Changeset 4621

Timestamp:

Oct 23, 2020 4:12:45 PM (2 years ago)

Author:

toby

Message:

misc help info

File:

• trunk/help/gsasII.html (modified) (9 diffs)

trunk/help/gsasII.html

@@ -4195 +4195 @@
 type PWDR</a></h2>
 
-<p class=MsoNormal style='margin-left:.5in'><span style='mso-fareast-font-family:
-"Times New Roman"'>When a powder diffraction dataset (prefix ‘PWDR’) is
+<span style='mso-fareast-font-family:"Times New Roman"'>
+<p class=MsoNormal style='margin-left:.5in'>When a powder diffraction dataset (prefix ‘PWDR’) is
 selected from the </span><a href="#Data_tree"><span style='mso-fareast-font-family:
 "Times New Roman"'>data tree</span></a>
@@ -4202 +4202 @@
 crosses and where fit, the calculated pattern is shown as a green
 line; the background is shown as red line. The difference curve is
-shown as a cyan line; the difference curve can be moved to another
-position by clicking on it and then dragging it to a new
-position. Reflection positions are shown with small vertical
-lines. These can also be repositioned by dragging them. Each powder
+shown as a cyan line. Reflection positions are shown with small vertical
+lines. 
+
+</p><P></P>
+<p class=MsoNormal style='margin-left:.5in'>
+Each powder
 diffraction dataset has a number of children in the tree as are shown
 below. Clicking on any of them produces changes in the plot and allows
@@ -4233 +4235 @@
 of powder patterns, just a single pattern or as a contour image of the peak
 intensities. What can be done here will depend on which is displayed.
+</P><p class=MsoNormal style='margin-left:1.0in'>
+The difference curve position can be moved
+vertically by clicking on it and then "dragging" it up or down.
+Reflection positions 
+can also be repositioned vertically by dragging them.
+The indicies (hkl values) for reflections can be displayed by
+selecting the "Reflection Lists" entry and then if needed the
+appropriate phase. Letting
+the mouse rest at the position of a reflection in 2-theta, Q,
+etc. (the vertical position does not matter). After a short delay a
+"tool tip" will be displayed for any reflections close to the lateral
+mouse position. 
 </P>
 
@@ -4267 +4281 @@
     x-axis scale. May not be very useful with data over a wide range. 
 
-<DT><B> w: toggle divide by sig</b><dd>for the pattern selected from the data tree, this will
-divide the observed, calculated and difference curves by the esd for the data
-points. Other data sets are not shown.
+<DT><B> w: toggle diff plot</b><dd>for the pattern selected from the
+  data tree, this will replace the difference (obs-calc) curve with
+  the differences divided by their standard uncertainty (esd) values,
+  which shows the significance of the deviations. 
 </DL>
 
@@ -4356 +4371 @@
 
 <p style='margin-left:0.75in'> 
-You can change the "new" values for Tmin and Tmax as needed.</p>
+You can change the "new" values for Tmin and Tmax as needed.
+Change the upper and lower Tmin values by clicking on the
+appropriate vertical line and dragging it to the right or left or by
+typing values into the data window. 
+</p>
 
 <p style='margin-left:0.75in'> 
@@ -5035 +5054 @@
 It must be filled before indexing can proceed. When indexing is completed, this
 display will show the resulting hkl values for every indexed reflection along
-with the calculated d-spacing (‘d-calc’) for the selected unit cell in </span><a
-href="#Unit_Cells_List"><span style='mso-fareast-font-family:"Times New Roman";
-color:windowtext;text-decoration:none;text-underline:none'>Unit Cells List</span></a><span
+with the calculated d-spacing (‘d-calc’) for the selected unit cell in
+<a href="#Unit_Cells_List"><B>Unit Cells List</B></a>.</span>
+
+<span
 style='mso-fareast-font-family:"Times New Roman"'>.<span class=MsoHyperlink><span
 style='color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></p>
@@ -5075 +5095 @@
 
 <h4 style='margin-left:0.25in'><a name="PWDR_Unit_Cells_List">
-Unit Cells List</a></h4>
+<U>Unit Cells List</U></a></h4>
 
 <p class=MsoNormal style='margin-left:.5in'><span style='mso-fareast-font-family:
@@ -5282 +5302 @@
 (including Pawley and LeBail) refinements. Reflection d-spaces are
 generated directly from lattice parameters but 2θ values will
-incorporate corrections, such as for sample displacement, zero, etc. 
-</p>
+incorporate corrections, such as for sample displacement, zero, etc.
+
+</span></p><p class=MsoNormal style='margin-left:.5in'><span style='mso-fareast-font-family:
+"Times New Roman"'>
+The indicies (hkl values) for reflections can be displayed by letting
+the mouse rest at the position of a reflection in 2-theta, Q,
+etc. (the vertical position does not matter). After a short delay, a
+"tool tip" will be displayed for any reflections close to the lateral
+mouse position.
+
+</span></p>
 
 <h5 style='margin-left:.5in'><span style='mso-fareast-font-family:"Times New Roman"'>What
@@ -7324 +7353 @@
 <hr size=2 width="100%" align=center>
 
-<!-- hhmts start -->Last modified: Sat Jun  6 14:40:36 CDT 2020 <!-- hhmts end -->
+<!-- hhmts start -->Last modified: Fri Oct 23 15:56:02 CDT 2020 <!-- hhmts end -->
 
 </div>