source: trunk/help/Fit Peaks.htm @ 1009

Last change on this file since 1009 was 1009, checked in by vondreele, 10 years ago

auto peak search for TOF - no duplicates either
small amendment to peak fit tutorial

  • Property svn:keywords set to Author
  • Property svn:mime-type set to text/html
File size: 109.0 KB
Line 
1<html xmlns:v="urn:schemas-microsoft-com:vml"
2xmlns:o="urn:schemas-microsoft-com:office:office"
3xmlns:w="urn:schemas-microsoft-com:office:word"
4xmlns:m="http://schemas.microsoft.com/office/2004/12/omml"
5xmlns="http://www.w3.org/TR/REC-html40">
6
7<head>
8<meta http-equiv=Content-Type content="text/html; charset=windows-1252">
9<meta name=ProgId content=Word.Document>
10<meta name=Generator content="Microsoft Word 14">
11<meta name=Originator content="Microsoft Word 14">
12<link rel=File-List href="Fit%20Peaks_files/filelist.xml">
13<link rel=Edit-Time-Data href="Fit%20Peaks_files/editdata.mso">
14<!--[if !mso]>
15<style>
16v\:* {behavior:url(#default#VML);}
17o\:* {behavior:url(#default#VML);}
18w\:* {behavior:url(#default#VML);}
19.shape {behavior:url(#default#VML);}
20</style>
21<![endif]--><!--[if gte mso 9]><xml>
22 <o:DocumentProperties>
23  <o:Author>Von Dreele</o:Author>
24  <o:LastAuthor>Von Dreele</o:LastAuthor>
25  <o:Revision>31</o:Revision>
26  <o:TotalTime>773</o:TotalTime>
27  <o:Created>2012-05-05T16:28:00Z</o:Created>
28  <o:LastSaved>2013-07-24T21:07:00Z</o:LastSaved>
29  <o:Pages>11</o:Pages>
30  <o:Words>2707</o:Words>
31  <o:Characters>15435</o:Characters>
32  <o:Company>Argonne National Laboratory</o:Company>
33  <o:Lines>128</o:Lines>
34  <o:Paragraphs>36</o:Paragraphs>
35  <o:CharactersWithSpaces>18106</o:CharactersWithSpaces>
36  <o:Version>14.00</o:Version>
37 </o:DocumentProperties>
38 <o:OfficeDocumentSettings>
39  <o:AllowPNG/>
40 </o:OfficeDocumentSettings>
41</xml><![endif]-->
42<link rel=themeData href="Fit%20Peaks_files/themedata.thmx">
43<link rel=colorSchemeMapping href="Fit%20Peaks_files/colorschememapping.xml">
44<!--[if gte mso 9]><xml>
45 <w:WordDocument>
46  <w:Zoom>FullPage</w:Zoom>
47  <w:SpellingState>Clean</w:SpellingState>
48  <w:GrammarState>Clean</w:GrammarState>
49  <w:TrackMoves>false</w:TrackMoves>
50  <w:TrackFormatting/>
51  <w:PunctuationKerning/>
52  <w:ValidateAgainstSchemas/>
53  <w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid>
54  <w:IgnoreMixedContent>false</w:IgnoreMixedContent>
55  <w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText>
56  <w:DoNotPromoteQF/>
57  <w:LidThemeOther>EN-US</w:LidThemeOther>
58  <w:LidThemeAsian>X-NONE</w:LidThemeAsian>
59  <w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript>
60  <w:Compatibility>
61   <w:BreakWrappedTables/>
62   <w:SnapToGridInCell/>
63   <w:WrapTextWithPunct/>
64   <w:UseAsianBreakRules/>
65   <w:DontGrowAutofit/>
66   <w:SplitPgBreakAndParaMark/>
67   <w:DontVertAlignCellWithSp/>
68   <w:DontBreakConstrainedForcedTables/>
69   <w:DontVertAlignInTxbx/>
70   <w:Word11KerningPairs/>
71   <w:CachedColBalance/>
72   <w:EnableOpenTypeKerning/>
73   <w:DontFlipMirrorIndents/>
74   <w:OverrideTableStyleHps/>
75  </w:Compatibility>
76  <w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel>
77  <m:mathPr>
78   <m:mathFont m:val="Cambria Math"/>
79   <m:brkBin m:val="before"/>
80   <m:brkBinSub m:val="&#45;-"/>
81   <m:smallFrac m:val="off"/>
82   <m:dispDef/>
83   <m:lMargin m:val="0"/>
84   <m:rMargin m:val="0"/>
85   <m:defJc m:val="centerGroup"/>
86   <m:wrapIndent m:val="1440"/>
87   <m:intLim m:val="subSup"/>
88   <m:naryLim m:val="undOvr"/>
89  </m:mathPr></w:WordDocument>
90</xml><![endif]--><!--[if gte mso 9]><xml>
91 <w:LatentStyles DefLockedState="false" DefUnhideWhenUsed="true"
92  DefSemiHidden="true" DefQFormat="false" DefPriority="99"
93  LatentStyleCount="267">
94  <w:LsdException Locked="false" Priority="0" SemiHidden="false"
95   UnhideWhenUsed="false" QFormat="true" Name="Normal"/>
96  <w:LsdException Locked="false" Priority="9" SemiHidden="false"
97   UnhideWhenUsed="false" QFormat="true" Name="heading 1"/>
98  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 2"/>
99  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 3"/>
100  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 4"/>
101  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 5"/>
102  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 6"/>
103  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 7"/>
104  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 8"/>
105  <w:LsdException Locked="false" Priority="9" QFormat="true" Name="heading 9"/>
106  <w:LsdException Locked="false" Priority="39" Name="toc 1"/>
107  <w:LsdException Locked="false" Priority="39" Name="toc 2"/>
108  <w:LsdException Locked="false" Priority="39" Name="toc 3"/>
109  <w:LsdException Locked="false" Priority="39" Name="toc 4"/>
110  <w:LsdException Locked="false" Priority="39" Name="toc 5"/>
111  <w:LsdException Locked="false" Priority="39" Name="toc 6"/>
112  <w:LsdException Locked="false" Priority="39" Name="toc 7"/>
113  <w:LsdException Locked="false" Priority="39" Name="toc 8"/>
114  <w:LsdException Locked="false" Priority="39" Name="toc 9"/>
115  <w:LsdException Locked="false" Priority="35" QFormat="true" Name="caption"/>
116  <w:LsdException Locked="false" Priority="10" SemiHidden="false"
117   UnhideWhenUsed="false" QFormat="true" Name="Title"/>
118  <w:LsdException Locked="false" Priority="1" Name="Default Paragraph Font"/>
119  <w:LsdException Locked="false" Priority="11" SemiHidden="false"
120   UnhideWhenUsed="false" QFormat="true" Name="Subtitle"/>
121  <w:LsdException Locked="false" Priority="22" SemiHidden="false"
122   UnhideWhenUsed="false" QFormat="true" Name="Strong"/>
123  <w:LsdException Locked="false" Priority="20" SemiHidden="false"
124   UnhideWhenUsed="false" QFormat="true" Name="Emphasis"/>
125  <w:LsdException Locked="false" Priority="59" SemiHidden="false"
126   UnhideWhenUsed="false" Name="Table Grid"/>
127  <w:LsdException Locked="false" UnhideWhenUsed="false" Name="Placeholder Text"/>
128  <w:LsdException Locked="false" Priority="1" SemiHidden="false"
129   UnhideWhenUsed="false" QFormat="true" Name="No Spacing"/>
130  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
131   UnhideWhenUsed="false" Name="Light Shading"/>
132  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
133   UnhideWhenUsed="false" Name="Light List"/>
134  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
135   UnhideWhenUsed="false" Name="Light Grid"/>
136  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
137   UnhideWhenUsed="false" Name="Medium Shading 1"/>
138  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
139   UnhideWhenUsed="false" Name="Medium Shading 2"/>
140  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
141   UnhideWhenUsed="false" Name="Medium List 1"/>
142  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
143   UnhideWhenUsed="false" Name="Medium List 2"/>
144  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
145   UnhideWhenUsed="false" Name="Medium Grid 1"/>
146  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
147   UnhideWhenUsed="false" Name="Medium Grid 2"/>
148  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
149   UnhideWhenUsed="false" Name="Medium Grid 3"/>
150  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
151   UnhideWhenUsed="false" Name="Dark List"/>
152  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
153   UnhideWhenUsed="false" Name="Colorful Shading"/>
154  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
155   UnhideWhenUsed="false" Name="Colorful List"/>
156  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
157   UnhideWhenUsed="false" Name="Colorful Grid"/>
158  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
159   UnhideWhenUsed="false" Name="Light Shading Accent 1"/>
160  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
161   UnhideWhenUsed="false" Name="Light List Accent 1"/>
162  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
163   UnhideWhenUsed="false" Name="Light Grid Accent 1"/>
164  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
165   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 1"/>
166  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
167   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 1"/>
168  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
169   UnhideWhenUsed="false" Name="Medium List 1 Accent 1"/>
170  <w:LsdException Locked="false" UnhideWhenUsed="false" Name="Revision"/>
171  <w:LsdException Locked="false" Priority="34" SemiHidden="false"
172   UnhideWhenUsed="false" QFormat="true" Name="List Paragraph"/>
173  <w:LsdException Locked="false" Priority="29" SemiHidden="false"
174   UnhideWhenUsed="false" QFormat="true" Name="Quote"/>
175  <w:LsdException Locked="false" Priority="30" SemiHidden="false"
176   UnhideWhenUsed="false" QFormat="true" Name="Intense Quote"/>
177  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
178   UnhideWhenUsed="false" Name="Medium List 2 Accent 1"/>
179  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
180   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 1"/>
181  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
182   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 1"/>
183  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
184   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 1"/>
185  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
186   UnhideWhenUsed="false" Name="Dark List Accent 1"/>
187  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
188   UnhideWhenUsed="false" Name="Colorful Shading Accent 1"/>
189  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
190   UnhideWhenUsed="false" Name="Colorful List Accent 1"/>
191  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
192   UnhideWhenUsed="false" Name="Colorful Grid Accent 1"/>
193  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
194   UnhideWhenUsed="false" Name="Light Shading Accent 2"/>
195  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
196   UnhideWhenUsed="false" Name="Light List Accent 2"/>
197  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
198   UnhideWhenUsed="false" Name="Light Grid Accent 2"/>
199  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
200   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 2"/>
201  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
202   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 2"/>
203  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
204   UnhideWhenUsed="false" Name="Medium List 1 Accent 2"/>
205  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
206   UnhideWhenUsed="false" Name="Medium List 2 Accent 2"/>
207  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
208   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 2"/>
209  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
210   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 2"/>
211  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
212   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 2"/>
213  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
214   UnhideWhenUsed="false" Name="Dark List Accent 2"/>
215  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
216   UnhideWhenUsed="false" Name="Colorful Shading Accent 2"/>
217  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
218   UnhideWhenUsed="false" Name="Colorful List Accent 2"/>
219  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
220   UnhideWhenUsed="false" Name="Colorful Grid Accent 2"/>
221  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
222   UnhideWhenUsed="false" Name="Light Shading Accent 3"/>
223  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
224   UnhideWhenUsed="false" Name="Light List Accent 3"/>
225  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
226   UnhideWhenUsed="false" Name="Light Grid Accent 3"/>
227  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
228   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 3"/>
229  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
230   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 3"/>
231  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
232   UnhideWhenUsed="false" Name="Medium List 1 Accent 3"/>
233  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
234   UnhideWhenUsed="false" Name="Medium List 2 Accent 3"/>
235  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
236   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 3"/>
237  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
238   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 3"/>
239  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
240   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 3"/>
241  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
242   UnhideWhenUsed="false" Name="Dark List Accent 3"/>
243  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
244   UnhideWhenUsed="false" Name="Colorful Shading Accent 3"/>
245  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
246   UnhideWhenUsed="false" Name="Colorful List Accent 3"/>
247  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
248   UnhideWhenUsed="false" Name="Colorful Grid Accent 3"/>
249  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
250   UnhideWhenUsed="false" Name="Light Shading Accent 4"/>
251  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
252   UnhideWhenUsed="false" Name="Light List Accent 4"/>
253  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
254   UnhideWhenUsed="false" Name="Light Grid Accent 4"/>
255  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
256   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 4"/>
257  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
258   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 4"/>
259  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
260   UnhideWhenUsed="false" Name="Medium List 1 Accent 4"/>
261  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
262   UnhideWhenUsed="false" Name="Medium List 2 Accent 4"/>
263  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
264   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 4"/>
265  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
266   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 4"/>
267  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
268   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 4"/>
269  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
270   UnhideWhenUsed="false" Name="Dark List Accent 4"/>
271  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
272   UnhideWhenUsed="false" Name="Colorful Shading Accent 4"/>
273  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
274   UnhideWhenUsed="false" Name="Colorful List Accent 4"/>
275  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
276   UnhideWhenUsed="false" Name="Colorful Grid Accent 4"/>
277  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
278   UnhideWhenUsed="false" Name="Light Shading Accent 5"/>
279  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
280   UnhideWhenUsed="false" Name="Light List Accent 5"/>
281  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
282   UnhideWhenUsed="false" Name="Light Grid Accent 5"/>
283  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
284   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 5"/>
285  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
286   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 5"/>
287  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
288   UnhideWhenUsed="false" Name="Medium List 1 Accent 5"/>
289  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
290   UnhideWhenUsed="false" Name="Medium List 2 Accent 5"/>
291  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
292   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 5"/>
293  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
294   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 5"/>
295  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
296   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 5"/>
297  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
298   UnhideWhenUsed="false" Name="Dark List Accent 5"/>
299  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
300   UnhideWhenUsed="false" Name="Colorful Shading Accent 5"/>
301  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
302   UnhideWhenUsed="false" Name="Colorful List Accent 5"/>
303  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
304   UnhideWhenUsed="false" Name="Colorful Grid Accent 5"/>
305  <w:LsdException Locked="false" Priority="60" SemiHidden="false"
306   UnhideWhenUsed="false" Name="Light Shading Accent 6"/>
307  <w:LsdException Locked="false" Priority="61" SemiHidden="false"
308   UnhideWhenUsed="false" Name="Light List Accent 6"/>
309  <w:LsdException Locked="false" Priority="62" SemiHidden="false"
310   UnhideWhenUsed="false" Name="Light Grid Accent 6"/>
311  <w:LsdException Locked="false" Priority="63" SemiHidden="false"
312   UnhideWhenUsed="false" Name="Medium Shading 1 Accent 6"/>
313  <w:LsdException Locked="false" Priority="64" SemiHidden="false"
314   UnhideWhenUsed="false" Name="Medium Shading 2 Accent 6"/>
315  <w:LsdException Locked="false" Priority="65" SemiHidden="false"
316   UnhideWhenUsed="false" Name="Medium List 1 Accent 6"/>
317  <w:LsdException Locked="false" Priority="66" SemiHidden="false"
318   UnhideWhenUsed="false" Name="Medium List 2 Accent 6"/>
319  <w:LsdException Locked="false" Priority="67" SemiHidden="false"
320   UnhideWhenUsed="false" Name="Medium Grid 1 Accent 6"/>
321  <w:LsdException Locked="false" Priority="68" SemiHidden="false"
322   UnhideWhenUsed="false" Name="Medium Grid 2 Accent 6"/>
323  <w:LsdException Locked="false" Priority="69" SemiHidden="false"
324   UnhideWhenUsed="false" Name="Medium Grid 3 Accent 6"/>
325  <w:LsdException Locked="false" Priority="70" SemiHidden="false"
326   UnhideWhenUsed="false" Name="Dark List Accent 6"/>
327  <w:LsdException Locked="false" Priority="71" SemiHidden="false"
328   UnhideWhenUsed="false" Name="Colorful Shading Accent 6"/>
329  <w:LsdException Locked="false" Priority="72" SemiHidden="false"
330   UnhideWhenUsed="false" Name="Colorful List Accent 6"/>
331  <w:LsdException Locked="false" Priority="73" SemiHidden="false"
332   UnhideWhenUsed="false" Name="Colorful Grid Accent 6"/>
333  <w:LsdException Locked="false" Priority="19" SemiHidden="false"
334   UnhideWhenUsed="false" QFormat="true" Name="Subtle Emphasis"/>
335  <w:LsdException Locked="false" Priority="21" SemiHidden="false"
336   UnhideWhenUsed="false" QFormat="true" Name="Intense Emphasis"/>
337  <w:LsdException Locked="false" Priority="31" SemiHidden="false"
338   UnhideWhenUsed="false" QFormat="true" Name="Subtle Reference"/>
339  <w:LsdException Locked="false" Priority="32" SemiHidden="false"
340   UnhideWhenUsed="false" QFormat="true" Name="Intense Reference"/>
341  <w:LsdException Locked="false" Priority="33" SemiHidden="false"
342   UnhideWhenUsed="false" QFormat="true" Name="Book Title"/>
343  <w:LsdException Locked="false" Priority="37" Name="Bibliography"/>
344  <w:LsdException Locked="false" Priority="39" QFormat="true" Name="TOC Heading"/>
345 </w:LatentStyles>
346</xml><![endif]-->
347<style>
348<!--
349 /* Font Definitions */
350 @font-face
351        {font-family:Calibri;
352        panose-1:2 15 5 2 2 2 4 3 2 4;
353        mso-font-charset:0;
354        mso-generic-font-family:swiss;
355        mso-font-pitch:variable;
356        mso-font-signature:-536870145 1073786111 1 0 415 0;}
357@font-face
358        {font-family:Tahoma;
359        panose-1:2 11 6 4 3 5 4 4 2 4;
360        mso-font-charset:0;
361        mso-generic-font-family:swiss;
362        mso-font-pitch:variable;
363        mso-font-signature:-520081665 -1073717157 41 0 66047 0;}
364 /* Style Definitions */
365 p.MsoNormal, li.MsoNormal, div.MsoNormal
366        {mso-style-unhide:no;
367        mso-style-qformat:yes;
368        mso-style-parent:"";
369        margin:0in;
370        margin-bottom:.0001pt;
371        mso-pagination:widow-orphan;
372        font-size:12.0pt;
373        font-family:"Times New Roman","serif";
374        mso-fareast-font-family:"Times New Roman";
375        mso-fareast-theme-font:minor-fareast;}
376h1
377        {mso-style-priority:9;
378        mso-style-unhide:no;
379        mso-style-qformat:yes;
380        mso-style-link:"Heading 1 Char";
381        mso-margin-top-alt:auto;
382        margin-right:0in;
383        mso-margin-bottom-alt:auto;
384        margin-left:0in;
385        mso-pagination:widow-orphan;
386        mso-outline-level:1;
387        font-size:24.0pt;
388        font-family:"Times New Roman","serif";
389        mso-fareast-font-family:"Times New Roman";
390        mso-fareast-theme-font:minor-fareast;
391        font-weight:bold;}
392h2
393        {mso-style-noshow:yes;
394        mso-style-priority:9;
395        mso-style-qformat:yes;
396        mso-style-link:"Heading 2 Char";
397        mso-margin-top-alt:auto;
398        margin-right:0in;
399        mso-margin-bottom-alt:auto;
400        margin-left:0in;
401        mso-pagination:widow-orphan;
402        mso-outline-level:2;
403        font-size:18.0pt;
404        font-family:"Times New Roman","serif";
405        mso-fareast-font-family:"Times New Roman";
406        mso-fareast-theme-font:minor-fareast;
407        font-weight:bold;}
408h3
409        {mso-style-noshow:yes;
410        mso-style-priority:9;
411        mso-style-qformat:yes;
412        mso-style-link:"Heading 3 Char";
413        mso-margin-top-alt:auto;
414        margin-right:0in;
415        mso-margin-bottom-alt:auto;
416        margin-left:0in;
417        mso-pagination:widow-orphan;
418        mso-outline-level:3;
419        font-size:13.5pt;
420        font-family:"Times New Roman","serif";
421        mso-fareast-font-family:"Times New Roman";
422        mso-fareast-theme-font:minor-fareast;
423        font-weight:bold;}
424h4
425        {mso-style-noshow:yes;
426        mso-style-priority:9;
427        mso-style-qformat:yes;
428        mso-style-link:"Heading 4 Char";
429        mso-style-next:Normal;
430        margin-top:10.0pt;
431        margin-right:0in;
432        margin-bottom:0in;
433        margin-left:0in;
434        margin-bottom:.0001pt;
435        mso-pagination:widow-orphan lines-together;
436        page-break-after:avoid;
437        mso-outline-level:4;
438        font-size:13.0pt;
439        font-family:"Cambria","serif";
440        mso-ascii-font-family:Cambria;
441        mso-ascii-theme-font:major-latin;
442        mso-fareast-font-family:"Times New Roman";
443        mso-fareast-theme-font:major-fareast;
444        mso-hansi-font-family:Cambria;
445        mso-hansi-theme-font:major-latin;
446        mso-bidi-font-family:"Times New Roman";
447        mso-bidi-theme-font:major-bidi;
448        color:#4F81BD;
449        mso-themecolor:accent1;
450        font-weight:bold;
451        font-style:italic;}
452h5
453        {mso-style-noshow:yes;
454        mso-style-priority:9;
455        mso-style-qformat:yes;
456        mso-style-link:"Heading 5 Char";
457        mso-margin-top-alt:auto;
458        margin-right:0in;
459        mso-margin-bottom-alt:auto;
460        margin-left:0in;
461        mso-pagination:widow-orphan;
462        mso-outline-level:5;
463        font-size:12.0pt;
464        font-family:"Times New Roman","serif";
465        mso-fareast-font-family:"Times New Roman";
466        mso-fareast-theme-font:minor-fareast;
467        color:#4F4FFF;
468        font-weight:bold;}
469p.MsoTitle, li.MsoTitle, div.MsoTitle
470        {mso-style-noshow:yes;
471        mso-style-priority:10;
472        mso-style-unhide:no;
473        mso-style-qformat:yes;
474        mso-style-link:"Title Char";
475        mso-style-next:Normal;
476        margin-top:0in;
477        margin-right:0in;
478        margin-bottom:15.0pt;
479        margin-left:0in;
480        mso-add-space:auto;
481        mso-pagination:widow-orphan;
482        border:none;
483        mso-border-bottom-alt:solid #4F81BD 1.0pt;
484        mso-border-bottom-themecolor:accent1;
485        padding:0in;
486        mso-padding-alt:0in 0in 4.0pt 0in;
487        font-size:26.0pt;
488        font-family:"Cambria","serif";
489        mso-ascii-font-family:Cambria;
490        mso-ascii-theme-font:major-latin;
491        mso-fareast-font-family:"Times New Roman";
492        mso-fareast-theme-font:major-fareast;
493        mso-hansi-font-family:Cambria;
494        mso-hansi-theme-font:major-latin;
495        mso-bidi-font-family:"Times New Roman";
496        mso-bidi-theme-font:major-bidi;
497        color:#17365D;
498        mso-themecolor:text2;
499        mso-themeshade:191;
500        letter-spacing:.25pt;
501        mso-font-kerning:14.0pt;}
502p.MsoTitleCxSpFirst, li.MsoTitleCxSpFirst, div.MsoTitleCxSpFirst
503        {mso-style-noshow:yes;
504        mso-style-priority:10;
505        mso-style-unhide:no;
506        mso-style-qformat:yes;
507        mso-style-link:"Title Char";
508        mso-style-next:Normal;
509        mso-style-type:export-only;
510        margin:0in;
511        margin-bottom:.0001pt;
512        mso-add-space:auto;
513        mso-pagination:widow-orphan;
514        border:none;
515        mso-border-bottom-alt:solid #4F81BD 1.0pt;
516        mso-border-bottom-themecolor:accent1;
517        padding:0in;
518        mso-padding-alt:0in 0in 4.0pt 0in;
519        font-size:26.0pt;
520        font-family:"Cambria","serif";
521        mso-ascii-font-family:Cambria;
522        mso-ascii-theme-font:major-latin;
523        mso-fareast-font-family:"Times New Roman";
524        mso-fareast-theme-font:major-fareast;
525        mso-hansi-font-family:Cambria;
526        mso-hansi-theme-font:major-latin;
527        mso-bidi-font-family:"Times New Roman";
528        mso-bidi-theme-font:major-bidi;
529        color:#17365D;
530        mso-themecolor:text2;
531        mso-themeshade:191;
532        letter-spacing:.25pt;
533        mso-font-kerning:14.0pt;}
534p.MsoTitleCxSpMiddle, li.MsoTitleCxSpMiddle, div.MsoTitleCxSpMiddle
535        {mso-style-noshow:yes;
536        mso-style-priority:10;
537        mso-style-unhide:no;
538        mso-style-qformat:yes;
539        mso-style-link:"Title Char";
540        mso-style-next:Normal;
541        mso-style-type:export-only;
542        margin:0in;
543        margin-bottom:.0001pt;
544        mso-add-space:auto;
545        mso-pagination:widow-orphan;
546        border:none;
547        mso-border-bottom-alt:solid #4F81BD 1.0pt;
548        mso-border-bottom-themecolor:accent1;
549        padding:0in;
550        mso-padding-alt:0in 0in 4.0pt 0in;
551        font-size:26.0pt;
552        font-family:"Cambria","serif";
553        mso-ascii-font-family:Cambria;
554        mso-ascii-theme-font:major-latin;
555        mso-fareast-font-family:"Times New Roman";
556        mso-fareast-theme-font:major-fareast;
557        mso-hansi-font-family:Cambria;
558        mso-hansi-theme-font:major-latin;
559        mso-bidi-font-family:"Times New Roman";
560        mso-bidi-theme-font:major-bidi;
561        color:#17365D;
562        mso-themecolor:text2;
563        mso-themeshade:191;
564        letter-spacing:.25pt;
565        mso-font-kerning:14.0pt;}
566p.MsoTitleCxSpLast, li.MsoTitleCxSpLast, div.MsoTitleCxSpLast
567        {mso-style-noshow:yes;
568        mso-style-priority:10;
569        mso-style-unhide:no;
570        mso-style-qformat:yes;
571        mso-style-link:"Title Char";
572        mso-style-next:Normal;
573        mso-style-type:export-only;
574        margin-top:0in;
575        margin-right:0in;
576        margin-bottom:15.0pt;
577        margin-left:0in;
578        mso-add-space:auto;
579        mso-pagination:widow-orphan;
580        border:none;
581        mso-border-bottom-alt:solid #4F81BD 1.0pt;
582        mso-border-bottom-themecolor:accent1;
583        padding:0in;
584        mso-padding-alt:0in 0in 4.0pt 0in;
585        font-size:26.0pt;
586        font-family:"Cambria","serif";
587        mso-ascii-font-family:Cambria;
588        mso-ascii-theme-font:major-latin;
589        mso-fareast-font-family:"Times New Roman";
590        mso-fareast-theme-font:major-fareast;
591        mso-hansi-font-family:Cambria;
592        mso-hansi-theme-font:major-latin;
593        mso-bidi-font-family:"Times New Roman";
594        mso-bidi-theme-font:major-bidi;
595        color:#17365D;
596        mso-themecolor:text2;
597        mso-themeshade:191;
598        letter-spacing:.25pt;
599        mso-font-kerning:14.0pt;}
600a:link, span.MsoHyperlink
601        {mso-style-noshow:yes;
602        mso-style-priority:99;
603        color:blue;
604        text-decoration:underline;
605        text-underline:single;}
606a:visited, span.MsoHyperlinkFollowed
607        {mso-style-noshow:yes;
608        mso-style-priority:99;
609        color:purple;
610        text-decoration:underline;
611        text-underline:single;}
612p.MsoDocumentMap, li.MsoDocumentMap, div.MsoDocumentMap
613        {mso-style-noshow:yes;
614        mso-style-priority:99;
615        mso-style-link:"Document Map Char";
616        margin:0in;
617        margin-bottom:.0001pt;
618        mso-pagination:widow-orphan;
619        font-size:8.0pt;
620        font-family:"Tahoma","sans-serif";
621        mso-fareast-font-family:"Times New Roman";
622        mso-fareast-theme-font:minor-fareast;}
623p
624        {mso-style-noshow:yes;
625        mso-style-priority:99;
626        mso-margin-top-alt:auto;
627        margin-right:0in;
628        mso-margin-bottom-alt:auto;
629        margin-left:0in;
630        mso-pagination:widow-orphan;
631        font-size:12.0pt;
632        font-family:"Times New Roman","serif";
633        mso-fareast-font-family:"Times New Roman";
634        mso-fareast-theme-font:minor-fareast;}
635pre
636        {mso-style-noshow:yes;
637        mso-style-priority:99;
638        mso-style-link:"HTML Preformatted Char";
639        margin:0in;
640        margin-bottom:.0001pt;
641        mso-pagination:widow-orphan;
642        tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt;
643        font-size:10.0pt;
644        font-family:"Courier New";
645        mso-fareast-font-family:"Times New Roman";}
646p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
647        {mso-style-noshow:yes;
648        mso-style-priority:99;
649        mso-style-link:"Balloon Text Char";
650        margin:0in;
651        margin-bottom:.0001pt;
652        mso-pagination:widow-orphan;
653        font-size:8.0pt;
654        font-family:"Tahoma","sans-serif";
655        mso-fareast-font-family:"Times New Roman";
656        mso-fareast-theme-font:minor-fareast;}
657span.MsoPlaceholderText
658        {mso-style-noshow:yes;
659        mso-style-priority:99;
660        mso-style-unhide:no;
661        color:gray;}
662p.MsoNoSpacing, li.MsoNoSpacing, div.MsoNoSpacing
663        {mso-style-noshow:yes;
664        mso-style-priority:1;
665        mso-style-unhide:no;
666        mso-style-qformat:yes;
667        mso-style-parent:"";
668        margin:0in;
669        margin-bottom:.0001pt;
670        mso-pagination:widow-orphan;
671        font-size:12.0pt;
672        font-family:"Times New Roman","serif";
673        mso-fareast-font-family:"Times New Roman";
674        mso-fareast-theme-font:minor-fareast;}
675p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
676        {mso-style-noshow:yes;
677        mso-style-priority:34;
678        mso-style-unhide:no;
679        mso-style-qformat:yes;
680        margin-top:0in;
681        margin-right:0in;
682        margin-bottom:0in;
683        margin-left:.5in;
684        margin-bottom:.0001pt;
685        mso-add-space:auto;
686        mso-pagination:widow-orphan;
687        font-size:12.0pt;
688        font-family:"Times New Roman","serif";
689        mso-fareast-font-family:"Times New Roman";
690        mso-fareast-theme-font:minor-fareast;}
691p.MsoListParagraphCxSpFirst, li.MsoListParagraphCxSpFirst, div.MsoListParagraphCxSpFirst
692        {mso-style-noshow:yes;
693        mso-style-priority:34;
694        mso-style-unhide:no;
695        mso-style-qformat:yes;
696        mso-style-type:export-only;
697        margin-top:0in;
698        margin-right:0in;
699        margin-bottom:0in;
700        margin-left:.5in;
701        margin-bottom:.0001pt;
702        mso-add-space:auto;
703        mso-pagination:widow-orphan;
704        font-size:12.0pt;
705        font-family:"Times New Roman","serif";
706        mso-fareast-font-family:"Times New Roman";
707        mso-fareast-theme-font:minor-fareast;}
708p.MsoListParagraphCxSpMiddle, li.MsoListParagraphCxSpMiddle, div.MsoListParagraphCxSpMiddle
709        {mso-style-noshow:yes;
710        mso-style-priority:34;
711        mso-style-unhide:no;
712        mso-style-qformat:yes;
713        mso-style-type:export-only;
714        margin-top:0in;
715        margin-right:0in;
716        margin-bottom:0in;
717        margin-left:.5in;
718        margin-bottom:.0001pt;
719        mso-add-space:auto;
720        mso-pagination:widow-orphan;
721        font-size:12.0pt;
722        font-family:"Times New Roman","serif";
723        mso-fareast-font-family:"Times New Roman";
724        mso-fareast-theme-font:minor-fareast;}
725p.MsoListParagraphCxSpLast, li.MsoListParagraphCxSpLast, div.MsoListParagraphCxSpLast
726        {mso-style-noshow:yes;
727        mso-style-priority:34;
728        mso-style-unhide:no;
729        mso-style-qformat:yes;
730        mso-style-type:export-only;
731        margin-top:0in;
732        margin-right:0in;
733        margin-bottom:0in;
734        margin-left:.5in;
735        margin-bottom:.0001pt;
736        mso-add-space:auto;
737        mso-pagination:widow-orphan;
738        font-size:12.0pt;
739        font-family:"Times New Roman","serif";
740        mso-fareast-font-family:"Times New Roman";
741        mso-fareast-theme-font:minor-fareast;}
742span.MsoIntenseReference
743        {mso-style-priority:32;
744        mso-style-unhide:no;
745        mso-style-qformat:yes;
746        font-variant:small-caps;
747        color:#C0504D;
748        mso-themecolor:accent2;
749        letter-spacing:.25pt;
750        font-weight:bold;
751        text-decoration:underline;
752        text-underline:single;}
753span.Heading1Char
754        {mso-style-name:"Heading 1 Char";
755        mso-style-priority:9;
756        mso-style-unhide:no;
757        mso-style-locked:yes;
758        mso-style-link:"Heading 1";
759        mso-ansi-font-size:24.0pt;
760        mso-bidi-font-size:24.0pt;
761        font-family:"Times New Roman","serif";
762        mso-ascii-font-family:"Times New Roman";
763        mso-fareast-font-family:"Times New Roman";
764        mso-fareast-theme-font:minor-fareast;
765        mso-hansi-font-family:"Times New Roman";
766        mso-bidi-font-family:"Times New Roman";
767        mso-font-kerning:18.0pt;
768        font-weight:bold;}
769span.Heading2Char
770        {mso-style-name:"Heading 2 Char";
771        mso-style-noshow:yes;
772        mso-style-priority:9;
773        mso-style-unhide:no;
774        mso-style-locked:yes;
775        mso-style-link:"Heading 2";
776        mso-ansi-font-size:18.0pt;
777        mso-bidi-font-size:18.0pt;
778        font-family:"Times New Roman","serif";
779        mso-ascii-font-family:"Times New Roman";
780        mso-fareast-font-family:"Times New Roman";
781        mso-fareast-theme-font:minor-fareast;
782        mso-hansi-font-family:"Times New Roman";
783        mso-bidi-font-family:"Times New Roman";
784        font-weight:bold;}
785span.Heading3Char
786        {mso-style-name:"Heading 3 Char";
787        mso-style-noshow:yes;
788        mso-style-priority:9;
789        mso-style-unhide:no;
790        mso-style-locked:yes;
791        mso-style-link:"Heading 3";
792        mso-ansi-font-size:13.5pt;
793        mso-bidi-font-size:13.5pt;
794        font-family:"Times New Roman","serif";
795        mso-ascii-font-family:"Times New Roman";
796        mso-fareast-font-family:"Times New Roman";
797        mso-fareast-theme-font:minor-fareast;
798        mso-hansi-font-family:"Times New Roman";
799        mso-bidi-font-family:"Times New Roman";
800        font-weight:bold;}
801span.Heading4Char
802        {mso-style-name:"Heading 4 Char";
803        mso-style-noshow:yes;
804        mso-style-priority:9;
805        mso-style-unhide:no;
806        mso-style-locked:yes;
807        mso-style-link:"Heading 4";
808        mso-ansi-font-size:13.0pt;
809        mso-bidi-font-size:13.0pt;
810        font-family:"Cambria","serif";
811        mso-ascii-font-family:Cambria;
812        mso-ascii-theme-font:major-latin;
813        mso-fareast-font-family:"Times New Roman";
814        mso-fareast-theme-font:major-fareast;
815        mso-hansi-font-family:Cambria;
816        mso-hansi-theme-font:major-latin;
817        mso-bidi-font-family:"Times New Roman";
818        mso-bidi-theme-font:major-bidi;
819        color:#4F81BD;
820        mso-themecolor:accent1;
821        font-weight:bold;
822        font-style:italic;}
823span.Heading5Char
824        {mso-style-name:"Heading 5 Char";
825        mso-style-noshow:yes;
826        mso-style-priority:9;
827        mso-style-unhide:no;
828        mso-style-locked:yes;
829        mso-style-link:"Heading 5";
830        mso-ansi-font-size:12.0pt;
831        mso-bidi-font-size:12.0pt;
832        font-family:"Times New Roman","serif";
833        mso-ascii-font-family:"Times New Roman";
834        mso-fareast-font-family:"Times New Roman";
835        mso-fareast-theme-font:minor-fareast;
836        mso-hansi-font-family:"Times New Roman";
837        mso-bidi-font-family:"Times New Roman";
838        color:#4F4FFF;
839        font-weight:bold;}
840span.HTMLPreformattedChar
841        {mso-style-name:"HTML Preformatted Char";
842        mso-style-noshow:yes;
843        mso-style-priority:99;
844        mso-style-unhide:no;
845        mso-style-locked:yes;
846        mso-style-link:"HTML Preformatted";
847        font-family:"Courier New";
848        mso-ascii-font-family:"Courier New";
849        mso-fareast-font-family:"Times New Roman";
850        mso-hansi-font-family:"Courier New";
851        mso-bidi-font-family:"Courier New";}
852span.TitleChar
853        {mso-style-name:"Title Char";
854        mso-style-priority:10;
855        mso-style-unhide:no;
856        mso-style-locked:yes;
857        mso-style-link:Title;
858        mso-ansi-font-size:26.0pt;
859        mso-bidi-font-size:26.0pt;
860        font-family:"Cambria","serif";
861        mso-ascii-font-family:Cambria;
862        mso-ascii-theme-font:major-latin;
863        mso-fareast-font-family:"Times New Roman";
864        mso-fareast-theme-font:major-fareast;
865        mso-hansi-font-family:Cambria;
866        mso-hansi-theme-font:major-latin;
867        mso-bidi-font-family:"Times New Roman";
868        mso-bidi-theme-font:major-bidi;
869        color:#17365D;
870        mso-themecolor:text2;
871        mso-themeshade:191;
872        letter-spacing:.25pt;
873        mso-font-kerning:14.0pt;}
874span.DocumentMapChar
875        {mso-style-name:"Document Map Char";
876        mso-style-noshow:yes;
877        mso-style-priority:99;
878        mso-style-unhide:no;
879        mso-style-locked:yes;
880        mso-style-link:"Document Map";
881        mso-ansi-font-size:8.0pt;
882        mso-bidi-font-size:8.0pt;
883        font-family:"Tahoma","sans-serif";
884        mso-ascii-font-family:Tahoma;
885        mso-fareast-font-family:"Times New Roman";
886        mso-fareast-theme-font:minor-fareast;
887        mso-hansi-font-family:Tahoma;
888        mso-bidi-font-family:Tahoma;}
889span.BalloonTextChar
890        {mso-style-name:"Balloon Text Char";
891        mso-style-noshow:yes;
892        mso-style-priority:99;
893        mso-style-unhide:no;
894        mso-style-locked:yes;
895        mso-style-link:"Balloon Text";
896        mso-ansi-font-size:8.0pt;
897        mso-bidi-font-size:8.0pt;
898        font-family:"Tahoma","sans-serif";
899        mso-ascii-font-family:Tahoma;
900        mso-fareast-font-family:"Times New Roman";
901        mso-fareast-theme-font:minor-fareast;
902        mso-hansi-font-family:Tahoma;
903        mso-bidi-font-family:Tahoma;}
904span.SpellE
905        {mso-style-name:"";
906        mso-spl-e:yes;}
907span.GramE
908        {mso-style-name:"";
909        mso-gram-e:yes;}
910.MsoChpDefault
911        {mso-style-type:export-only;
912        mso-default-props:yes;
913        font-size:10.0pt;
914        mso-ansi-font-size:10.0pt;
915        mso-bidi-font-size:10.0pt;
916        font-family:"Calibri","sans-serif";
917        mso-ascii-font-family:Calibri;
918        mso-ascii-theme-font:minor-latin;
919        mso-fareast-font-family:Calibri;
920        mso-fareast-theme-font:minor-latin;
921        mso-hansi-font-family:Calibri;
922        mso-hansi-theme-font:minor-latin;
923        mso-bidi-font-family:"Times New Roman";
924        mso-bidi-theme-font:minor-bidi;}
925@page WordSection1
926        {size:8.5in 11.0in;
927        margin:1.0in 1.0in 1.0in 1.0in;
928        mso-header-margin:.5in;
929        mso-footer-margin:.5in;
930        mso-paper-source:0;}
931div.WordSection1
932        {page:WordSection1;}
933 /* List Definitions */
934 @list l0
935        {mso-list-id:608973138;
936        mso-list-type:hybrid;
937        mso-list-template-ids:-1449999034 67698703 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
938@list l0:level1
939        {mso-level-tab-stop:none;
940        mso-level-number-position:left;
941        text-indent:-.25in;}
942@list l0:level2
943        {mso-level-number-format:alpha-lower;
944        mso-level-tab-stop:none;
945        mso-level-number-position:left;
946        text-indent:-.25in;}
947@list l0:level3
948        {mso-level-number-format:roman-lower;
949        mso-level-tab-stop:none;
950        mso-level-number-position:right;
951        text-indent:-9.0pt;}
952@list l0:level4
953        {mso-level-tab-stop:none;
954        mso-level-number-position:left;
955        text-indent:-.25in;}
956@list l0:level5
957        {mso-level-number-format:alpha-lower;
958        mso-level-tab-stop:none;
959        mso-level-number-position:left;
960        text-indent:-.25in;}
961@list l0:level6
962        {mso-level-number-format:roman-lower;
963        mso-level-tab-stop:none;
964        mso-level-number-position:right;
965        text-indent:-9.0pt;}
966@list l0:level7
967        {mso-level-tab-stop:none;
968        mso-level-number-position:left;
969        text-indent:-.25in;}
970@list l0:level8
971        {mso-level-number-format:alpha-lower;
972        mso-level-tab-stop:none;
973        mso-level-number-position:left;
974        text-indent:-.25in;}
975@list l0:level9
976        {mso-level-number-format:roman-lower;
977        mso-level-tab-stop:none;
978        mso-level-number-position:right;
979        text-indent:-9.0pt;}
980@list l1
981        {mso-list-id:894583186;
982        mso-list-type:hybrid;
983        mso-list-template-ids:1821937756 67698703 67698713 67698715 67698703 67698713 67698715 67698703 67698713 67698715;}
984@list l1:level1
985        {mso-level-tab-stop:none;
986        mso-level-number-position:left;
987        margin-left:39.0pt;
988        text-indent:-.25in;}
989@list l1:level2
990        {mso-level-number-format:alpha-lower;
991        mso-level-tab-stop:none;
992        mso-level-number-position:left;
993        margin-left:75.0pt;
994        text-indent:-.25in;}
995@list l1:level3
996        {mso-level-number-format:roman-lower;
997        mso-level-tab-stop:none;
998        mso-level-number-position:right;
999        margin-left:111.0pt;
1000        text-indent:-9.0pt;}
1001@list l1:level4
1002        {mso-level-tab-stop:none;
1003        mso-level-number-position:left;
1004        margin-left:147.0pt;
1005        text-indent:-.25in;}
1006@list l1:level5
1007        {mso-level-number-format:alpha-lower;
1008        mso-level-tab-stop:none;
1009        mso-level-number-position:left;
1010        margin-left:183.0pt;
1011        text-indent:-.25in;}
1012@list l1:level6
1013        {mso-level-number-format:roman-lower;
1014        mso-level-tab-stop:none;
1015        mso-level-number-position:right;
1016        margin-left:219.0pt;
1017        text-indent:-9.0pt;}
1018@list l1:level7
1019        {mso-level-tab-stop:none;
1020        mso-level-number-position:left;
1021        margin-left:255.0pt;
1022        text-indent:-.25in;}
1023@list l1:level8
1024        {mso-level-number-format:alpha-lower;
1025        mso-level-tab-stop:none;
1026        mso-level-number-position:left;
1027        margin-left:291.0pt;
1028        text-indent:-.25in;}
1029@list l1:level9
1030        {mso-level-number-format:roman-lower;
1031        mso-level-tab-stop:none;
1032        mso-level-number-position:right;
1033        margin-left:327.0pt;
1034        text-indent:-9.0pt;}
1035@list l2
1036        {mso-list-id:983856491;
1037        mso-list-type:hybrid;
1038        mso-list-template-ids:-44896332 67698703 67698713 461011134 67698703 67698713 67698715 67698703 67698713 67698715;}
1039@list l2:level1
1040        {mso-level-tab-stop:none;
1041        mso-level-number-position:left;
1042        text-indent:-.25in;}
1043@list l2:level2
1044        {mso-level-number-format:alpha-lower;
1045        mso-level-tab-stop:none;
1046        mso-level-number-position:left;
1047        text-indent:-.25in;}
1048@list l2:level3
1049        {mso-level-start-at:0;
1050        mso-level-number-format:bullet;
1051        mso-level-text:\F0B7;
1052        mso-level-tab-stop:none;
1053        mso-level-number-position:left;
1054        margin-left:117.0pt;
1055        text-indent:-.25in;
1056        font-family:Symbol;
1057        mso-fareast-font-family:"Times New Roman";
1058        mso-fareast-theme-font:minor-fareast;
1059        mso-bidi-font-family:"Times New Roman";}
1060@list l2:level4
1061        {mso-level-tab-stop:none;
1062        mso-level-number-position:left;
1063        text-indent:-.25in;}
1064@list l2:level5
1065        {mso-level-number-format:alpha-lower;
1066        mso-level-tab-stop:none;
1067        mso-level-number-position:left;
1068        text-indent:-.25in;}
1069@list l2:level6
1070        {mso-level-number-format:roman-lower;
1071        mso-level-tab-stop:none;
1072        mso-level-number-position:right;
1073        text-indent:-9.0pt;}
1074@list l2:level7
1075        {mso-level-tab-stop:none;
1076        mso-level-number-position:left;
1077        text-indent:-.25in;}
1078@list l2:level8
1079        {mso-level-number-format:alpha-lower;
1080        mso-level-tab-stop:none;
1081        mso-level-number-position:left;
1082        text-indent:-.25in;}
1083@list l2:level9
1084        {mso-level-number-format:roman-lower;
1085        mso-level-tab-stop:none;
1086        mso-level-number-position:right;
1087        text-indent:-9.0pt;}
1088ol
1089        {margin-bottom:0in;}
1090ul
1091        {margin-bottom:0in;}
1092-->
1093</style>
1094<!--[if gte mso 10]>
1095<style>
1096 /* Style Definitions */
1097 table.MsoNormalTable
1098        {mso-style-name:"Table Normal";
1099        mso-tstyle-rowband-size:0;
1100        mso-tstyle-colband-size:0;
1101        mso-style-noshow:yes;
1102        mso-style-priority:99;
1103        mso-style-parent:"";
1104        mso-padding-alt:0in 5.4pt 0in 5.4pt;
1105        mso-para-margin:0in;
1106        mso-para-margin-bottom:.0001pt;
1107        mso-pagination:widow-orphan;
1108        font-size:10.0pt;
1109        font-family:"Calibri","sans-serif";
1110        mso-ascii-font-family:Calibri;
1111        mso-ascii-theme-font:minor-latin;
1112        mso-hansi-font-family:Calibri;
1113        mso-hansi-theme-font:minor-latin;}
1114</style>
1115<![endif]--><!--[if gte mso 9]><xml>
1116 <o:shapedefaults v:ext="edit" spidmax="1026"/>
1117</xml><![endif]--><!--[if gte mso 9]><xml>
1118 <o:shapelayout v:ext="edit">
1119  <o:idmap v:ext="edit" data="1"/>
1120 </o:shapelayout></xml><![endif]-->
1121</head>
1122
1123<body lang=EN-US link=blue vlink=purple style='tab-interval:.5in'>
1124
1125<div class=WordSection1>
1126
1127<h1>Fit Peaks/<span class=SpellE>Autoindexing</span> in GSAS-II </h1>
1128
1129<p class=MsoNormal>In this exercise you will use GSAS-II to search for a unit
1130cell that matches a set of diffraction peaks -- a process known as
1131auto-indexing. First peaks must be located and optimized and then indexing can
1132be done.</p>
1133
1134<p class=MsoNormal>If you have not done so already, <a
1135href="Starting%20GSAS.htm">start GSAS-II</a>.</p>
1136
1137<h2>Step 1: read in the data file</h2>
1138
1139<p class=MsoListParagraphCxSpFirst style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span
1140style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>1.<span
1141style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Use
1142the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1143mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1144Calibri;mso-bidi-theme-font:minor-latin'>Import/Powder Data/from GSAS file</span></b>
1145menu item to read the data file into the current GSAS-II project. This read
1146option is set to read any of the powder data formats defined for GSAS (angles
1147in <span class=SpellE>centidegrees</span>, TOF in µsec). Other submenu items
1148will read the <span class=SpellE><b style='mso-bidi-font-weight:normal'><span
1149style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1150mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1151minor-latin'>cif</span></b></span> format or the <span class=SpellE><b
1152style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1153mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1154Calibri;mso-bidi-theme-font:minor-latin'>xye</span></b></span> format (angles
1155in degrees) used by <span class=SpellE>Topas</span>, etc.<span
1156style='mso-spacerun:yes'>  </span>Change the file directory to <b
1157style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1158mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1159Calibri;mso-bidi-theme-font:minor-latin'>Exercises/LaB6</span></b><span
1160style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1161mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1162minor-latin'> to find the file; you may need to change the file type to <b
1163style='mso-bidi-font-weight:normal'>All files (*.*)</b> to find the desired
1164file.</span></p>
1165
1166<p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span
1167style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>2.<span
1168style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Select
1169the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1170mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1171Calibri;mso-bidi-theme-font:minor-latin'>11bmb_3844.fxye</span></b><span
1172style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1173mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1174minor-latin'> data</span> file in the first dialog and press <b
1175style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1176mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1177Calibri;mso-bidi-theme-font:minor-latin'>Open</span></b>. There will be a
1178Dialog box asking <span class=GramE><b style='mso-bidi-font-weight:normal'><span
1179style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1180mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1181minor-latin'>Is</span></b></span><b style='mso-bidi-font-weight:normal'><span
1182style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1183mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1184minor-latin'> this the file you want?</span></b> Press <span class=GramE><b
1185style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1186mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1187Calibri;mso-bidi-theme-font:minor-latin'>Yes</span></b></span> button to
1188proceed.</p>
1189
1190<p class=MsoListParagraphCxSpLast style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span
1191style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>3.<span
1192style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>The
1193file <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1194mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1195Calibri;mso-bidi-theme-font:minor-latin'>11bmb_3844.prm</span></b> instrument
1196parameter file is automatically selected; it was produced by 11BM-B instrument
1197processing software when the corresponding <span class=SpellE><b
1198style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1199mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1200Calibri;mso-bidi-theme-font:minor-latin'>fxye</span></b></span> file was
1201created from the 12 detector raw data. If absent or the name doesn’t match the
1202data file name, a file dialog will appear for you to select the correct
1203instrument parameter file.</p>
1204
1205<p class=MsoNormal>At this point the <b style='mso-bidi-font-weight:normal'><span
1206style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1207mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1208minor-latin'>GSAS-II data tree</span></b> window will have several entries </p>
1209
1210<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shapetype
1211 id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t"
1212 path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
1213 <v:stroke joinstyle="miter"/>
1214 <v:formulas>
1215  <v:f eqn="if lineDrawn pixelLineWidth 0"/>
1216  <v:f eqn="sum @0 1 0"/>
1217  <v:f eqn="sum 0 0 @1"/>
1218  <v:f eqn="prod @2 1 2"/>
1219  <v:f eqn="prod @3 21600 pixelWidth"/>
1220  <v:f eqn="prod @3 21600 pixelHeight"/>
1221  <v:f eqn="sum @0 0 1"/>
1222  <v:f eqn="prod @6 1 2"/>
1223  <v:f eqn="prod @7 21600 pixelWidth"/>
1224  <v:f eqn="sum @8 21600 0"/>
1225  <v:f eqn="prod @7 21600 pixelHeight"/>
1226  <v:f eqn="sum @10 21600 0"/>
1227 </v:formulas>
1228 <v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"/>
1229 <o:lock v:ext="edit" aspectratio="t"/>
1230</v:shapetype><v:shape id="Picture_x0020_29" o:spid="_x0000_i1052" type="#_x0000_t75"
1231 style='width:300pt;height:187.5pt;visibility:visible;mso-wrap-style:square'>
1232 <v:imagedata src="Fit%20Peaks_files/image001.png" o:title=""/>
1233</v:shape><![endif]--><![if !vml]><img border=0 width=400 height=250
1234src="Fit%20Peaks_files/image001.png" v:shapes="Picture_x0020_29"><![endif]></span></p>
1235
1236<p class=MsoNormal><span class=GramE>and</span> the plot window will show the
1237powder pattern</p>
1238
1239<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1240 id="Picture_x0020_2" o:spid="_x0000_i1051" type="#_x0000_t75" style='width:525pt;
1241 height:450pt;visibility:visible;mso-wrap-style:square'>
1242 <v:imagedata src="Fit%20Peaks_files/image002.png" o:title=""/>
1243</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1244src="Fit%20Peaks_files/image002.png" v:shapes="Picture_x0020_2"><![endif]></span></p>
1245
1246<h2>Step 2: Select Limits </h2>
1247
1248<p class=MsoNormal><span style='mso-spacerun:yes'> </span>This pattern has much
1249more data than we need, so it is helpful to cut down the range. Click on the <b
1250style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1251mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1252Calibri;mso-bidi-theme-font:minor-latin'>Limits</span></b> item in the <b
1253style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1254mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1255Calibri;mso-bidi-theme-font:minor-latin'>GSAS-II data tree</span></b>. The
1256small window is repainted. Use the <b style='mso-bidi-font-weight:normal'><span
1257style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1258mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1259minor-latin'>changed</span></b> row of entry boxes to set <span class=SpellE><b
1260style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1261mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1262Calibri;mso-bidi-theme-font:minor-latin'>Tmin</span></b></span> and <span
1263class=SpellE><b style='mso-bidi-font-weight:normal'><span style='font-family:
1264"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1265minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin'>Tmax</span></b></span>
1266to <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1267mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1268Calibri;mso-bidi-theme-font:minor-latin'>4</span></b> and <b style='mso-bidi-font-weight:
1269normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1270minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1271mso-bidi-theme-font:minor-latin'>27.5</span></b>. Notice on the plot that the
1272limit lines have moved to these positions; the green lower limit is just below
1273the 1<sup>st</sup> peak and the red upper limit is in a wide gap between peaks.
1274You may also drag the limit lines to the desired location or place them by a
1275left mouse click on a data point for the lower limit or a right click on a data
1276point for the upper limit.</p>
1277
1278<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1279 id="Picture_x0020_3" o:spid="_x0000_i1050" type="#_x0000_t75" style='width:225pt;
1280 height:120pt;visibility:visible;mso-wrap-style:square'>
1281 <v:imagedata src="Fit%20Peaks_files/image003.png" o:title=""/>
1282</v:shape><![endif]--><![if !vml]><img border=0 width=300 height=160
1283src="Fit%20Peaks_files/image003.png" v:shapes="Picture_x0020_3"><![endif]></span></p>
1284
1285<h2>Step 3: Determine Peak Positions</h2>
1286
1287<p class=MsoListParagraphCxSpFirst style='margin-left:39.0pt;mso-add-space:
1288auto;text-indent:-.25in;mso-list:l1 level1 lfo4'><![if !supportLists]><span
1289style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>1.<span
1290style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Click
1291on the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1292mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1293Calibri;mso-bidi-theme-font:minor-latin'>Peak List</span></b> item in the <b
1294style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1295mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1296Calibri;mso-bidi-theme-font:minor-latin'>GSAS-II data tree</span></b>. This
1297creates an empty window of peak positions (the <b style='mso-bidi-font-weight:
1298normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1299minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1300mso-bidi-theme-font:minor-latin'>Limits</span></b> window is erased). At this point
1301it is wise to zoom in on the data that will be used for indexing. </p>
1302
1303<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1304auto;text-indent:-.25in;mso-list:l1 level1 lfo4'><![if !supportLists]><span
1305style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>2.<span
1306style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Click
1307on the Zoom button, <span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1308 id="Picture_x0020_4" o:spid="_x0000_i1049" type="#_x0000_t75" style='width:21.75pt;
1309 height:18.75pt;visibility:visible;mso-wrap-style:square'>
1310 <v:imagedata src="Fit%20Peaks_files/image004.jpg" o:title="" croptop="1f"
1311  cropbottom="-1f" cropleft="35827f" cropright="19224f"/>
1312</v:shape><![endif]--><![if !vml]><img border=0 width=29 height=25
1313src="Fit%20Peaks_files/image005.jpg" v:shapes="Picture_x0020_4"><![endif]></span>,
1314then press the left mouse in one corner of the region to be used; holding the
1315mouse button down, drag over the region to the opposite corner; a box will be
1316drawn over the region to be zoomed. </p>
1317
1318<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1319auto;text-indent:-.25in;mso-list:l1 level1 lfo4'><![if !supportLists]><span
1320style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>3.<span
1321style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><b
1322style='mso-bidi-font-weight:normal'>Important</b>: Click on the Zoom <span
1323style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape id="Picture_x0020_5"
1324 o:spid="_x0000_i1048" type="#_x0000_t75" style='width:23.25pt;height:20.25pt;
1325 visibility:visible;mso-wrap-style:square'>
1326 <v:imagedata src="Fit%20Peaks_files/image004.jpg" o:title="" croptop="1f"
1327  cropbottom="-1f" cropleft="35827f" cropright="19224f"/>
1328</v:shape><![endif]--><![if !vml]><img border=0 width=31 height=27
1329src="Fit%20Peaks_files/image006.jpg" v:shapes="Picture_x0020_5"><![endif]></span><span
1330style='mso-spacerun:yes'> </span>button again to turn off the zoom mode. </p>
1331
1332<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1333auto;text-indent:-.25in;mso-list:l1 level1 lfo4'><![if !supportLists]><span
1334style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>4.<span
1335style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Under
1336<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1337mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Peak Fitting</span></b>
1338in the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1339mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Peak List</span></b>
1340window select <b style='mso-bidi-font-weight:normal'><span style='font-family:
1341"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1342minor-latin'>Auto search</span></b>. The plot window will immediately show that
1343all peaks were picked with a blue vertical line on each one</p>
1344
1345<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1346auto'><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape id="Picture_x0020_27"
1347 o:spid="_x0000_i1047" type="#_x0000_t75" style='width:525pt;height:450pt;
1348 visibility:visible;mso-wrap-style:square'>
1349 <v:imagedata src="Fit%20Peaks_files/image007.png" o:title=""/>
1350</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1351src="Fit%20Peaks_files/image007.png" v:shapes="Picture_x0020_27"><![endif]></span></p>
1352
1353<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1354auto'><span class=GramE>and</span> peaks are shown in the <b style='mso-bidi-font-weight:
1355normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1356minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1357mso-bidi-theme-font:minor-latin'>Peak List</span></b> window in order of
1358increasing 2<span style='font-family:Symbol'>Q</span>.</p>
1359
1360<p class=MsoListParagraphCxSpMiddle style='margin-left:39.0pt;mso-add-space:
1361auto'><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape id="Picture_x0020_30"
1362 o:spid="_x0000_i1046" type="#_x0000_t75" style='width:401.25pt;height:262.5pt;
1363 visibility:visible;mso-wrap-style:square'>
1364 <v:imagedata src="Fit%20Peaks_files/image008.png" o:title=""/>
1365</v:shape><![endif]--><![if !vml]><img border=0 width=535 height=350
1366src="Fit%20Peaks_files/image008.png" v:shapes="Picture_x0020_30"><![endif]></span></p>
1367
1368<p class=MsoListParagraphCxSpLast style='margin-left:39.0pt;mso-add-space:auto'>There
1369will be 20+ peaks in this example. You should examine both the list and the
1370plot to be sure the auto search did not pick a peak twice (quite rarely) or
1371skip a peak or shoulder. You can add a peak to the list by pressing the left
1372mouse button with the pointer on a data point at the peak top or shoulder; be
1373sure the zoom/shift buttons are off. You may drag a peak position as needed. A
1374position may be deleted with a right click with the mouse on the blue line. You
1375can also delete a peak by selecting the row in the table; it will be
1376highlighted in blue. Then press the <b style='mso-bidi-font-weight:normal'><span
1377style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1378mso-hansi-theme-font:minor-latin'>Delete</span></b> key; it will be removed
1379from the table and the plot. The list will always show the peaks sorted by
1380position. When done you should have 20 unique peak positions.</p>
1381
1382<h2>Step 4: Refine Peak Positions</h2>
1383
1384<p class=MsoNormal>This refinement proceeds stepwise; first doing the default
1385refinement and then adding parameters to complete the fitting,</p>
1386
1387<p class=MsoListParagraphCxSpFirst style='text-indent:-.25in;mso-list:l2 level1 lfo6'><![if !supportLists]><span
1388style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>1.<span
1389style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Refine
1390the peak intensities and the background. These parameters have their refinement
1391flags turned on by default. Use the menu item <b style='mso-bidi-font-weight:
1392normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1393minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1394mso-bidi-theme-font:minor-latin'>Peak Fitting/LSQ <span class=SpellE>PeakFit</span>
1395</span></b>on the<b style='mso-bidi-font-weight:normal'><span style='font-family:
1396"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1397minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin'> Peak
1398List </span></b>window. Do <b style='mso-bidi-font-weight:normal'>NOT</b> use
1399the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1400mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1401Calibri;mso-bidi-theme-font:minor-latin'>Calculate/Refine</span></b> menu item
1402in the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1403mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1404Calibri;mso-bidi-theme-font:minor-latin'>GSAS-II data tree</span></b> window;
1405that it to be used for Rietveld/Pawley refinements. You will be asked to save
1406the current project before the fit will proceed; change directory if desired
1407and provide a suitable name (we assume <b style='mso-bidi-font-weight:normal'><span
1408style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1409mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1410minor-latin'>LaB6</span></b>). A window will show the progress of the
1411refinement and will close when the least-squares fit <span class=GramE>is</span>
1412complete (usually very fast). The plot is updated with the fit, the peak list
1413window is updated with the new peak values and a summary of the refinement is
1414shown on the console window as well.</p>
1415
1416<p class=MsoListParagraphCxSpMiddle><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1417 id="Picture_x0020_8" o:spid="_x0000_i1045" type="#_x0000_t75" style='width:525pt;
1418 height:450pt;visibility:visible;mso-wrap-style:square'>
1419 <v:imagedata src="Fit%20Peaks_files/image009.png" o:title=""/>
1420</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1421src="Fit%20Peaks_files/image009.png" v:shapes="Picture_x0020_8"><![endif]></span></p>
1422
1423<p class=MsoListParagraphCxSpMiddle><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1424 id="Picture_x0020_24" o:spid="_x0000_i1044" type="#_x0000_t75" style='width:401.25pt;
1425 height:262.5pt;visibility:visible;mso-wrap-style:square'>
1426 <v:imagedata src="Fit%20Peaks_files/image010.png" o:title=""/>
1427</v:shape><![endif]--><![if !vml]><img border=0 width=535 height=350
1428src="Fit%20Peaks_files/image010.png" v:shapes="Picture_x0020_24"><![endif]></span></p>
1429
1430<p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l2 level1 lfo6'><![if !supportLists]><span
1431style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>2.<span
1432style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Now
1433add refinement of the peak positions. This can be done by clicking on all the
1434refinement flags for the individual peaks or it is possible to set them all at
1435the same time using this recipe: </p>
1436
1437<p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space:
1438auto;text-indent:-.25in;mso-list:l2 level2 lfo6'><![if !supportLists]><span
1439style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>a.<span
1440style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span
1441class=GramE>single-click</span> on any value in the table to select it, for
1442example the first peak position. A black box appears around the value. </p>
1443
1444<p class=MsoListParagraphCxSpLast style='margin-left:1.0in;mso-add-space:auto;
1445text-indent:-.25in;mso-list:l2 level2 lfo6'><![if !supportLists]><span
1446style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>b.<span
1447style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]><span
1448class=GramE>single-click</span> on the <b style='mso-bidi-font-weight:normal'><span
1449style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1450mso-hansi-theme-font:minor-latin'>refine</span></b> label above the peak
1451position check-boxes. The entire column of checkboxes is highlighted in blue.
1452Press the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1453mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1454Calibri;mso-bidi-theme-font:minor-latin'>y</span></b> key to turn on all
1455refinement flags (<b style='mso-bidi-font-weight:normal'><span
1456style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1457mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1458minor-latin'>n</span></b> would turn them off).</p>
1459
1460<p class=MsoNormal style='margin-left:.5in'>Next, repeat the refinement using
1461the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1462mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1463Calibri;mso-bidi-theme-font:minor-latin'>Peak Fitting/LSQ <span class=SpellE>PeakFit</span></span></b>
1464menu item in the <b style='mso-bidi-font-weight:normal'><span style='font-family:
1465"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1466minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin'>Peak
1467List</span></b> window.</p>
1468
1469<p class=MsoNormal style='margin-left:.5in'>Now, select peak widths for
1470refinement. <span style='mso-fareast-font-family:"Times New Roman"'>This can be
1471performed in 2 different ways. &nbsp;Method&nbsp;1:&nbsp;refine sigma (Gaussian
1472width) and/or gamma (Lorentzian width) for individual peaks. &nbsp;To do this,
1473click the refinement flags for sigma and/or gamma in the Peak List window.
1474&nbsp;&nbsp;Method&nbsp;2: preferably,&nbsp;the LS&nbsp;refinement of&nbsp;peak
1475widths can be&nbsp;constrained to&nbsp;follow an instrumental broadening
1476equation as described below.&nbsp;Note - one cannot refine ALL peak widths
1477using both individual&nbsp;sigma &amp; gamma&nbsp;values AND&nbsp;instrumental
1478broadening terms at the same time.<b style='mso-bidi-font-weight:normal'>&nbsp;</b><o:p></o:p></span></p>
1479
1480<p class=MsoNormal style='margin-left:.5in'><span style='mso-fareast-font-family:
1481"Times New Roman";mso-bidi-font-weight:bold'>To constrain refined peak widths
1482to an instrumental broadening equation, first<b> s</b></span>elect the <b
1483style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1484mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1485Calibri;mso-bidi-theme-font:minor-latin'>Instrumental Parameters</span></b>
1486item in the data tree. This opens a window for peak profile terms<b> </b><span
1487style='mso-bidi-font-weight:bold'>and also creates a new plot
1488window&nbsp;showing the instrument profile resolution curve.</span></p>
1489
1490<p class=MsoNormal style='margin-left:.5in'><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1491 id="Picture_x0020_10" o:spid="_x0000_i1043" type="#_x0000_t75" style='width:422.25pt;
1492 height:154.5pt;visibility:visible;mso-wrap-style:square'>
1493 <v:imagedata src="Fit%20Peaks_files/image011.png" o:title=""/>
1494</v:shape><![endif]--><![if !vml]><img border=0 width=563 height=206
1495src="Fit%20Peaks_files/image011.png" v:shapes="Picture_x0020_10"><![endif]></span></p>
1496
1497<p class=MsoListParagraphCxSpFirst>The plot window shows the resolution curves
1498corresponding to the values of the Gaussian U, V, W, Lorentzian X &amp; Y
1499coefficients; ‘+’ marks show the individual values based on the sig &amp; gam
1500values for the peaks in Peak List. Select the refine flag checkbox for Gaussian
1501<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1502mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1503Calibri;mso-bidi-theme-font:minor-latin'>U</span></b>, <b style='mso-bidi-font-weight:
1504normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1505minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1506mso-bidi-theme-font:minor-latin'>V</span></b>, <b style='mso-bidi-font-weight:
1507normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1508minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1509mso-bidi-theme-font:minor-latin'>W</span></b>, and Lorentzian <b
1510style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1511mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1512Calibri;mso-bidi-theme-font:minor-latin'>X</span></b>, <b style='mso-bidi-font-weight:
1513normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1514minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1515mso-bidi-theme-font:minor-latin'>Y</span></b>. </p>
1516
1517<p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l2 level1 lfo6'><![if !supportLists]><span
1518style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>3.<span
1519style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span></span><![endif]>Then,
1520repeat the refinement. First click on the <b style='mso-bidi-font-weight:normal'><span
1521style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1522mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1523minor-latin'>Peak List</span></b> item in the data tree and then refine using
1524the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1525mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1526Calibri;mso-bidi-theme-font:minor-latin'>Peak Fitting/LSQ <span class=SpellE>PeakFit</span></span></b>
1527menu item. At this point a good fit should be seen by zooming in on individual
1528peaks. For example see </p>
1529
1530<p class=MsoListParagraphCxSpMiddle><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1531 id="Picture_x0020_11" o:spid="_x0000_i1042" type="#_x0000_t75" style='width:525pt;
1532 height:450pt;visibility:visible;mso-wrap-style:square'>
1533 <v:imagedata src="Fit%20Peaks_files/image012.png" o:title=""/>
1534</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1535src="Fit%20Peaks_files/image012.png" v:shapes="Picture_x0020_11"><![endif]></span></p>
1536
1537<p class=MsoListParagraphCxSpLast>Notice that the peak position is slightly to the
1538right of the peak top. This is a consequence of the peak asymmetry arising from
1539axial divergence in the diffractometer. The <span class=SpellE>Rwp</span> is
1540~6% as shown on the console window. Again the <b style='mso-bidi-font-weight:
1541normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1542minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1543mso-bidi-theme-font:minor-latin'>Peak List</span></b> entries are all updated
1544with new values and those in <b style='mso-bidi-font-weight:normal'><span
1545style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1546mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1547minor-latin'>Instrument Parameters</span></b> are also updated.</p>
1548
1549<h2><span class=GramE>Step 5.</span> Prepare Indexing Peak List</h2>
1550
1551<p class=MsoNormal>A separate list of peaks is kept for use in <span
1552class=SpellE>autoindexing</span>. It is found in the <b style='mso-bidi-font-weight:
1553normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1554minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1555mso-bidi-theme-font:minor-latin'>Index Peak List</span></b> item in the data
1556tree. In the initially empty window created by this action, use menu item <b
1557style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1558mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1559Calibri;mso-bidi-theme-font:minor-latin'>Index Peaks Operations/Load/Reload</span></b>
1560to copy the fitted peaks from the <b style='mso-bidi-font-weight:normal'><span
1561style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1562mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1563minor-latin'>Peak List</span></b>.</p>
1564
1565<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1566 id="Picture_x0020_26" o:spid="_x0000_i1041" type="#_x0000_t75" style='width:367.5pt;
1567 height:225pt;visibility:visible;mso-wrap-style:square'>
1568 <v:imagedata src="Fit%20Peaks_files/image013.png" o:title=""/>
1569</v:shape><![endif]--><![if !vml]><img border=0 width=490 height=300
1570src="Fit%20Peaks_files/image013.png" v:shapes="Picture_x0020_26"><![endif]></span></p>
1571
1572<p class=MsoNormal>Note that by default all peaks are selected to be used. You
1573may choose to not use a fitted peak (e.g. if suspected it is from a
1574contaminant).</p>
1575
1576<h2><span class=GramE>Step 6.</span> Run <span class=SpellE>Autoindexing</span></h2>
1577
1578<p class=MsoNormal>Select the <b style='mso-bidi-font-weight:normal'><span
1579style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1580mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1581minor-latin'>Unit Cells List</span></b> data item. This brings up a window for
1582indexing and cell refinement options</p>
1583
1584<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1585 id="Picture_x0020_13" o:spid="_x0000_i1040" type="#_x0000_t75" style='width:527.25pt;
1586 height:204pt;visibility:visible;mso-wrap-style:square'>
1587 <v:imagedata src="Fit%20Peaks_files/image014.png" o:title=""/>
1588</v:shape><![endif]--><![if !vml]><img border=0 width=703 height=272
1589src="Fit%20Peaks_files/image014.png" v:shapes="Picture_x0020_13"><![endif]></span></p>
1590
1591<p class=MsoNormal>For the most rapid search (since we know the right answer),
1592select <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1593mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1594Calibri;mso-bidi-theme-font:minor-latin'>Cubic-P</span></b> and launch the
1595search using menu item <b style='mso-bidi-font-weight:normal'><span
1596style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1597mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1598minor-latin'>Cell Index/Refine/Index Cell</span></b>. The search then runs and
1599the console shows a running list of possible cells as they are found; the
1600sorted by M20 list of possible matching cells is shown in the <b
1601style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1602mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1603Calibri;mso-bidi-theme-font:minor-latin'>Unit Cells List</span></b> window</p>
1604
1605<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1606 id="Picture_x0020_28" o:spid="_x0000_i1039" type="#_x0000_t75" style='width:527.25pt;
1607 height:376.5pt;visibility:visible;mso-wrap-style:square'>
1608 <v:imagedata src="Fit%20Peaks_files/image015.png" o:title=""/>
1609</v:shape><![endif]--><![if !vml]><img border=0 width=703 height=502
1610src="Fit%20Peaks_files/image015.png" v:shapes="Picture_x0020_28"><![endif]></span></p>
1611
1612<h2><span class=GramE>Step 7.</span> Review Cell Choices</h2>
1613
1614<p class=MsoNormal>Review the list of cells associated with the <b
1615style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1616mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1617Calibri;mso-bidi-theme-font:minor-latin'>Unit Cells List</span></b> data item.
1618Note that as one selects a unit cell, the generated reflections for that cell
1619are shown in the plot with dashed red lines. Sliding the cursor over these
1620lines shows a small popup window with the indexed <span class=SpellE>hkl</span>
1621for them. Note how the first cell in the list (M20~2970) with a=5.87864 Å
1622generates very many lines with no corresponding peaks (NB: this solution might
1623not always show up!)</p>
1624
1625<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1626 id="Picture_x0020_38" o:spid="_x0000_i1038" type="#_x0000_t75" style='width:525pt;
1627 height:450pt;visibility:visible;mso-wrap-style:square'>
1628 <v:imagedata src="Fit%20Peaks_files/image016.png" o:title=""/>
1629</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1630src="Fit%20Peaks_files/image016.png" v:shapes="Picture_x0020_38"><![endif]></span><span
1631style='mso-spacerun:yes'> </span></p>
1632
1633<p class=MsoNormal><span class=GramE>while</span> the (M20~600) cell with
1634a=2.93932 Å generates not enough lines to match all the peaks</p>
1635
1636<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1637 id="Picture_x0020_39" o:spid="_x0000_i1037" type="#_x0000_t75" style='width:525pt;
1638 height:450pt;visibility:visible;mso-wrap-style:square'>
1639 <v:imagedata src="Fit%20Peaks_files/image017.png" o:title=""/>
1640</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1641src="Fit%20Peaks_files/image017.png" v:shapes="Picture_x0020_39"><![endif]></span></p>
1642
1643<h2><span class=GramE>Step 8.</span> Select/Refine Cell</h2>
1644
1645<p class=MsoNormal>Select the cell with M20 ~ 2970 with a = 4.15683 Å. This
1646indexes all peaks with almost a perfect fit to the peak positions (compare dashed
1647red lines to solid blue ones). Import the cell information using the <b
1648style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1649mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1650Calibri;mso-bidi-theme-font:minor-latin'>Cell Index/Refine/Copy Cell</span></b>
1651menu option. Then optimize the cell by refining the lattice parameters and the
1652two-theta zero: click on the refine checkbox next to the <b style='mso-bidi-font-weight:
1653normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1654minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1655mso-bidi-theme-font:minor-latin'>Zero offset</span></b> value and then the <b
1656style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1657mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1658Calibri;mso-bidi-theme-font:minor-latin'>Cell Index/Refine/Refine Cell</span></b>
1659menu option. The M20 improves to ~3600 and <span class=GramE>the a</span> cell
1660parameter value shifts from 4.15683 to 4.15691 when zero is refined. (NB: The
1661certificate value for NIST SRM 660a is 4.15692 Å). Press the <b
1662style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1663mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1664Calibri;mso-bidi-theme-font:minor-latin'>Show <span class=SpellE>hkl</span>
1665positions </span></b>button to update the plot including the refined <b
1666style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1667mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1668Calibri;mso-bidi-theme-font:minor-latin'>Zero offset</span></b> (in this case
1669hardly anything happens!) </p>
1670
1671<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1672 id="Picture_x0020_17" o:spid="_x0000_i1036" type="#_x0000_t75" style='width:527.25pt;
1673 height:334.5pt;visibility:visible;mso-wrap-style:square'>
1674 <v:imagedata src="Fit%20Peaks_files/image018.png" o:title=""/>
1675</v:shape><![endif]--><![if !vml]><img border=0 width=703 height=446
1676src="Fit%20Peaks_files/image018.png" v:shapes="Picture_x0020_17"><![endif]></span></p>
1677
1678<p class=MsoNormal>Notice that a new entry heads the list in the <b
1679style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1680mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1681Calibri;mso-bidi-theme-font:minor-latin'>Indexing Result</span></b> section of
1682the <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1683mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1684Calibri;mso-bidi-theme-font:minor-latin'>Cell Index/Refine/Refine</span></b>
1685window with an improved M20(=3607.97) and a new value for <b style='mso-bidi-font-weight:
1686normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1687minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1688mso-bidi-theme-font:minor-latin'>Zero offset</span></b> is shown.</p>
1689
1690<p class=MsoNormal>(Optional) Finally, use of the <b style='mso-bidi-font-weight:
1691normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1692minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1693mso-bidi-theme-font:minor-latin'>Cell Index/Refine/New phase</span></b> menu
1694option allows one to create a phase with these lattice parameters in the data
1695tree under <b style='mso-bidi-font-weight:normal'><span style='font-family:
1696"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1697minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin'>Phases</span></b>.<span
1698style='mso-spacerun:yes'>  </span>A name for the new phase is requested. This
1699creates the tree item <b style='mso-bidi-font-weight:normal'><span
1700style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1701mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1702minor-latin'>Phases</span></b> (if it wasn’t already present). This new phase
1703can be used in future analysis (e.g. Rietveld or Pawley refinement).</p>
1704
1705<p class=MsoNormal>To continue with the second part of this exercise, select the
1706menu item <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1707mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1708Calibri;mso-bidi-theme-font:minor-latin'>File/Close project</span></b> in the <b
1709style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1710mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1711Calibri;mso-bidi-theme-font:minor-latin'>GSAS-II data tree </span></b>window.
1712You will be asked if you want it saved; if <span class=GramE><b
1713style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1714mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1715Calibri;mso-bidi-theme-font:minor-latin'>Yes</span></b></span> then all the
1716peak fitting/indexing &amp; cell refinement results will be saved to the <b
1717style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1718mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1719Calibri;mso-bidi-theme-font:minor-latin'>LaB6.gpx</span></b> file. If <b
1720style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1721mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1722Calibri;mso-bidi-theme-font:minor-latin'>No</span></b> then the file will
1723remain as it was when created at Step 4 above.</p>
1724
1725<h1><a name="kryptonite_peak_fit">2<sup>nd</sup> Fit Peaks/</a><span
1726class=SpellE><span style='mso-bookmark:kryptonite_peak_fit'>Autoindexing</span></span><span
1727style='mso-bookmark:kryptonite_peak_fit'> in GSAS-II</span> </h1>
1728
1729<p class=MsoNormal>In this exercise we will fit peaks and index them for the
1730new mineral <a href="http://en.wikipedia.org/wiki/Jadarite"><span class=SpellE>jadarite</span></a>
1731(aka “<a href="http://en.wikipedia.org/wiki/Kryptonite">kryptonite</a>”). The
1732data were also collected on 11BM-B at APS. The unit cell is monoclinic so it is
1733a more substantial test of the indexing capability of GSAS-II.</p>
1734
1735<h2><span class=GramE>Step 1.</span> Read in the data. </h2>
1736
1737<p class=MsoNormal>The file is <b style='mso-bidi-font-weight:normal'><span
1738style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1739mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1740minor-latin'>\Exercises\kryptonite\11bmb_6231.fxye</span></b>; it has a corresponding
1741<span class=SpellE><b style='mso-bidi-font-weight:normal'><span
1742style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1743mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1744minor-latin'>prm</span></b></span> file. Load them in &amp; the plot is</p>
1745
1746<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1747 id="Picture_x0020_18" o:spid="_x0000_i1035" type="#_x0000_t75" style='width:525pt;
1748 height:450pt;visibility:visible;mso-wrap-style:square'>
1749 <v:imagedata src="Fit%20Peaks_files/image019.png" o:title=""/>
1750</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1751src="Fit%20Peaks_files/image019.png" v:shapes="Picture_x0020_18"><![endif]></span></p>
1752
1753<p class=MsoNormal>I’ve zoomed in &amp; shifted the plot some to highlight the
1754lower part of the pattern.</p>
1755
1756<h2>Step 2 Set limits</h2>
1757
1758<p class=MsoNormal>Set the limits as <b style='mso-bidi-font-weight:normal'><span
1759style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1760mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1761minor-latin'>3</span></b> and <b style='mso-bidi-font-weight:normal'><span
1762style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1763mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1764minor-latin'>9</span></b>.</p>
1765
1766<h2>Step 3 Pick peaks</h2>
1767
1768<p class=MsoNormal>Pick all peaks you can see between the limits (including the
1769small ones); use <b style='mso-bidi-font-weight:normal'><span style='font-family:
1770"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1771minor-latin'>Auto search</span></b> to start and then fill in by hand: Add
1772peaks by left-clicking on a data point near the top of the peak. Peak positions
1773can be moved by dragging the peak line and peaks can be deleted by
1774right-clicking on them. This only works when the zoom and reposition modes
1775(below) are not selected. Also note some peaks have shoulders most notably at
17765.07, 6.04, 7.81deg. I found 28 peaks (there was one very weak shoulder at ~7.3
1777deg. I skipped – it might be from a second phase? We’ll see later).</p>
1778
1779<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1780 id="Picture_x0020_19" o:spid="_x0000_i1034" type="#_x0000_t75" style='width:525pt;
1781 height:450pt;visibility:visible;mso-wrap-style:square'>
1782 <v:imagedata src="Fit%20Peaks_files/image020.png" o:title=""/>
1783</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1784src="Fit%20Peaks_files/image020.png" v:shapes="Picture_x0020_19"><![endif]></span><br
1785clear=all style='mso-special-character:line-break'>
1786</p>
1787
1788<h2><span class=GramE>Step 4.</span> Refine peaks</h2>
1789
1790<p class=MsoNormal>Following the steps used in the LaB<sub>6</sub> example above,
1791refine the peaks and the profile shape parameters in <b style='mso-bidi-font-weight:
1792normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1793minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1794mso-bidi-theme-font:minor-latin'>Instrument Parameters</span></b>. You will be
1795asked for a project file name at the first refinement (I used ‘<span
1796class=SpellE><b style='mso-bidi-font-weight:normal'><span style='font-family:
1797"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1798minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:minor-latin'>jadarite</span></b></span><b
1799style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1800mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1801Calibri;mso-bidi-theme-font:minor-latin'>’</span></b>). In the end my
1802refinement converged at <span class=SpellE>Rwp</span>=11.41% and some peaks do
1803show some discrepancy as the sample is more complex than the simple <b
1804style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1805mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1806Calibri;mso-bidi-theme-font:minor-latin'>U</span></b>, <b style='mso-bidi-font-weight:
1807normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1808minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1809mso-bidi-theme-font:minor-latin'>V</span></b>, <b style='mso-bidi-font-weight:
1810normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1811minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1812mso-bidi-theme-font:minor-latin'>W</span></b>, <b style='mso-bidi-font-weight:
1813normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1814minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1815mso-bidi-theme-font:minor-latin'>X</span></b>, <b style='mso-bidi-font-weight:
1816normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1817minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1818mso-bidi-theme-font:minor-latin'>Y</span></b> model can accommodate. Make sure
1819no peaks drift away during refinement (one weak one at ~6.67 is particularly
1820troublesome). However, this is good enough to proceed.</p>
1821
1822<h2><span class=GramE>Step 5.</span> Prepare Indexing Peak List</h2>
1823
1824<p class=MsoNormal>As before do <b style='mso-bidi-font-weight:normal'><span
1825style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1826mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1827minor-latin'>Operations/Load/Reload</span></b> in the <b style='mso-bidi-font-weight:
1828normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1829minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1830mso-bidi-theme-font:minor-latin'>Index Peak List</span></b> window.</p>
1831
1832<h2><span class=GramE>Step 6.</span> Index the cell</h2>
1833
1834<p class=MsoNormal>Let’s assume that we know the cell in primitive monoclinic.
1835In a real world case we wouldn’t know this and we would have to try each <span
1836class=SpellE>Bravais</span> lattice. These can be done as a group, but it takes
1837time to go through all the bad cases.</p>
1838
1839<p class=MsoNormal>Select <b style='mso-bidi-font-weight:normal'><span
1840style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1841mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1842minor-latin'>Monoclinic-P</span></b> and do <b style='mso-bidi-font-weight:
1843normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1844minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1845mso-bidi-theme-font:minor-latin'>Cell Index/Refine/Index cell</span></b> in the
1846<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1847mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1848Calibri;mso-bidi-theme-font:minor-latin'>Unit Cells List</span></b> window.
1849Progress will be much slower and suitable results will be slow in coming so be
1850patient. Watch the console window; the right answer will have an obviously
1851large M20 (~372) and a volume of ~594Å<sup>3</sup> (10<sup>th</sup> column of
1852console display). Once this is seen (it may take more than one try to get this)
1853you can stop the indexing search by pressing <b style='mso-bidi-font-weight:
1854normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1855minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
1856mso-bidi-theme-font:minor-latin'>Cancel</span></b> on the progress bar window.
1857Notice the ‘<b style='mso-bidi-font-weight:normal'><span style='font-family:
1858"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1859minor-latin'>keep</span></b>’ column; this allows you to keep some solutions
1860from one indexing run to the next. It may take more than one press to fully
1861stop it. My result was </p>
1862
1863<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1864 id="Picture_x0020_20" o:spid="_x0000_i1033" type="#_x0000_t75" style='width:525pt;
1865 height:450pt;visibility:visible;mso-wrap-style:square'>
1866 <v:imagedata src="Fit%20Peaks_files/image021.png" o:title=""/>
1867</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1868src="Fit%20Peaks_files/image021.png" v:shapes="Picture_x0020_20"><![endif]><!--[if gte vml 1]><v:shape
1869 id="Picture_x0020_21" o:spid="_x0000_i1032" type="#_x0000_t75" style='width:527.25pt;
1870 height:376.5pt;visibility:visible;mso-wrap-style:square'>
1871 <v:imagedata src="Fit%20Peaks_files/image022.png" o:title=""/>
1872</v:shape><![endif]--><![if !vml]><img border=0 width=703 height=502
1873src="Fit%20Peaks_files/image022.png" v:shapes="Picture_x0020_21"><![endif]></span></p>
1874
1875<p class=MsoNormal>Notice other equally good M20 results with different
1876volumes; other solutions may be obtained as you keep trying the indexing. Be
1877sure to use <b style='mso-bidi-font-weight:normal'><span style='font-family:
1878"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1879minor-latin'>Keep</span></b> to keep good ones as you try new indexing runs.
1880The best solution is the one with the smaller volume. The plot shows every peak
1881indexed including a weak peak not selected for the peak fitting, although the
1882weak peak at 2<span style='font-family:Symbol;mso-char-type:symbol;mso-symbol-font-family:
1883Symbol'><span style='mso-char-type:symbol;mso-symbol-font-family:Symbol'>Q</span></span>~7.3
1884has a shoulder that wasn’t indexed. I presume that is a contaminant. Copy the
1885best cell and try to refine it along with the <b style='mso-bidi-font-weight:
1886normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1887minor-latin;mso-hansi-theme-font:minor-latin'>Zero offset</span></b>. I
1888obtained an improved M20 ~444 and slightly different lattice parameters. Try
1889different space groups, pressing the <b style='mso-bidi-font-weight:normal'><span
1890style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1891mso-hansi-theme-font:minor-latin'>Show <span class=SpellE>hkl</span> positions</span></b>
1892each time to see which lines vanish. By sliding the cursor over the index lines
1893without any visible peak you can see that the missing ones are 010, 100, 001,
1894110, 030, 111, 20-1, 10-2, 041, 050, 21-2 &amp; 23-1. Many of these are
1895accidental but the 0k0; k&#8800;2n and h0l; h+l&#8800;2n ones characterize the
1896space group P2<sub>1</sub>/n. Armed with this information you can <b
1897style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1898mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1899Calibri;mso-bidi-theme-font:minor-latin'>Make new phase</span></b> for the
1900indexed cell (I called it ‘<b style='mso-bidi-font-weight:normal'><span
1901style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1902mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1903minor-latin'>kryptonite’</span></b>) and select <b style='mso-bidi-font-weight:
1904normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1905minor-latin;mso-hansi-theme-font:minor-latin'>Phases/kryptonite</span></b> from
1906the GSAS-II data tree.</p>
1907
1908<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1909 id="Picture_x0020_22" o:spid="_x0000_i1031" type="#_x0000_t75" style='width:545.25pt;
1910 height:303.75pt;visibility:visible;mso-wrap-style:square'>
1911 <v:imagedata src="Fit%20Peaks_files/image023.png" o:title=""/>
1912</v:shape><![endif]--><![if !vml]><img border=0 width=727 height=405
1913src="Fit%20Peaks_files/image023.png" v:shapes="Picture_x0020_22"><![endif]></span><span
1914style='mso-spacerun:yes'> </span></p>
1915
1916<p class=MsoNormal>Notice that the lattice parameters and space group have been
1917set for you. If you set the space group here a dialog box will appear.</p>
1918
1919<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1920 id="Picture_x0020_23" o:spid="_x0000_i1030" type="#_x0000_t75" style='width:333.75pt;
1921 height:209.25pt;visibility:visible;mso-wrap-style:square'>
1922 <v:imagedata src="Fit%20Peaks_files/image024.png" o:title=""/>
1923</v:shape><![endif]--><![if !vml]><img border=0 width=445 height=279
1924src="Fit%20Peaks_files/image024.png" v:shapes="Picture_x0020_23"><![endif]></span></p>
1925
1926<p class=MsoNormal>This concludes this exercise; <span class=GramE><b
1927style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
1928mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
1929Calibri;mso-bidi-theme-font:minor-latin'>Save</span></b></span> the project file
1930as it is needed for the <b style='mso-bidi-font-weight:normal'><span
1931style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1932mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1933minor-latin'><a href="Charge%20Flipping%20in%20GSAS.htm">Charge Flipping</a></span></b>
1934exercise. The features of the <b style='mso-bidi-font-weight:normal'><span
1935style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1936mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1937minor-latin'>Phase Data</span></b> window will be presented in other exercises.</p>
1938
1939<h1><a name="sucrose_peak_fit"></a>3<sup>rd</sup> Fit Peaks/<span class=SpellE>Autoindexing</span>
1940in GSAS-II </h1>
1941
1942<p class=MsoNormal>In this exercise we will fit peaks and index them for
1943sucrose in preparation for a charge flipping exercise. The data were also
1944collected on 11BM-B at APS. The unit cell is monoclinic so is a more
1945substantial test of the indexing capability of GSAS-II.</p>
1946
1947<h2><span class=GramE>Step 1.</span> Read in the data. </h2>
1948
1949<p class=MsoNormal>The file is <b style='mso-bidi-font-weight:normal'><span
1950style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1951mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1952minor-latin'>\Exercises\sucrose\11bmb_8716.fxye</span></b>; it has a
1953corresponding <span class=SpellE><b style='mso-bidi-font-weight:normal'><span
1954style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1955mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1956minor-latin'>prm</span></b></span> file and is for Domino® sugar ground under
1957acetone. <span class=GramE>The other <span class=SpellE><b style='mso-bidi-font-weight:
1958normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
1959minor-latin;mso-hansi-theme-font:minor-latin'>fxye</span></b></span> file in
1960this directory <b style='mso-bidi-font-weight:normal'><span style='font-family:
1961"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1962minor-latin'>11bmb_8714.fxye</span></b> is for Domino® 10X powdered sugar used
1963“as is” out of the box.</span> Load the <b style='mso-bidi-font-weight:normal'><span
1964style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1965mso-hansi-theme-font:minor-latin'>8716</span></b> file in &amp; the plot is</p>
1966
1967<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
1968 id="Picture_x0020_31" o:spid="_x0000_i1029" type="#_x0000_t75" style='width:525pt;
1969 height:450pt;visibility:visible;mso-wrap-style:square'>
1970 <v:imagedata src="Fit%20Peaks_files/image025.png" o:title=""/>
1971</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
1972src="Fit%20Peaks_files/image025.png" v:shapes="Picture_x0020_31"><![endif]></span></p>
1973
1974<p class=MsoNormal>I’ve zoomed in &amp; shifted the plot some to highlight the
1975lower part of the pattern.</p>
1976
1977<h2>Step 2 Set limits</h2>
1978
1979<p class=MsoNormal>Set the limits as <b style='mso-bidi-font-weight:normal'><span
1980style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1981mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1982minor-latin'>2</span></b> and <b style='mso-bidi-font-weight:normal'><span
1983style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
1984mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
1985minor-latin'>8</span></b>.</p>
1986
1987<h2>Step 3 Pick peaks</h2>
1988
1989<p class=MsoNormal>Pick all peaks you can see between the limits (including the
1990small ones); use <b style='mso-bidi-font-weight:normal'><span style='font-family:
1991"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
1992minor-latin'>Auto search</span></b> to start and then fill in by hand: Add
1993peaks by left-clicking on a data point near the top of the peak. Peak positions
1994can be moved by dragging the peak line and peaks can be deleted by
1995right-clicking on them. This only works when the zoom and reposition modes
1996(below) are not selected. Also note the shoulder at ~6.3 <span class=SpellE>deg</span>
1997that should be added to the list. I skipped a couple of very weak peaks; the
1998total list has 28 peaks.</p>
1999
2000<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
2001 id="Picture_x0020_32" o:spid="_x0000_i1028" type="#_x0000_t75" style='width:525pt;
2002 height:450pt;visibility:visible;mso-wrap-style:square'>
2003 <v:imagedata src="Fit%20Peaks_files/image026.png" o:title=""/>
2004</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
2005src="Fit%20Peaks_files/image026.png" v:shapes="Picture_x0020_32"><![endif]></span><br
2006clear=all style='mso-special-character:line-break'>
2007</p>
2008
2009<h2><span class=GramE>Step 4.</span> Refine peaks</h2>
2010
2011<p class=MsoNormal>Following the steps used in the LaB<sub>6</sub> and
2012kryptonite examples above, refine the peaks and the profile shape parameters in
2013<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2014mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2015Calibri;mso-bidi-theme-font:minor-latin'>Instrument Parameters</span></b>. You
2016will be asked for a project file name at the first refinement (I used ‘<b
2017style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2018mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2019Calibri;mso-bidi-theme-font:minor-latin'>sucrose’</span></b>). In the end my
2020refinement converged at <span class=SpellE>Rwp</span>=7.15% and some peaks do
2021show some discrepancy as the sample is more complex than the simple <b
2022style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2023mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2024Calibri;mso-bidi-theme-font:minor-latin'>U</span></b>, <b style='mso-bidi-font-weight:
2025normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2026minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2027mso-bidi-theme-font:minor-latin'>V</span></b>, <b style='mso-bidi-font-weight:
2028normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2029minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2030mso-bidi-theme-font:minor-latin'>W</span></b>, <b style='mso-bidi-font-weight:
2031normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2032minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2033mso-bidi-theme-font:minor-latin'>X</span></b>, <b style='mso-bidi-font-weight:
2034normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2035minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2036mso-bidi-theme-font:minor-latin'>Y</span></b> model can accommodate. Make sure
2037no peaks drift away during refinement. However, this is good enough to proceed.</p>
2038
2039<h2><span class=GramE>Step 5.</span> Prepare Indexing Peak List</h2>
2040
2041<p class=MsoNormal>As before do <b style='mso-bidi-font-weight:normal'><span
2042style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2043mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2044minor-latin'>Operations/Load/Reload</span></b> in the <b style='mso-bidi-font-weight:
2045normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2046minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2047mso-bidi-theme-font:minor-latin'>Index Peak List</span></b> window.</p>
2048
2049<h2><span class=GramE>Step 6.</span> Index the cell</h2>
2050
2051<p class=MsoNormal>Let’s assume that we know the cell in primitive monoclinic.
2052In a real world case we wouldn’t know this and we would have to try each <span
2053class=SpellE>Bravais</span> lattice. These can be done as a group, but it takes
2054time to go through all the bad cases.</p>
2055
2056<p class=MsoNormal>Select <b style='mso-bidi-font-weight:normal'><span
2057style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2058mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2059minor-latin'>Monoclinic-P</span></b> and do <b style='mso-bidi-font-weight:
2060normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2061minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;
2062mso-bidi-theme-font:minor-latin'>Cell Index/Refine/Index cell</span></b> in the
2063<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2064mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2065Calibri;mso-bidi-theme-font:minor-latin'>Unit Cells List</span></b> window.
2066Progress will be much slower than for LaB<sub>6</sub> but oddly much faster
2067than for kryptonite and suitable results may appear almost immediately. Watch
2068the console window; the right answer will have an obviously large M20 (~900)
2069and a volume of ~704Å<sup>3</sup> (10<sup>th</sup> column of console display).
2070Once this is seen (it may take more than one try to get this) you can stop the
2071indexing search by pressing <b style='mso-bidi-font-weight:normal'><span
2072style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2073mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2074minor-latin'>Cancel</span></b> on the progress bar window. Notice the ‘<b
2075style='mso-bidi-font-weight:normal'>keep’</b> column; this allows you to keep
2076some solutions from one indexing run to the next. It may take more than one
2077press to fully stop it. My result was </p>
2078
2079<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
2080 id="Picture_x0020_33" o:spid="_x0000_i1027" type="#_x0000_t75" style='width:527.25pt;
2081 height:376.5pt;visibility:visible;mso-wrap-style:square'>
2082 <v:imagedata src="Fit%20Peaks_files/image027.png" o:title=""/>
2083</v:shape><![endif]--><![if !vml]><img border=0 width=703 height=502
2084src="Fit%20Peaks_files/image027.png" v:shapes="Picture_x0020_33"><![endif]><!--[if gte vml 1]><v:shape
2085 id="Picture_x0020_34" o:spid="_x0000_i1026" type="#_x0000_t75" style='width:525pt;
2086 height:450pt;visibility:visible;mso-wrap-style:square'>
2087 <v:imagedata src="Fit%20Peaks_files/image028.png" o:title=""/>
2088</v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600
2089src="Fit%20Peaks_files/image028.png" v:shapes="Picture_x0020_34"><![endif]></span></p>
2090
2091<p class=MsoNormal>Notice there may be other equally good M20 results with
2092different volumes; still other solutions may be obtained as you keep trying the
2093indexing. Be sure to use <b style='mso-bidi-font-weight:normal'><span
2094style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2095mso-hansi-theme-font:minor-latin'>Keep</span></b> to keep good ones as you try
2096new indexing runs. The best solution is the one with the smaller volume and
2097&#946; &gt; 90 deg. The plot shows every peak indexed including the weak peaks
2098not selected for the peak fitting. Copy the best cell and try to refine it
2099along with the <b style='mso-bidi-font-weight:normal'><span style='font-family:
2100"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:
2101minor-latin'>Zero offset</span></b>. I obtained an improved M20 ~1257 and
2102slightly different lattice parameters. Try different space groups, pressing the
2103<b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2104mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Show <span
2105class=SpellE>hkl</span> positions</span></b> each time to see which lines
2106vanish. The correct space group is P2<sub>1</sub>. Armed with this information
2107you can <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2108mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2109Calibri;mso-bidi-theme-font:minor-latin'>Make new phase</span></b> for the
2110indexed cell (I called it ‘<b style='mso-bidi-font-weight:normal'><span
2111style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2112mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2113minor-latin'>sucrose</span></b>) and select <b style='mso-bidi-font-weight:
2114normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:
2115minor-latin;mso-hansi-theme-font:minor-latin'>Phases/sucrose</span></b> from
2116the GSAS-II data tree.</p>
2117
2118<p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape
2119 id="Picture_x0020_35" o:spid="_x0000_i1025" type="#_x0000_t75" style='width:545.25pt;
2120 height:303.75pt;visibility:visible;mso-wrap-style:square'>
2121 <v:imagedata src="Fit%20Peaks_files/image029.png" o:title=""/>
2122</v:shape><![endif]--><![if !vml]><img border=0 width=727 height=405
2123src="Fit%20Peaks_files/image029.png" v:shapes="Picture_x0020_35"><![endif]></span><span
2124style='mso-spacerun:yes'> </span></p>
2125
2126<p class=MsoNormal>Notice that the lattice parameters and space group have been
2127set for you. This concludes this exercise; <b style='mso-bidi-font-weight:normal'><span
2128style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2129mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2130minor-latin'>Save</span></b> the project file as it is needed for the sucrose <b
2131style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";
2132mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin;mso-bidi-font-family:
2133Calibri;mso-bidi-theme-font:minor-latin'><a
2134href="Charge%20Flipping%20-%20sucrose.htm">Charge Flipping</a></span></b>
2135exercise. The features of the <b style='mso-bidi-font-weight:normal'><span
2136style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;
2137mso-hansi-theme-font:minor-latin;mso-bidi-font-family:Calibri;mso-bidi-theme-font:
2138minor-latin'>Phase Data</span></b> window will be presented in other exercises.</p>
2139
2140<p class=MsoNormal><o:p>&nbsp;</o:p></p>
2141
2142</div>
2143
2144</body>
2145
2146</html>
Note: See TracBrowser for help on using the repository browser.