Changeset 1475
- Timestamp:
- Aug 22, 2014 1:09:47 PM (9 years ago)
- Location:
- trunk
- Files:
-
- 9 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/GSASIIlattice.py
r1452 r1475 417 417 def Pos2dsp(Inst,pos): 418 418 ''' convert powder pattern position (2-theta or TOF, musec) to d-spacing 419 ignores secondary effects (e.g. dif A,difB in TOF)419 ignores secondary effects (e.g. difB in TOF) 420 420 ''' 421 421 if 'C' in Inst['Type'][0]: 422 422 wave = G2mth.getWave(Inst) 423 dsp = wave/(2.0*sind((pos-Inst['Zero'][1])/2.0)) 424 else: #'T'OF - ignore difA, difB 425 dsp = (pos-Inst['Zero'][1])/Inst['difC'][1] 426 return dsp 423 return wave/(2.0*sind((pos-Inst.get('Zero',[0,0])[1])/2.0)) 424 else: #'T'OF - ignore difB 425 T = pos-Inst['Zero'][1] 426 T1 = Inst['difC'][1]**2-4.*Inst['difA'][1]*T 427 return 2.*T/(Inst['difC'][1]+np.sqrt(T1)) 427 428 428 429 def Dsp2pos(Inst,dsp): … … 431 432 if 'C' in Inst['Type'][0]: 432 433 wave = G2mth.getWave(Inst) 433 pos = 2.0*asind(wave/(2.*dsp))+Inst ['Zero'][1]434 pos = 2.0*asind(wave/(2.*dsp))+Inst.get('Zero',[0,0])[1] 434 435 else: #'T'OF 435 pos = Inst['difC'][1]*dsp+Inst['Zero'][1]+Inst['difA'][1]*dsp**2+Inst.get('difB',[0,0,False])[1] *dsp**3436 pos = Inst['difC'][1]*dsp+Inst['Zero'][1]+Inst['difA'][1]*dsp**2+Inst.get('difB',[0,0,False])[1]/dsp 436 437 return pos 437 438 … … 442 443 pos = 2.0*asind(parmdict['Lam']/(2.*dsp))+parmdict['Zero'] 443 444 else: #'T'OF 444 pos = parmdict['difC']*dsp+parmdict['difA']*dsp**2+parmdict['difB'] *dsp**3+parmdict['Zero']445 pos = parmdict['difC']*dsp+parmdict['difA']*dsp**2+parmdict['difB']/dsp+parmdict['Zero'] 445 446 return pos 446 447 -
trunk/GSASIIplot.py
r1474 r1475 943 943 try: 944 944 Parms,Parms2 = G2frame.PatternTree.GetItemPyData(G2gd.GetPatternTreeItemId(G2frame,G2frame.PatternId, 'Instrument Parameters')) 945 if 'C' in Parms['Type'][0]: 946 wave = G2mth.getWave(Parms) 947 if G2frame.qPlot and 'PWDR' in plottype: 948 try: 949 xpos = 2.0*asind(xpos*wave/(4*math.pi)) 950 except ValueError: #avoid bad value in asin beyond upper limit 951 pass 952 elif G2frame.dPlot: 953 dsp = xpos 954 q = 2.*np.pi/dsp 955 xpos = 2.0*asind(wave/(2.*dsp)) 956 dsp = 0.0 957 if abs(xpos) > 0.: #avoid possible singularity at beam center 958 if 'PWDR' in plottype: 959 dsp = wave/(2.*sind(abs(xpos)/2.0)) 960 q = 2.*np.pi/dsp 961 elif 'SASD' in plottype: 962 dsp = 2*np.pi/xpos 963 q = xpos 964 if G2frame.Contour: 965 if 'PWDR' in plottype: 966 G2frame.G2plotNB.status.SetStatusText('2-theta =%9.3f d =%9.5f q = %9.5f pattern ID =%5d'%(xpos,dsp,q,int(ypos)),1) 967 elif 'SASD' in plottype: 968 G2frame.G2plotNB.status.SetStatusText('d =%9.5f q = %9.5f pattern ID =%5d'%(dsp,q,int(ypos)),1) 945 if G2frame.qPlot and 'PWDR' in plottype: 946 q = xpos 947 dsp = 2.*np.pi/q 948 try: 949 xpos = G2lat.Dsp2pos(Parms,2.0*np.pi/xpos) 950 except ValueError: #avoid bad value in asin beyond upper limit 951 pass 952 elif 'SASD' in plottype: 953 q = xpos 954 dsp = 2.*np.pi/q 955 elif G2frame.dPlot: 956 dsp = xpos 957 q = 2.*np.pi/dsp 958 xpos = G2lat.Dsp2pos(Parms,xpos) 959 else: 960 dsp = G2lat.Pos2dsp(Parms,xpos) 961 q = 2.*np.pi/dsp 962 if G2frame.Contour: #PWDR only 963 if 'C' in Parms['Type'][0]: 964 G2frame.G2plotNB.status.SetStatusText('2-theta =%9.3f d =%9.5f q = %9.5f pattern ID =%5d'%(xpos,dsp,q,int(ypos)),1) 969 965 else: 966 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q = %9.5f pattern ID =%5d'%(xpos,dsp,q,int(ypos)),1) 967 else: 968 if 'C' in Parms['Type'][0]: 970 969 if 'PWDR' in plottype: 971 970 if G2frame.SqrtPlot: … … 974 973 G2frame.G2plotNB.status.SetStatusText('2-theta =%9.3f d =%9.5f q = %9.5f Intensity =%9.2f'%(xpos,dsp,q,ypos),1) 975 974 elif 'SASD' in plottype: 976 G2frame.G2plotNB.status.SetStatusText('d =%9.5f q = %9.5f Intensity =%12.5g'%(dsp,q,ypos),1) 977 else: #TOF neutrons 978 dsp = 0.0 979 difC = Parms['difC'][1] 980 if G2frame.dPlot: 981 dsp = xpos 982 xpos = difC*dsp 983 elif G2frame.qPlot and 'PWDR' in plottype: 984 dsp = 2.*np.pi/xpos 985 xpos = difC*dsp 986 else: 987 dsp = xpos/difC #rough approx.! 988 q = 2.*np.pi/dsp 989 if G2frame.Contour: 990 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q = %9.5f pattern ID =%5d'%(xpos,dsp,q,int(ypos)),1) 975 G2frame.G2plotNB.status.SetStatusText('q =%12.5g Intensity =%12.5g d =%9.1f'%(q,ypos,dsp),1) 991 976 else: 992 977 if G2frame.SqrtPlot: 993 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q = 978 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q =%9.5f sqrt(Intensity) =%9.2f'%(xpos,dsp,q,ypos),1) 994 979 else: 995 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q = 980 G2frame.G2plotNB.status.SetStatusText('TOF =%9.3f d =%9.5f q =%9.5f Intensity =%9.2f'%(xpos,dsp,q,ypos),1) 996 981 if G2frame.itemPicked: 997 982 Page.canvas.SetToolTipString('%9.5f'%(xpos)) … … 1023 1008 except TypeError: 1024 1009 return 1025 if 'C' in Parms['Type'][0]:1026 wave = G2mth.getWave(Parms)1027 else:1028 difC = Parms['difC'][1]1029 1010 PickId = G2frame.PickId 1030 1011 pick = event.artist … … 1037 1018 if ind.all() != [0] and ObsLine[0].get_label() in str(pick): #picked a data point 1038 1019 data = G2frame.PatternTree.GetItemPyData(G2frame.PickId) 1039 if 'C' in Parms['Type'][0]: 1040 if G2frame.qPlot: #qplot - convert back to 2-theta 1041 xy[0] = 2.0*asind(xy[0]*wave/(4*math.pi)) 1042 elif G2frame.dPlot: #dplot - convert back to 2-theta 1043 xy[0] = 2.0*asind(wave/(2.*xy[0])) 1044 elif 'T' in Parms['Type'][0]: 1045 if G2frame.qPlot: #qplot - convert back to TOF 1046 xy[0] = 2.0*math.pi*difC/xy[0] 1047 elif G2frame.dPlot: #dplot - convert back to TOF 1048 xy[0] *= difC 1020 if G2frame.qPlot: #qplot - convert back to 2-theta 1021 xy[0] = G2lat.Dsp2pos(Parms,2*np.pi/xy[0]) 1022 elif G2frame.dPlot: #dplot - convert back to 2-theta 1023 xy[0] = G2lat.Dsp2pos(Parms,xy[0]) 1049 1024 XY = G2mth.setPeakparms(Parms,Parms2,xy[0],xy[1]) 1050 1025 data['peaks'].append(XY) … … 1058 1033 LimitId = G2gd.GetPatternTreeItemId(G2frame,PatternId, 'Limits') 1059 1034 data = G2frame.PatternTree.GetItemPyData(LimitId) 1060 if 'C' in Parms['Type'][0]: #CW data - TOF later in an elif 1061 if G2frame.qPlot and 'PWDR' in plottype: #qplot - convert back to 2-theta 1062 xy[0] = 2.0*asind(xy[0]*wave/(4*math.pi)) 1063 elif G2frame.dPlot: #dplot - convert back to 2-theta 1064 xy[0] = 2.0*asind(wave/(2.*xy[0])) 1065 elif 'T' in Parms['Type'][0]: 1066 if G2frame.qPlot: #qplot - convert back to TOF 1067 xy[0] = 2.0*math.pi*difC/xy[0] 1068 elif G2frame.dPlot: #dplot - convert back to TOF 1069 xy[0] *= difC 1035 if G2frame.qPlot: #qplot - convert back to 2-theta 1036 xy[0] = G2lat.Dsp2pos(Parms,2*np.pi/xy[0]) 1037 elif G2frame.dPlot: #dplot - convert back to 2-theta 1038 xy[0] = G2lat.Dsp2pos(Parms,xy[0]) 1070 1039 if G2frame.ifGetExclude: 1071 1040 excl = [0,0] … … 1110 1079 return 1111 1080 Parms,Parms2 = G2frame.PatternTree.GetItemPyData(G2gd.GetPatternTreeItemId(G2frame,G2frame.PatternId, 'Instrument Parameters')) 1112 if 'C' in Parms['Type'][0]:1113 wave = G2mth.getWave(Parms)1114 else:1115 difC = Parms['difC'][1]1116 1081 xpos = event.xdata 1117 1082 PickId = G2frame.PickId … … 1130 1095 id2 = lineNo%2 1131 1096 if G2frame.qPlot and 'PWDR' in plottype: 1132 if 'C' in Parms['Type'][0]: 1133 data[id][id2] = 2.0*asind(wave*xpos/(4*math.pi)) 1134 else: 1135 data[id][id2] = 2*math.pi*Parms['difC'][1]/xpos 1097 data[id][id2] = G2lat.Dsp2pos(Parms,2.*np.pi/xpos) 1136 1098 elif G2frame.dPlot and 'PWDR' in plottype: 1137 if 'C' in Parms['Type'][0]: 1138 data[id][id2] = 2.0*asind(wave/(2*xpos)) 1139 else: 1140 data[id][id2] *= Parms['difC'][1] 1099 data[id][id2] = G2lat.Dsp2pos(Parms,xpos) 1141 1100 else: 1142 1101 data[id][id2] = xpos … … 1155 1114 else: 1156 1115 if G2frame.qPlot: 1157 if 'C' in Parms['Type'][0]: 1158 data['peaks'][lineNo-2][0] = 2.0*asind(wave*xpos/(4*math.pi)) 1159 else: 1160 data['peaks'][lineNo-2][0] = 2*math.pi*Parms['difC'][1]/xpos 1116 data['peaks'][lineNo-2][0] = G2lat.Dsp2pos(Parms,2.*np.pi/xpos) 1161 1117 elif G2frame.dPlot: 1162 if 'C' in Parms['Type'][0]: 1163 data['peaks'][lineNo-2][0] = 2.0*asind(wave/(2*xpos)) 1164 else: 1165 data['peaks'][lineNo-2][0] *= Parms['difC'][1] 1118 data['peaks'][lineNo-2][0] = G2lat.Dsp2pos(Parms,xpos) 1166 1119 else: 1167 1120 data['peaks'][lineNo-2][0] = xpos … … 1381 1334 if G2frame.qPlot and 'PWDR' in plottype: 1382 1335 Id = G2gd.GetPatternTreeItemId(G2frame,G2frame.root, Pattern[2]) 1383 if 'C' in Parms['Type'][0]: 1384 X = 4*np.pi*npsind((xye[0]-Zero)/2.0)/wave 1385 else: 1386 X = 2*np.pi*Parms['difC'][1]/(xye[0]-Zero) 1336 X = 2.*np.pi/G2lat.Pos2dsp(Parms,xye[0]) 1387 1337 elif G2frame.dPlot and 'PWDR' in plottype: 1388 1338 Id = G2gd.GetPatternTreeItemId(G2frame,G2frame.root, Pattern[2]) 1389 if 'C' in Parms['Type'][0]: 1390 X = wave/(2.*npsind(xye[0]-Zero)/2.0) 1391 else: 1392 X = (xye[0]-Zero)/Parms['difC'][1] 1339 X = G2lat.Pos2dsp(Parms,xye[0]) 1393 1340 else: 1394 X = xye[0] -Zero1341 X = xye[0] 1395 1342 if not lenX: 1396 1343 lenX = len(X) … … 1410 1357 if LimitId and ifpicked: 1411 1358 limits = np.array(G2frame.PatternTree.GetItemPyData(LimitId)) 1359 lims = limits[1] 1412 1360 if G2frame.qPlot and 'PWDR' in plottype: 1413 if 'C' in Parms['Type'][0]: 1414 limits = 4*np.pi*npsind(limits/2.0)/wave 1415 else: 1416 limits = 2*np.pi*difC/limits 1361 lims = 2.*np.pi/G2lat.Pos2dsp(Parms,lims) 1417 1362 elif G2frame.dPlot and 'PWDR' in plottype: 1418 if 'C' in Parms['Type'][0]: 1419 limits = wave/(2*npsind(limits/2.0)) 1420 else: 1421 limits /= difC 1422 Lines.append(Plot.axvline(limits[1][0],color='g',dashes=(5,5),picker=3.)) 1423 Lines.append(Plot.axvline(limits[1][1],color='r',dashes=(5,5),picker=3.)) 1363 lims = G2lat.Pos2dsp(Parms,lims) 1364 Lines.append(Plot.axvline(lims[0],color='g',dashes=(5,5),picker=3.)) 1365 Lines.append(Plot.axvline(lims[1],color='r',dashes=(5,5),picker=3.)) 1424 1366 for i,item in enumerate(limits[2:]): 1425 1367 Lines.append(Plot.axvline(item[0],color='m',dashes=(5,5),picker=3.)) … … 1535 1477 for item in data['peaks']: 1536 1478 if G2frame.qPlot: 1537 if 'C' in Parms['Type'][0]: 1538 Lines.append(Plot.axvline(4*math.pi*sind(item[0]/2.)/wave,color=colors[N%6],picker=2.)) 1539 else: 1540 Lines.append(Plot.axvline(2*math.pi*difC/item[0],color=colors[N%6],picker=2.)) 1541 if G2frame.dPlot: 1542 if 'C' in Parms['Type'][0]: 1543 Lines.append(Plot.axvline(wave/(2*sind(item[0]/2.)),color=colors[N%6],picker=2.)) 1544 else: 1545 Lines.append(Plot.axvline(item[0]/difC,color=colors[N%6],picker=2.)) 1479 Lines.append(Plot.axvline(2.*np.pi/G2lat.Pos2dsp(Parms,item[0]),color=colors[N%6],picker=2.)) 1480 elif G2frame.dPlot: 1481 Lines.append(Plot.axvline(G2lat.Pos2dsp(Parms,item[0]),color=colors[N%6],picker=2.)) 1546 1482 else: 1547 1483 Lines.append(Plot.axvline(item[0],color=colors[N%6],picker=2.)) … … 1568 1504 if PickId and not G2frame.Contour: 1569 1505 Parms,Parms2 = G2frame.PatternTree.GetItemPyData(G2gd.GetPatternTreeItemId(G2frame,PatternId, 'Instrument Parameters')) 1570 if 'C' in Parms['Type'][0]:1571 wave = G2mth.getWave(Parms)1572 else:1573 difC = Parms['difC'][1]1574 1506 if G2frame.PatternTree.GetItemText(PickId) in ['Index Peak List','Unit Cells List']: 1575 1507 peaks = np.array((G2frame.PatternTree.GetItemPyData(G2gd.GetPatternTreeItemId(G2frame,PatternId, 'Index Peak List'))))[0] 1576 1508 for peak in peaks: 1577 1509 if G2frame.qPlot: 1578 if 'C' in Parms['Type'][0]: 1579 Plot.axvline(4*np.pi*sind(peak[0]/2.0)/wave,color='b') 1580 else: 1581 Plot.axvline(2*np.pi*Parms['difC'][1]/peak[0],color='b') 1510 Plot.axvline(2.*np.pi/G2lat.Pos2dsp(Parms,peak[0]),color='b') 1582 1511 if G2frame.dPlot: 1583 if 'C' in Parms['Type'][0]: 1584 Plot.axvline(wave/(2*sind(peak[0]/2.0)),color='b') 1585 else: 1586 Plot.avline(peak[0]/Parms['difC'][1],color='b') 1512 Plot.axvline(G2lat.Pos2dsp(Parms,peak[0]),color='b') 1587 1513 else: 1588 1514 Plot.axvline(peak[0],color='b') 1589 1515 for hkl in G2frame.HKL: 1590 1516 if G2frame.qPlot: 1591 if 'C' in Parms['Type'][0]: 1592 Plot.axvline(4*np.pi*sind(hkl[5]/2.0)/wave,color='b') 1593 else: 1594 Plot.axvline(2*np.pi*Parms['difC'][1]/hkl[5],color='b') 1517 Plot.axvline(2.*np.pi/G2lat.Pos2dsp(Parms,hkl[5]),color='r',dashes=(5,5)) 1595 1518 if G2frame.dPlot: 1596 if 'C' in Parms['Type'][0]: 1597 Plot.axvline(wave/(2*sind(hkl[5]/2.0)),color='b') 1598 else: 1599 Plot.avline(hkl[5]/Parms['difC'][1],color='b') 1519 Plot.axvline(G2lat.Pos2dsp(Parms,hkl[5]),color='r',dashes=(5,5)) 1600 1520 else: 1601 1521 Plot.axvline(hkl[5],color='r',dashes=(5,5)) -
trunk/GSASIIpwdGUI.py
r1466 r1475 2093 2093 G2indx.IndexPeaks(peaks,G2frame.HKL) 2094 2094 for hkl in G2frame.HKL: 2095 hkl.append(G2lat.Dsp2pos(Inst,hkl[3])+ +controls[1])2095 hkl.append(G2lat.Dsp2pos(Inst,hkl[3])+controls[1]) 2096 2096 if 'PKS' in G2frame.PatternTree.GetItemText(G2frame.PatternId): 2097 2097 G2plt.PlotPowderLines(G2frame) -
trunk/GSASIIstrIO.py
r1460 r1475 1818 1818 Phi.append(phi) 1819 1819 elif 'T' in inst['Type'][0]: 1820 pos = inst['difC'][1]*d+inst['difA'][1]*d**2+inst['difB'][1] *d**3+Zero1820 pos = inst['difC'][1]*d+inst['difA'][1]*d**2+inst['difB'][1]/d+Zero 1821 1821 if limits[0] < pos < limits[1]: 1822 1822 wave = inst['difC'][1]*d/(252.816*inst['fltPath'][0]) -
trunk/GSASIIstrMath.py
r1474 r1475 1390 1390 pos -= const*(parmDict[hfx+'DisplaceX']*cosd(pos)+parmDict[hfx+'DisplaceY']*sind(pos)) 1391 1391 elif 'T' in calcControls[hfx+'histType']: 1392 pos = parmDict[hfx+'difC']*d+parmDict[hfx+'difA']*d**2+parmDict[hfx+'difB'] *d**3+parmDict[hfx+'Zero']1392 pos = parmDict[hfx+'difC']*d+parmDict[hfx+'difA']*d**2+parmDict[hfx+'difB']/d+parmDict[hfx+'Zero'] 1393 1393 #do I need sample position effects - maybe? 1394 1394 return pos … … 1422 1422 dpdDC = dsp 1423 1423 dpdDA = dsp**2 1424 dpdDB = dsp**31424 dpdDB = 1./dsp 1425 1425 return dpdA,dpdZ,dpdDC,dpdDA,dpdDB 1426 1426 -
trunk/help/MCSA in GSAS.htm
r1474 r1475 23 23 <o:Author>vondreele</o:Author> 24 24 <o:LastAuthor>Von Dreele</o:LastAuthor> 25 <o:Revision>1 3</o:Revision>26 <o:TotalTime>57 2</o:TotalTime>25 <o:Revision>14</o:Revision> 26 <o:TotalTime>579</o:TotalTime> 27 27 <o:Created>2014-08-19T14:01:00Z</o:Created> 28 <o:LastSaved>2014-08-2 0T21:24:00Z</o:LastSaved>28 <o:LastSaved>2014-08-22T13:42:00Z</o:LastSaved> 29 29 <o:Pages>9</o:Pages> 30 <o:Words>241 7</o:Words>31 <o:Characters>137 79</o:Characters>30 <o:Words>2418</o:Words> 31 <o:Characters>13784</o:Characters> 32 32 <o:Company>Argonne National Laboratory</o:Company> 33 33 <o:Lines>114</o:Lines> 34 34 <o:Paragraphs>32</o:Paragraphs> 35 <o:CharactersWithSpaces>161 64</o:CharactersWithSpaces>35 <o:CharactersWithSpaces>16170</o:CharactersWithSpaces> 36 36 <o:Version>14.00</o:Version> 37 37 </o:DocumentProperties> … … 477 477 letter-spacing:.25pt;} 478 478 a:link, span.MsoHyperlink 479 {mso-style-priority:99; 479 {mso-style-noshow:yes; 480 mso-style-priority:99; 480 481 color:blue; 481 482 text-decoration:underline; … … 799 800 mso-ansi-font-size:10.0pt; 800 801 mso-bidi-font-size:10.0pt; 802 font-family:"Calibri","sans-serif"; 801 803 mso-ascii-font-family:Calibri; 802 804 mso-hansi-font-family:Calibri; … … 953 955 <p class=MsoNormal>In these exercises you will use GSAS-II to solve the 954 956 structures of 3-aminoquinoline and α-d-lactose monohydrate from powder 955 diffraction data via Monte Carlo/Simulated Annealing (MC/SA). The data sets 956 werekindly provided by Peter Stephens (SUNY <span class=SpellE>StonyBrook</span>)957 diffraction data via Monte Carlo/Simulated Annealing (MC/SA). The data sets were 958 kindly provided by Peter Stephens (SUNY <span class=SpellE>StonyBrook</span>) 957 959 and were originally collected on NSLS beam line X17b. The MC/SA technique is 958 960 needed in these cases because as you will see the data does not extend very far … … 1049 1051 <v:imagedata src="MCSA%20in%20GSAS_files/image001.png" o:title=""/> 1050 1052 </v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600 1051 src="MCSA%20in%20GSAS_files/image0 31.gif" v:shapes="_x0000_i1051"><![endif]></span></p>1053 src="MCSA%20in%20GSAS_files/image002.gif" v:shapes="_x0000_i1051"><![endif]></span></p> 1052 1054 1053 1055 <p class=MsoListParagraph><o:p> </o:p></p> … … 1170 1172 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]>Select 1171 1173 <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1172 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Sample Parameters</span></b>1173 and uncheck refinement of <b style='mso-bidi-font-weight:normal'><span 1174 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1175 m so-hansi-theme-font:minor-latin'>Histogram scale factor</span></b>.</p>1174 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Sample 1175 Parameters</span></b> and uncheck refinement of <b style='mso-bidi-font-weight: 1176 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font: 1177 minor-latin;mso-hansi-theme-font:minor-latin'>Histogram scale factor</span></b>.</p> 1176 1178 1177 1179 <p class=MsoListParagraph style='text-indent:-.25in;mso-list:l1 level1 lfo4'><![if !supportLists]><span … … 1195 1197 1196 1198 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1197 id=" _x0000_i1050" type="#_x0000_t75" style='width:465.75pt;height:375pt;1198 visibility:visible;mso-wrap-style:square'>1199 id="Picture_x0020_2" o:spid="_x0000_i1050" type="#_x0000_t75" style='width:465.75pt; 1200 height:375pt;visibility:visible;mso-wrap-style:square'> 1199 1201 <v:imagedata src="MCSA%20in%20GSAS_files/image003.png" o:title=""/> 1200 1202 </v:shape><![endif]--><![if !vml]><img border=0 width=621 height=500 1201 src="MCSA%20in%20GSAS_files/image0 32.gif" v:shapes="_x0000_i1050"><![endif]></span></p>1203 src="MCSA%20in%20GSAS_files/image004.gif" v:shapes="Picture_x0020_2"><![endif]></span></p> 1202 1204 1203 1205 <p class=MsoNormal><o:p> </o:p></p> … … 1212 1214 1213 1215 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1214 id=" _x0000_i1049" type="#_x0000_t75" style='width:259.5pt;height:252pt;1215 visibility:visible;mso-wrap-style:square'>1216 id="Picture_x0020_3" o:spid="_x0000_i1049" type="#_x0000_t75" style='width:259.5pt; 1217 height:252pt;visibility:visible;mso-wrap-style:square'> 1216 1218 <v:imagedata src="MCSA%20in%20GSAS_files/image005.png" o:title=""/> 1217 1219 </v:shape><![endif]--><![if !vml]><img border=0 width=346 height=336 1218 src="MCSA%20in%20GSAS_files/image0 33.gif" v:shapes="_x0000_i1049"><![endif]></span></p>1220 src="MCSA%20in%20GSAS_files/image006.gif" v:shapes="Picture_x0020_3"><![endif]></span></p> 1219 1221 1220 1222 <p class=MsoNormal><o:p> </o:p></p> … … 1231 1233 <v:imagedata src="MCSA%20in%20GSAS_files/image007.png" o:title=""/> 1232 1234 </v:shape><![endif]--><![if !vml]><img border=0 width=479 height=500 1233 src="MCSA%20in%20GSAS_files/image0 34.gif" v:shapes="Picture_x0020_28"><![endif]></span></p>1235 src="MCSA%20in%20GSAS_files/image008.gif" v:shapes="Picture_x0020_28"><![endif]></span></p> 1234 1236 1235 1237 <p class=MsoNormal><o:p> </o:p></p> … … 1259 1261 1260 1262 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1261 id=" _x0000_i1047" type="#_x0000_t75" style='width:337.5pt;height:225pt;1262 visibility:visible;mso-wrap-style:square'>1263 id="Picture_x0020_5" o:spid="_x0000_i1047" type="#_x0000_t75" style='width:337.5pt; 1264 height:225pt;visibility:visible;mso-wrap-style:square'> 1263 1265 <v:imagedata src="MCSA%20in%20GSAS_files/image009.png" o:title=""/> 1264 1266 </v:shape><![endif]--><![if !vml]><img border=0 width=450 height=300 1265 src="MCSA%20in%20GSAS_files/image0 35.gif" v:shapes="_x0000_i1047"><![endif]></span></p>1267 src="MCSA%20in%20GSAS_files/image010.gif" v:shapes="Picture_x0020_5"><![endif]></span></p> 1266 1268 1267 1269 <p class=MsoNormal><o:p> </o:p></p> … … 1288 1290 1289 1291 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1290 id=" _x0000_i1046" type="#_x0000_t75" style='width:525pt;height:450pt;1291 visibility:visible;mso-wrap-style:square'>1292 id="Picture_x0020_6" o:spid="_x0000_i1046" type="#_x0000_t75" style='width:525pt; 1293 height:450pt;visibility:visible;mso-wrap-style:square'> 1292 1294 <v:imagedata src="MCSA%20in%20GSAS_files/image011.png" o:title=""/> 1293 1295 </v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600 1294 src="MCSA%20in%20GSAS_files/image0 36.gif" v:shapes="_x0000_i1046"><![endif]></span></p>1296 src="MCSA%20in%20GSAS_files/image012.gif" v:shapes="Picture_x0020_6"><![endif]></span></p> 1295 1297 1296 1298 <p class=MsoNormal><o:p> </o:p></p> … … 1331 1333 1332 1334 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1333 id=" _x0000_i1045" type="#_x0000_t75" style='width:402pt;height:197.25pt;1334 visibility:visible;mso-wrap-style:square'>1335 id="Picture_x0020_7" o:spid="_x0000_i1045" type="#_x0000_t75" style='width:402pt; 1336 height:197.25pt;visibility:visible;mso-wrap-style:square'> 1335 1337 <v:imagedata src="MCSA%20in%20GSAS_files/image013.png" o:title=""/> 1336 1338 </v:shape><![endif]--><![if !vml]><img border=0 width=536 height=263 1337 src="MCSA%20in%20GSAS_files/image0 37.gif" v:shapes="_x0000_i1045"><![endif]></span></p>1339 src="MCSA%20in%20GSAS_files/image014.gif" v:shapes="Picture_x0020_7"><![endif]></span></p> 1338 1340 1339 1341 <p class=MsoNormal><o:p> </o:p></p> … … 1369 1371 <v:imagedata src="MCSA%20in%20GSAS_files/image015.png" o:title=""/> 1370 1372 </v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600 1371 src="MCSA%20in%20GSAS_files/image0 38.gif" v:shapes="Picture_x0020_33"><![endif]></span></p>1373 src="MCSA%20in%20GSAS_files/image016.gif" v:shapes="Picture_x0020_33"><![endif]></span></p> 1372 1374 1373 1375 <p class=MsoNormal><o:p> </o:p></p> … … 1378 1380 <h2><span class=GramE>Step 6.</span> Setup for Monte Carlo/Simulated Annealing</h2> 1379 1381 1380 <p class=MsoNormal>The molecular structure of 3-aminoquinoline is two aromatic rings1381 with one N-substituted position and an amino side group</p>1382 <p class=MsoNormal>The molecular structure of 3-aminoquinoline is two aromatic 1383 rings with one N-substituted position and an amino side group</p> 1382 1384 1383 1385 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1387 1389 cropbottom="17428f" cropleft="9893f" cropright="13874f"/> 1388 1390 </v:shape><![endif]--><![if !vml]><img border=0 width=190 height=125 1389 src="MCSA%20in%20GSAS_files/image0 39.jpg" v:shapes="Picture_x0020_34"><![endif]></span></p>1391 src="MCSA%20in%20GSAS_files/image018.jpg" v:shapes="Picture_x0020_34"><![endif]></span></p> 1390 1392 1391 1393 <p class=MsoNormal>MC/SA structure solution consists of optimizing the position … … 1421 1423 <v:imagedata src="MCSA%20in%20GSAS_files/image019.png" o:title=""/> 1422 1424 </v:shape><![endif]--><![if !vml]><img border=0 width=400 height=427 1423 src="MCSA%20in%20GSAS_files/image0 40.gif" v:shapes="Picture_x0020_35"><![endif]></span></p>1425 src="MCSA%20in%20GSAS_files/image020.gif" v:shapes="Picture_x0020_35"><![endif]></span></p> 1424 1426 1425 1427 <p class=MsoNormal><o:p> </o:p></p> … … 1436 1438 cropbottom="15961f" cropleft="36898f" cropright="13504f"/> 1437 1439 </v:shape><![endif]--><![if !vml]><img border=0 width=382 height=312 1438 src="MCSA%20in%20GSAS_files/image0 41.jpg" v:shapes="Picture_x0020_1"><![endif]></span></p>1440 src="MCSA%20in%20GSAS_files/image022.jpg" v:shapes="Picture_x0020_1"><![endif]></span></p> 1439 1441 1440 1442 <p class=MsoNormal><o:p> </o:p></p> … … 1452 1454 cropbottom="16027f" cropleft="37724f" cropright="12673f"/> 1453 1455 </v:shape><![endif]--><![if !vml]><img border=0 width=384 height=313 1454 src="MCSA%20in%20GSAS_files/image0 42.jpg" v:shapes="Picture_x0020_36"><![endif]></span></p>1456 src="MCSA%20in%20GSAS_files/image024.jpg" v:shapes="Picture_x0020_36"><![endif]></span></p> 1455 1457 1456 1458 <p class=MsoNormal><o:p> </o:p></p> … … 1460 1462 necessary. You should change the <b style='mso-bidi-font-weight:normal'><span 1461 1463 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1462 mso-hansi-theme-font:minor-latin'>Residue name</span></b> to something meaningful, 1463 I used <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1464 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>amino</span></b>.</p> 1464 mso-hansi-theme-font:minor-latin'>Residue name</span></b> to something 1465 meaningful, I used <b style='mso-bidi-font-weight:normal'><span 1466 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1467 mso-hansi-theme-font:minor-latin'>amino</span></b>.</p> 1465 1468 1466 1469 <p class=MsoNormal>Next go to <b style='mso-bidi-font-weight:normal'><span … … 1481 1484 <v:imagedata src="MCSA%20in%20GSAS_files/image025.png" o:title=""/> 1482 1485 </v:shape><![endif]--><![if !vml]><img border=0 width=598 height=335 1483 src="MCSA%20in%20GSAS_files/image0 43.gif" v:shapes="Picture_x0020_37"><![endif]></span></p>1486 src="MCSA%20in%20GSAS_files/image026.gif" v:shapes="Picture_x0020_37"><![endif]></span></p> 1484 1487 1485 1488 <p class=MsoNormal><o:p> </o:p></p> … … 1488 1491 1489 1492 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape 1490 id=" _x0000_i1038" type="#_x0000_t75" style='width:4in;height:232.5pt;1491 visibility:visible;mso-wrap-style:square'>1493 id="Picture_x0020_14" o:spid="_x0000_i1038" type="#_x0000_t75" style='width:4in; 1494 height:232.5pt;visibility:visible;mso-wrap-style:square'> 1492 1495 <v:imagedata src="MCSA%20in%20GSAS_files/image044.png" o:title="" croptop="17592f" 1493 1496 cropbottom="12829f" cropleft="38911f" cropright="11642f"/> 1494 1497 </v:shape><![endif]--><![if !vml]><img border=0 width=384 height=310 1495 src="MCSA%20in%20GSAS_files/image0 45.jpg" v:shapes="_x0000_i1038"><![endif]></span></p>1498 src="MCSA%20in%20GSAS_files/image027.jpg" v:shapes="Picture_x0020_14"><![endif]></span></p> 1496 1499 1497 1500 <p class=MsoNormal><o:p> </o:p></p> … … 1541 1544 <v:imagedata src="MCSA%20in%20GSAS_files/image029.png" o:title=""/> 1542 1545 </v:shape><![endif]--><![if !vml]><img border=0 width=598 height=258 1543 src="MCSA%20in%20GSAS_files/image0 46.gif" v:shapes="Picture_x0020_39"><![endif]></span><span1546 src="MCSA%20in%20GSAS_files/image028.gif" v:shapes="Picture_x0020_39"><![endif]></span><span 1544 1547 style='mso-spacerun:yes'> </span></p> 1545 1548 … … 1615 1618 <v:imagedata src="MCSA%20in%20GSAS_files/image030.png" o:title=""/> 1616 1619 </v:shape><![endif]--><![if !vml]><img border=0 width=672 height=500 1617 src="MCSA%20in%20GSAS_files/image0 58.gif" v:shapes="Picture_x0020_16"><![endif]></span></p>1620 src="MCSA%20in%20GSAS_files/image047.gif" v:shapes="Picture_x0020_16"><![endif]></span></p> 1618 1621 1619 1622 <p class=MsoNormal><o:p> </o:p></p> … … 1637 1640 <v:imagedata src="MCSA%20in%20GSAS_files/image048.png" o:title=""/> 1638 1641 </v:shape><![endif]--><![if !vml]><img border=0 width=747 height=365 1639 src="MCSA%20in%20GSAS_files/image0 59.gif" v:shapes="Picture_x0020_19"><![endif]></span></p>1642 src="MCSA%20in%20GSAS_files/image049.gif" v:shapes="Picture_x0020_19"><![endif]></span></p> 1640 1643 1641 1644 <p class=MsoNormal><o:p> </o:p></p> … … 1650 1653 cropbottom="16530f" cropleft="37715f" cropright="13079f"/> 1651 1654 </v:shape><![endif]--><![if !vml]><img border=0 width=373 height=325 1652 src="MCSA%20in%20GSAS_files/image0 60.jpg" v:shapes="Picture_x0020_20"><![endif]></span></p>1655 src="MCSA%20in%20GSAS_files/image051.jpg" v:shapes="Picture_x0020_20"><![endif]></span></p> 1653 1656 1654 1657 <p class=MsoNormal><o:p> </o:p></p> … … 1656 1659 <p class=MsoNormal>If you are lucky (like I was!) then the result is clearly a 1657 1660 good solution with a very low Residual (~4.8%). This problem typically gives 1658 suitable solutions with Residuals of 4-5%. If no good solution appears (e.g. molecules1659 clashing), then you should just rerun MC/SA perhaps using more runs or more 1660 trials. Be sure to set the <b style='mso-bidi-font-weight:normal'><span1661 suitable solutions with Residuals of 4-5%. If no good solution appears (e.g. 1662 molecules clashing), then you should just rerun MC/SA perhaps using more runs 1663 or more trials. Be sure to set the <b style='mso-bidi-font-weight:normal'><span 1661 1664 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1662 1665 mso-hansi-theme-font:minor-latin'>Keep</span></b> box for any solutions you 1663 want to retain; the others will be cleared before the next MC/SA run starts. When1664 you think you have a good one, <span class=GramE><b style='mso-bidi-font-weight:1666 want to retain; the others will be cleared before the next MC/SA run starts. 1667 When you think you have a good one, <span class=GramE><b style='mso-bidi-font-weight: 1665 1668 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font: 1666 1669 minor-latin;mso-hansi-theme-font:minor-latin'>Select</span></b></span> it; the … … 1671 1674 mso-hansi-theme-font:minor-latin'>General</span></b> tab.</p> 1672 1675 1673 <p class=MsoNormal>MC/SA refinement of a solution is achieved by narrowing the1674 search ranges and rerunning the MC/SA calculations. This is done by checking 1675 the <bstyle='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif";1676 <p class=MsoNormal>MC/SA refinement is achieved by narrowing the search ranges 1677 and rerunning the MC/SA calculations. This is done by checking the <b 1678 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1676 1679 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>MC/SA Refine</span></b> 1677 1680 box. Using 10% of the ranges reduces the search volume in this case by ~6 1678 orders of magnitude so that the true minimum is much easier to find. Now rerun 1679 Compute/MC/SA; be sure to select the best one before starting. The residual 1680 should drop to a much lower level. This refinement can be repeated with tighter 1681 restriction on the ranges; I used 5% for a final run and got</p> 1681 orders of magnitude so that the true minimum is much easier to find. Now rerun <b 1682 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1683 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Compute/MC/SA</span></b>; 1684 be sure to select the best one before starting. The residual should drop to a 1685 much lower level. This refinement can be repeated with tighter restriction on 1686 the ranges; I used 5% for a final run and got</p> 1682 1687 1683 1688 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1686 1691 <v:imagedata src="MCSA%20in%20GSAS_files/image052.png" o:title=""/> 1687 1692 </v:shape><![endif]--><![if !vml]><img border=0 width=759 height=380 1688 src="MCSA%20in%20GSAS_files/image0 61.gif" v:shapes="Picture_x0020_22"><![endif]></span></p>1693 src="MCSA%20in%20GSAS_files/image053.gif" v:shapes="Picture_x0020_22"><![endif]></span></p> 1689 1694 1690 1695 <p class=MsoNormal><o:p> </o:p></p> … … 1699 1704 cropbottom="16469f" cropleft="37988f" cropright="12498f"/> 1700 1705 </v:shape><![endif]--><![if !vml]><img border=0 width=385 height=331 1701 src="MCSA%20in%20GSAS_files/image0 62.jpg" v:shapes="Picture_x0020_23"><![endif]></span></p>1706 src="MCSA%20in%20GSAS_files/image055.jpg" v:shapes="Picture_x0020_23"><![endif]></span></p> 1702 1707 1703 1708 <p class=MsoNormal><o:p> </o:p></p> … … 1711 1716 cropbottom="21852f" cropleft="3509f" cropright="49103f"/> 1712 1717 </v:shape><![endif]--><![if !vml]><img border=0 width=385 height=301 1713 src="MCSA%20in%20GSAS_files/image0 63.jpg" v:shapes="Picture_x0020_24"><![endif]></span></p>1718 src="MCSA%20in%20GSAS_files/image057.jpg" v:shapes="Picture_x0020_24"><![endif]></span></p> 1714 1719 1715 1720 <p class=MsoNormal><span class=GramE>as</span> drawn by the Mercury program </p> … … 1721 1726 mso-hansi-theme-font:minor-latin'>Atoms</span></b> list do <b style='mso-bidi-font-weight: 1722 1727 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font: 1723 minor-latin;mso-hansi-theme-font:minor-latin'>MC/SA/Move <span class=SpellE>Mc</span>/SA1724 solution</span></b>;the drawing will show the new atom positions</p>1728 minor-latin;mso-hansi-theme-font:minor-latin'>MC/SA/Move MC/SA solution</span></b>; 1729 the drawing will show the new atom positions</p> 1725 1730 1726 1731 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1730 1735 cropbottom="15938f" cropleft="37111f" cropright="13377f"/> 1731 1736 </v:shape><![endif]--><![if !vml]><img border=0 width=384 height=325 1732 src="MCSA%20in%20GSAS_files/image0 65.jpg" v:shapes="Picture_x0020_25"><![endif]></span></p>1737 src="MCSA%20in%20GSAS_files/image072.jpg" v:shapes="Picture_x0020_25"><![endif]></span></p> 1733 1738 1734 1739 <p class=MsoNormal>And they will be listed in the Atoms table.</p> … … 1739 1744 <v:imagedata src="MCSA%20in%20GSAS_files/image066.png" o:title=""/> 1740 1745 </v:shape><![endif]--><![if !vml]><img border=0 width=700 height=300 1741 src="MCSA%20in%20GSAS_files/image0 67.gif" v:shapes="Picture_x0020_26"><![endif]></span></p>1746 src="MCSA%20in%20GSAS_files/image076.gif" v:shapes="Picture_x0020_26"><![endif]></span></p> 1742 1747 1743 1748 <p class=MsoNormal>It is now ready for <span class=SpellE>Rietveld</span> … … 1749 1754 1750 1755 <p class=MsoNormal>After a few simple steps the 3-aminoquinoline structure will 1751 be ready for the first <span class=SpellE>Rietveld</span> refinement: 1) 1752 Uncheck the <b style='mso-bidi-font-weight:normal'><span style='font-family: 1756 be ready for the first <span class=SpellE>Rietveld</span> refinement: 1) On the 1757 <b style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1758 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>General</span></b> 1759 tab uncheck the <b style='mso-bidi-font-weight:normal'><span style='font-family: 1753 1760 "Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font: 1754 1761 minor-latin'>Do Pawley refinement?</span></b> box, 2) check the <b … … 1775 1782 window and in the <b style='mso-bidi-font-weight:normal'><span 1776 1783 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1777 mso-hansi-theme-font:minor-latin'>Data</span></b> window, using the uniaxial 1784 mso-hansi-theme-font:minor-latin'>Data</span></b> window, using the <b 1785 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1786 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>uniaxial</span></b> 1778 1787 model for <span class=SpellE>mustrain</span>, check both <span class=SpellE><b 1779 1788 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; … … 1810 1819 Next go to the <b style='mso-bidi-font-weight:normal'><span style='font-family: 1811 1820 "Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font: 1812 minor-latin'>RB Models</span></b> tab; it will be empty. Do Edit/Assign atoms 1813 to rigid body; then select amino in the Select rigid body model <span 1814 class=SpellE>pulldown</span> (the only choice). The RB Models window will show</p> 1821 minor-latin'>RB Models</span></b> tab; it will be empty. Do <b 1822 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1823 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Edit/Assign 1824 atoms to rigid body</span></b>; then select <b style='mso-bidi-font-weight: 1825 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font: 1826 minor-latin;mso-hansi-theme-font:minor-latin'>amino</span></b> in the <b 1827 style='mso-bidi-font-weight:normal'><span style='font-family:"Calibri","sans-serif"; 1828 mso-ascii-theme-font:minor-latin;mso-hansi-theme-font:minor-latin'>Select rigid 1829 body model</span></b> pull down (the only choice). The <b style='mso-bidi-font-weight: 1830 normal'><span style='font-family:"Calibri","sans-serif";mso-ascii-theme-font: 1831 minor-latin;mso-hansi-theme-font:minor-latin'>RB Models</span></b> window will 1832 show</p> 1815 1833 1816 1834 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1819 1837 <v:imagedata src="MCSA%20in%20GSAS_files/image068.png" o:title=""/> 1820 1838 </v:shape><![endif]--><![if !vml]><img border=0 width=450 height=291 1821 src="MCSA%20in%20GSAS_files/image0 69.gif" v:shapes="Picture_x0020_27"><![endif]></span></p>1839 src="MCSA%20in%20GSAS_files/image077.gif" v:shapes="Picture_x0020_27"><![endif]></span></p> 1822 1840 1823 1841 <p class=MsoNormal><o:p> </o:p></p> … … 1832 1850 minor-latin'>Ready</span></b></span> when done; the structure will be drawn 1833 1851 with yellow bonds indicating that it is now a rigid body and not independent 1834 atoms. The RB Models window shows the new rigid body</p> 1852 atoms. The <b style='mso-bidi-font-weight:normal'><span style='font-family: 1853 "Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-hansi-theme-font: 1854 minor-latin'>RB Models</span></b> window shows the new rigid body</p> 1835 1855 1836 1856 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1839 1859 <v:imagedata src="MCSA%20in%20GSAS_files/image070.png" o:title=""/> 1840 1860 </v:shape><![endif]--><![if !vml]><img border=0 width=633 height=280 1841 src="MCSA%20in%20GSAS_files/image07 1.gif" v:shapes="Picture_x0020_29"><![endif]></span></p>1861 src="MCSA%20in%20GSAS_files/image078.gif" v:shapes="Picture_x0020_29"><![endif]></span></p> 1842 1862 1843 1863 <p class=MsoNormal>To refine the rigid body parameters check the <b … … 1855 1875 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1856 1876 mso-hansi-theme-font:minor-latin'>Calculate/Refine</span></b>; after a couple 1857 of refinement runs I got an <span class=SpellE>R<sub>wp</sub></span> ~7.9% and the 1858 <span class=SpellE>RBModels</span> window shows the new parameters</p> 1877 of refinement runs I got an <span class=SpellE>R<sub>wp</sub></span> ~7.9% and 1878 the <span class=SpellE><b style='mso-bidi-font-weight:normal'><span 1879 style='font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin; 1880 mso-hansi-theme-font:minor-latin'>RBModels</span></b></span> window shows the 1881 new parameters</p> 1859 1882 1860 1883 <p class=MsoNormal><span style='mso-no-proof:yes'><!--[if gte vml 1]><v:shape … … 1863 1886 <v:imagedata src="MCSA%20in%20GSAS_files/image073.png" o:title=""/> 1864 1887 </v:shape><![endif]--><![if !vml]><img border=0 width=633 height=301 1865 src="MCSA%20in%20GSAS_files/image07 5.gif" v:shapes="Picture_x0020_32"><![endif]></span></p>1888 src="MCSA%20in%20GSAS_files/image079.gif" v:shapes="Picture_x0020_32"><![endif]></span></p> 1866 1889 1867 1890 <p class=MsoNormal><span class=GramE>and</span> the profile shows the fit</p> … … 1872 1895 <v:imagedata src="MCSA%20in%20GSAS_files/image074.png" o:title=""/> 1873 1896 </v:shape><![endif]--><![if !vml]><img border=0 width=700 height=600 1874 src="MCSA%20in%20GSAS_files/image08 2.gif" v:shapes="Picture_x0020_31"><![endif]></span></p>1897 src="MCSA%20in%20GSAS_files/image080.gif" v:shapes="Picture_x0020_31"><![endif]></span></p> 1875 1898 1876 1899 <p class=MsoNormal>This completes the structure analysis for 3-aminoquinoline. -
trunk/help/MCSA in GSAS_files/filelist.xml
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trunk/help/MCSA in GSAS_files/props061.xml
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trunk/help/gsasII.html
r1347 r1475 25 25 <o:Author>Von Dreele</o:Author> 26 26 <o:LastAuthor>Von Dreele</o:LastAuthor> 27 <o:Revision>14 4</o:Revision>28 <o:TotalTime>399 5</o:TotalTime>27 <o:Revision>145</o:Revision> 28 <o:TotalTime>3997</o:TotalTime> 29 29 <o:Created>2011-11-28T16:49:00Z</o:Created> 30 <o:LastSaved>2014-0 5-15T15:02:00Z</o:LastSaved>31 <o:Pages>2 </o:Pages>32 <o:Words>108 71</o:Words>33 <o:Characters>6 1971</o:Characters>30 <o:LastSaved>2014-08-22T13:28:00Z</o:LastSaved> 31 <o:Pages>28</o:Pages> 32 <o:Words>10888</o:Words> 33 <o:Characters>62064</o:Characters> 34 34 <o:Company>Argonne National Laboratory</o:Company> 35 <o:Lines>51 6</o:Lines>35 <o:Lines>517</o:Lines> 36 36 <o:Paragraphs>145</o:Paragraphs> 37 <o:CharactersWithSpaces>72 697</o:CharactersWithSpaces>37 <o:CharactersWithSpaces>72807</o:CharactersWithSpaces> 38 38 <o:Version>14.00</o:Version> 39 39 </o:DocumentProperties> … … 2358 2358 href="Charge%20Flipping%20-%20sucrose.htm"><span style='font-weight:normal'>sucrose</span></a><o:p></o:p></strong></p> 2359 2359 2360 <p class=MsoNormal><strong><span style='font-weight:normal;mso-bidi-font-weight: 2361 bold'>Monte Carlo/Simulated Annealing structure solution – <o:p></o:p></span></strong></p> 2362 2363 <p class=MsoNormal style='text-indent:.5in'><strong><span style='font-weight: 2364 normal'><a href="MCSA%20in%20GSAS.htm">MCSA in GSAS-II<o:p></o:p></a></span></strong></p> 2365 2360 2366 <p class=MsoNormal><strong><a href="Small%20Angle%20Image%20Processing.htm"><span 2361 2367 style='font-weight:normal'>Small angle image processing</span></a><o:p></o:p></strong></p> … … 2400 2406 2401 2407 <p class=MsoNormal><span style='mso-fareast-font-family:"Times New Roman"'>This 2402 is a hierarchical view of the data items in your GSAS-II project (name.gpx). 2403 Clicking on any item in the tree opens a window where information in that item 2404 can beviewed or edited. For example, the <a href="#Sample_Parameters">"Sample2408 is a hierarchical view of the data items in your GSAS-II project (name.gpx). Clicking 2409 on any item in the tree opens a window where information in that item can be 2410 viewed or edited. For example, the <a href="#Sample_Parameters">"Sample 2405 2411 Parameters"</a> item under a ‘PWDR’ entry contains information about how 2406 2412 data were collected, such as the sample temperature <a href="#Sample_Parameters">(see … … 2430 2436 class=SpellE>gpx</span> file (e.g. name.bak3.gpx) to recover a previous version 2431 2437 of your project. Remember to <b style='mso-bidi-font-weight:normal'>Save As</b>… 2432 to e.g. name.gpx to overwrite the current version. Otherwise you will get 2433 backupsof your backup file (e.g. name.bak3.bak0.gpx, etc.).</p>2438 to e.g. name.gpx to overwrite the current version. Otherwise you will get backups 2439 of your backup file (e.g. name.bak3.bak0.gpx, etc.).</p> 2434 2440 2435 2441 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 2441 2447 style='mso-fareast-font-family:"Times New Roman"'>, it will be saved there. 2442 2448 Otherwise, you will be prompted for a new name in a file dialog (you may change 2443 directory as well). If the file exists, you will be asked if it OK to overwrite.</span></p> 2449 directory as well). If the file exists, you will be asked if it OK to 2450 overwrite.</span></p> 2444 2451 2445 2452 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 2503 2510 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>c.<span 2504 2511 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><b 2505 style='mso-bidi-font-weight:normal'>Sum powder data</b> – Form the sum of previously2506 read powder patterns; each with a multiplier. Can be used to accumulate data, 2507 subtract background or empty container patterns, etc. Patterns used to form the 2508 sum must be of identical range and step size. Result is a new PWDR entry in the 2509 GSAS-II data tree.</p>2512 style='mso-bidi-font-weight:normal'>Sum powder data</b> – Form the sum of 2513 previously read powder patterns; each with a multiplier. Can be used to 2514 accumulate data, subtract background or empty container patterns, etc. Patterns 2515 used to form the sum must be of identical range and step size. Result is a new 2516 PWDR entry in the GSAS-II data tree.</p> 2510 2517 2511 2518 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 2527 2534 box for a name to be assigned to the new phase. Then the <b style='mso-bidi-font-weight: 2528 2535 normal'><a href="#General">General</a></b> tab is opened for this phase; you 2529 should first select the phase type, enter the space group symbol and then 2530 lattice parameters. Note that nonstandard space group symbols are permitted; there 2531 mustbe spaces between the axial fields (e.g. use ‘P n a 21’ not ‘Pna21’).</p>2536 should first select the phase type, enter the space group symbol and then lattice 2537 parameters. Note that nonstandard space group symbols are permitted; there must 2538 be spaces between the axial fields (e.g. use ‘P n a 21’ not ‘Pna21’).</p> 2532 2539 2533 2540 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 2543 2550 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>g.<span 2544 2551 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><b 2545 style='mso-bidi-font-weight:normal'>Rename data</b> – This might be a bad idea!!2546 Don’t use this unless the data to be renamed has not been used anywhere in 2547 GSAS-II, e.g. only rename freshly read data.</p>2552 style='mso-bidi-font-weight:normal'>Rename data</b> – This might be a bad 2553 idea!! Don’t use this unless the data to be renamed has not been used anywhere 2554 in GSAS-II, e.g. only rename freshly read data.</p> 2548 2555 2549 2556 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 2639 2646 style='mso-bidi-font-weight:normal'> PDB file</b> - This reads the 2640 2647 macromolecular phase information from a Protein Data Base file (name.PDB or 2641 name.ENT). The file name is found in a directory dialog; you can change 2642 directories as needed. Only .PDB (or .<span class=SpellE>pdb</span>) or .ENT 2643 (or .<span class=SpellE>ent</span>) file names are shown. Be careful that the 2644 s pace group symbol on the ‘CRYST1’ record in the PDB file follows the GSAS-II2645 conventions (e.g. with spaces between axial fields). A dialog box is shown with 2646 theproposed phase name. You can change it if desired.</p>2648 name.ENT). The file name is found in a directory dialog; you can change directories 2649 as needed. Only .PDB (or .<span class=SpellE>pdb</span>) or .ENT (or .<span 2650 class=SpellE>ent</span>) file names are shown. Be careful that the space group 2651 symbol on the ‘CRYST1’ record in the PDB file follows the GSAS-II conventions 2652 (e.g. with spaces between axial fields). A dialog box is shown with the 2653 proposed phase name. You can change it if desired.</p> 2647 2654 2648 2655 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.5in;mso-add-space: … … 2781 2788 style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> 2782 2789 </span></span></span></b><![endif]><span class=GramE><b style='mso-bidi-font-weight: 2783 normal'>from</b></span><b style='mso-bidi-font-weight:normal'> F HKL file</b> This2784 reads structure factors (as F) and sig(F) from a SHELX format .<span2790 normal'>from</b></span><b style='mso-bidi-font-weight:normal'> F HKL file</b> 2791 This reads structure factors (as F) and sig(F) from a SHELX format .<span 2785 2792 class=SpellE>hkl</span> file. The file names are found in a directory dialog; 2786 2793 you can change directories as needed. You must know this is the content of this … … 2888 2895 2889 2896 <p class=MsoNormal><span style='mso-fareast-font-family:"Times New Roman"'>This 2890 window provides a place for you to enter whatever text commentary you wish. 2891 Each time you enter this window, a date/time entry is provided for you. A 2892 possiblyuseful technique is to select a portion of the <span class=SpellE>project.lst</span>2897 window provides a place for you to enter whatever text commentary you wish. Each 2898 time you enter this window, a date/time entry is provided for you. A possibly 2899 useful technique is to select a portion of the <span class=SpellE>project.lst</span> 2893 2900 file after a refinement completes (it will contain refinement results with 2894 2901 residuals, new values & <span class=SpellE>esds</span>) and paste it into … … 2932 2939 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>2.<span 2933 2940 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span 2934 style='mso-fareast-font-family:"Times New Roman"'>Select ‘Min delta-M/M’ for convergence;2935 the refinement will stop when the change in the minimization function is less 2936 than this value. Set Min delta-M/M = 1.0 to force just a single cycle to be 2937 performed. A value less than 10<sup>-4</sup> (the default) generally gives no 2938 better result. The allowed range is 10<sup>-9</sup> to 1.0.<o:p></o:p></span></p>2941 style='mso-fareast-font-family:"Times New Roman"'>Select ‘Min delta-M/M’ for 2942 convergence; the refinement will stop when the change in the minimization 2943 function is less than this value. Set Min delta-M/M = 1.0 to force just a 2944 single cycle to be performed. A value less than 10<sup>-4</sup> (the default) 2945 generally gives no better result. The allowed range is 10<sup>-9</sup> to 1.0.<o:p></o:p></span></p> 2939 2946 2940 2947 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l18 level1 lfo2'><![if !supportLists]><span … … 3034 3041 will cancel the operation. The equivalenced parameters will show as an equation 3035 3042 of the form M<sub>1</sub>*P<sub>1</sub>+M<sub>2</sub>*P<sub>2</sub>=0; usually 3036 M1=1.0 and M2=-1.0, but can be changed via the ‘Edit’ button. The keyword 3037 ‘EQUIV’ marks it as <span class=GramE>an equivalence</span>. A Delete button 3038 can beused to remove it.<o:p></o:p></span></p>3043 M1=1.0 and M2=-1.0, but can be changed via the ‘Edit’ button. The keyword ‘EQUIV’ 3044 marks it as <span class=GramE>an equivalence</span>. A Delete button can be 3045 used to remove it.<o:p></o:p></span></p> 3039 3046 3040 3047 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 3110 3117 style='mso-fareast-font-family:"Times New Roman"'>You can examine the table of 3111 3118 restraints and change individual values; grayed out regions cannot be changed. 3112 The ‘<span class=SpellE>calc</span>’ values are determined from the atom 3113 positions in your structure, ‘<span class=SpellE>obs</span>’ values are the 3114 target values for the restraint and ‘<span class=SpellE>esd</span>’ is the 3115 uncertainty used to weight the restraint in the refinement (multiplied by the 3116 weight factor).<o:p></o:p></span></p> 3119 The ‘<span class=SpellE>calc</span>’ values are determined from the atom positions 3120 in your structure, ‘<span class=SpellE>obs</span>’ values are the target values 3121 for the restraint and ‘<span class=SpellE>esd</span>’ is the uncertainty used 3122 to weight the restraint in the refinement (multiplied by the weight factor).<o:p></o:p></span></p> 3117 3123 3118 3124 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l12 level1 lfo4'><![if !supportLists]><span … … 3181 3187 style='mso-bidi-font-weight:normal'><span style='mso-fareast-font-family:"Times New Roman"'>Change 3182 3188 value</span></b><span style='mso-fareast-font-family:"Times New Roman"'> – this 3183 changes the ‘<span class=SpellE>obsd</span>’ value for selected restraints; a dialog3184 box will appear asking for the new value. <o:p></o:p></span></p>3189 changes the ‘<span class=SpellE>obsd</span>’ value for selected restraints; a 3190 dialog box will appear asking for the new value. <o:p></o:p></span></p> 3185 3191 3186 3192 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 3337 3343 style='mso-fareast-font-family:"Times New Roman";color:windowtext;font-weight: 3338 3344 normal;mso-bidi-font-weight:bold'> – this will create a text file of selected 3339 columns with values and corresponding <span class=SpellE>esds</span>. A file dialog3340 box will appear; give a suitable file name; you may change directory if3345 columns with values and corresponding <span class=SpellE>esds</span>. A file 3346 dialog box will appear; give a suitable file name; you may change directory if 3341 3347 desired.<o:p></o:p></span></h5> 3342 3348 … … 3399 3405 <p class=MsoNormal><span style='mso-fareast-font-family:"Times New Roman"'>This 3400 3406 window shows the limits in position to be used in any fitting for this powder 3401 pattern. The ‘original’ values are obtained from the minimum & maximum 3402 valuesin the powder pattern. You can modify ‘changed’ as needed.<o:p></o:p></span></p>3407 pattern. The ‘original’ values are obtained from the minimum & maximum values 3408 in the powder pattern. You can modify ‘changed’ as needed.<o:p></o:p></span></p> 3403 3409 3404 3410 <h5><span style='mso-fareast-font-family:"Times New Roman"'>What can I do here?<o:p></o:p></span></h5> … … 3783 3789 style='mso-fareast-font-family:"Times New Roman";color:windowtext'>Save</span></span><span 3784 3790 style='mso-bookmark:Powder_Peaks'><span style='mso-fareast-font-family:"Times New Roman"; 3785 color:windowtext;font-weight:normal;mso-bidi-font-weight:bold'> – this saves the3786 sample parameters to a file with the extension ’.samprm’. A file dialog box3791 color:windowtext;font-weight:normal;mso-bidi-font-weight:bold'> – this saves 3792 the sample parameters to a file with the extension ’.samprm’. A file dialog box 3787 3793 will appear to ask for the file name.<span class=MsoHyperlink><span 3788 3794 style='color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></span></h5> … … 4048 4054 </span></span></span></span><![endif]><span style='mso-fareast-font-family: 4049 4055 "Times New Roman"'>Menu ‘<b style='mso-bidi-font-weight:normal'>Operations</b>’ 4050 – <b style='mso-bidi-font-weight:normal'>Load/Reload</b> – loads the peak 4051 positions & intensities from the </span><a href="#Peak_List"><span 4052 style='mso-fareast-font-family:"Times New Roman";color:windowtext;text-decoration: 4053 none;text-underline:none'>Peak List</span></a><span style='mso-fareast-font-family: 4054 "Times New Roman"'> to make them available for the indexing routine. The d-obs is 4055 obtained from Bragg’s Lawafter applying the Zero correction shown on the </span><a4056 – <b style='mso-bidi-font-weight:normal'>Load/Reload</b> – loads the peak positions 4057 & intensities from the </span><a href="#Peak_List"><span style='mso-fareast-font-family: 4058 "Times New Roman";color:windowtext;text-decoration:none;text-underline:none'>Peak 4059 List</span></a><span style='mso-fareast-font-family:"Times New Roman"'> to make 4060 them available for the indexing routine. The d-obs is obtained from Bragg’s Law 4061 after applying the Zero correction shown on the </span><a 4056 4062 href="#Instrument_Parameters"><span style='mso-fareast-font-family:"Times New Roman"; 4057 4063 color:windowtext;text-decoration:none;text-underline:none'>Instrument … … 4172 4178 style='mso-list:Ignore'>4.<span style='font:7.0pt "Times New Roman"'> 4173 4179 </span></span></span></span><![endif]><span style='mso-fareast-font-family: 4174 "Times New Roman"'>Menu<b style='mso-bidi-font-weight:normal'> ‘Cell Index/Refine’4175 </b>– <span class=MsoHyperlink><span style='color:windowtext;text-decoration: 4176 none;text-underline:none'><o:p></o:p></span></span></span></span></p>4180 "Times New Roman"'>Menu<b style='mso-bidi-font-weight:normal'> ‘Cell 4181 Index/Refine’ </b>– <span class=MsoHyperlink><span style='color:windowtext; 4182 text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></span></p> 4177 4183 4178 4184 <p class=MsoListParagraphCxSpMiddle style='margin-left:.75in;mso-add-space: … … 4335 4341 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><b 4336 4342 style='mso-bidi-font-weight:normal'><span style='mso-fareast-font-family:"Times New Roman"'>Select 4337 the zone</span></b><span style='mso-fareast-font-family:"Times New Roman"'> – select4338 between 100, 010 or 001; plot axes will be labeled accordingly.<o:p></o:p></span></p>4343 the zone</span></b><span style='mso-fareast-font-family:"Times New Roman"'> – 4344 select between 100, 010 or 001; plot axes will be labeled accordingly.<o:p></o:p></span></p> 4339 4345 4340 4346 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l0 level1 lfo19'><![if !supportLists]><span … … 4474 4480 style='mso-fareast-font-family:"Times New Roman"'>Search maps </span></b><span 4475 4481 style='mso-fareast-font-family:"Times New Roman"'>– search the computed Fourier 4476 map. Peaks that are above ‘Peak cutoff’ % of the maximum will be found in this 4477 procedure;they will be printed on the console and will be shown in the ‘<a4482 map. Peaks that are above ‘Peak cutoff’ % of the maximum will be found in this procedure; 4483 they will be printed on the console and will be shown in the ‘<a 4478 4484 name="Map_peaks"></a><a href="gsasII.html"><span style='mso-bookmark:Map_peaks'><span 4479 4485 style='color:windowtext;text-decoration:none;text-underline:none'>Map peaks</span></span></a><span … … 4492 4498 style='mso-fareast-font-family:"Times New Roman"'>– This performs a charge 4493 4499 flipping <i style='mso-bidi-font-style:normal'>ab initio</i> structure solution 4494 using the method of Oszlanyi & Suto (Acta Cryst. A60, 134-141, 2004). You will4495 need to select a source for the reflection set and perhaps select an element 4496 for normalization by its form factor, a resolution limit (usually 0.5A) and a 4497 charge flip threshold (usually 0.1); these are found at the bottom of the <b 4498 style='mso-bidi-font-weight:normal'>General</b> window. A progress bar showing 4499 the charge flip residual is shown while the charge flip is in operation. When4500 the residual is no longer decreasing (be patient – it doesn’t necessarily fall 4501 continuously), press the <b style='mso-bidi-font-weight:normal'>Cancel</b>4500 using the method of Oszlanyi & Suto (Acta Cryst. A60, 134-141, 2004). You 4501 will need to select a source for the reflection set and perhaps select an 4502 element for normalization by its form factor, a resolution limit (usually 0.5A) 4503 and a charge flip threshold (usually 0.1); these are found at the bottom of the 4504 <b style='mso-bidi-font-weight:normal'>General</b> window. A progress bar 4505 showing the charge flip residual is shown while the charge flip is in 4506 operation. When the residual is no longer decreasing (be patient – it doesn’t 4507 necessarily fall continuously), press the <b style='mso-bidi-font-weight:normal'>Cancel</b> 4502 4508 button to stop the charge flipping. The resulting map will be positioned to 4503 4509 properly place symmetry operators (NB: depends on the quality of the resulting … … 4546 4552 </span></span></span></span><![endif]><b style='mso-bidi-font-weight:normal'><span 4547 4553 style='mso-fareast-font-family:"Times New Roman"'>Phase type – </span></b><span 4548 style='mso-fareast-font-family:"Times New Roman"'>this can only be set when 4549 there are no atoms in the Atoms page for this phase. Select it when the phase 4550 i s initialized.<span class=MsoHyperlink><span style='color:windowtext'><o:p></o:p></span></span></span></p>4554 style='mso-fareast-font-family:"Times New Roman"'>this can only be set when there 4555 are no atoms in the Atoms page for this phase. Select it when the phase is 4556 initialized.<span class=MsoHyperlink><span style='color:windowtext'><o:p></o:p></span></span></span></p> 4551 4557 4552 4558 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 4773 4779 </span></span></span></span><![endif]><b style='mso-bidi-font-weight:normal'><span 4774 4780 style='mso-fareast-font-family:"Times New Roman"'>Reflection set from</span></b><span 4775 style='mso-fareast-font-family:"Times New Roman"'> – This is the source of structure4776 factors to be used in a charge flip calculation. These may be either a single 4777 crystal data set, or structure factors extracted from a powder pattern via a 4778 Pawley refinement or a Rietveld refinement.<span class=MsoHyperlink><span4781 style='mso-fareast-font-family:"Times New Roman"'> – This is the source of 4782 structure factors to be used in a charge flip calculation. These may be either 4783 a single crystal data set, or structure factors extracted from a powder pattern 4784 via a Pawley refinement or a Rietveld refinement.<span class=MsoHyperlink><span 4779 4785 style='color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></p> 4780 4786 … … 4786 4792 </span></span></span></span><![endif]><b style='mso-bidi-font-weight:normal'><span 4787 4793 style='mso-fareast-font-family:"Times New Roman"'>Normalizing element </span></b><span 4788 style='mso-fareast-font-family:"Times New Roman"'>– This is an element form factor4789 chosen to normalize the structure factors before charge flipping. <b4794 style='mso-fareast-font-family:"Times New Roman"'>– This is an element form 4795 factor chosen to normalize the structure factors before charge flipping. <b 4790 4796 style='mso-bidi-font-weight:normal'>None</b> (the default) can be selected from 4791 4797 the lower right of the Periodic Table display shown when this is selected.<span … … 4829 4835 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>7.<span 4830 4836 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span 4831 style='mso-fareast-font-family:"Times New Roman"'>Monte Carlo/Simulated Annealing4832 controls are at the bottom of the window. (Future capability & under 4833 development).<o:p></o:p></span></p>4837 style='mso-fareast-font-family:"Times New Roman"'>Monte Carlo/Simulated 4838 Annealing controls are at the bottom of the window. (Future capability & 4839 under development).<o:p></o:p></span></p> 4834 4840 4835 4841 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 4840 4846 set from</span></b><span style='mso-fareast-font-family:"Times New Roman"'> – 4841 4847 This is the source of structure factors to be used in a charge flip 4842 calculation. These may be either a single crystal data set, or structure factors4843 extracted from a powder pattern via a Pawley refinement or a Rietveld4848 calculation. These may be either a single crystal data set, or structure 4849 factors extracted from a powder pattern via a Pawley refinement or a Rietveld 4844 4850 refinement.<o:p></o:p></span></p> 4845 4851 … … 4910 4916 text-underline:none'><o:p></o:p></span></span></h4> 4911 4917 4912 <p class=MsoNormal>This is the table of parameters for the atoms in this 4913 crystal structure model. The menu controls allow manipulation of the values, 4914 refinement flags as well as initiate calculations of geometrical values 4915 (distances &angles) among the atoms.</p>4918 <p class=MsoNormal>This is the table of parameters for the atoms in this crystal 4919 structure model. The menu controls allow manipulation of the values, refinement 4920 flags as well as initiate calculations of geometrical values (distances & 4921 angles) among the atoms.</p> 4916 4922 4917 4923 <h5><span style='mso-fareast-font-family:"Times New Roman"'>What can I do here?<span … … 4960 4966 </span></span></span></span><![endif]><b style='mso-bidi-font-weight:normal'><span 4961 4967 style='mso-fareast-font-family:"Times New Roman"'>Ctrl LMB</span></b><span 4962 style='mso-fareast-font-family:"Times New Roman"'> – on a row number 4963 selects/deselects the atom.<span class=MsoHyperlink><span style='color:windowtext; 4964 text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></p>4968 style='mso-fareast-font-family:"Times New Roman"'> – on a row number selects/deselects 4969 the atom.<span class=MsoHyperlink><span style='color:windowtext;text-decoration: 4970 none;text-underline:none'><o:p></o:p></span></span></span></p> 4965 4971 4966 4972 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 4985 4991 style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> 4986 4992 </span></span></span></span><![endif]><b style='mso-bidi-font-weight:normal'>Double 4987 left click a Type column heading</b>: a dialog box is shown that allows you to select 4988 all atoms with that type. <span class=MsoHyperlink><span style='mso-fareast-font-family: 4989 "Times New Roman";color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></p> 4993 left click a Type column heading</b>: a dialog box is shown that allows you to 4994 select all atoms with that type. <span class=MsoHyperlink><span 4995 style='mso-fareast-font-family:"Times New Roman";color:windowtext;text-decoration: 4996 none;text-underline:none'><o:p></o:p></span></span></p> 4990 4997 4991 4998 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l3 level1 lfo21'><![if !supportLists]><span … … 5160 5167 be applied to the parameter for all selected atoms. <span class=SpellE><b 5161 5168 style='mso-bidi-font-weight:normal'>Uiso</b></span> and <span class=SpellE><b 5162 style='mso-bidi-font-weight:normal'>frac</b></span> will give popup for new 5163 valueto be used for all selected atoms. </p>5169 style='mso-bidi-font-weight:normal'>frac</b></span> will give popup for new value 5170 to be used for all selected atoms. </p> 5164 5171 5165 5172 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 5190 5197 style='mso-bidi-font-weight:normal'>Distances & Angles – </b>compute 5191 5198 distances and angles with esds (if possible) for selected atoms. A popup dialog 5192 box will appear with distance angle controls. NB: if atoms have been added or 5193 t heir type changed, you may need to do a <b style='mso-bidi-font-weight:normal'>Reset</b>5199 box will appear with distance angle controls. NB: if atoms have been added or their 5200 type changed, you may need to do a <b style='mso-bidi-font-weight:normal'>Reset</b> 5194 5201 of this dialog box before proceeding.</p> 5195 5202 … … 5204 5211 5205 5212 <p class=MsoNormal>This gives a list of the atoms and bonds that are to be 5206 rendered as lines, van der Waals radii balls, sticks, balls & sticks, 5207 ellipsoids & sticks or polyhedra. There are two menus for this tab; Edit 5208 allows modification of the list of atoms to be rendered and Compute gives some 5209 optionsfor geometric characterization of selected atoms.</p>5213 rendered as lines, van der Waals radii balls, sticks, balls & sticks, ellipsoids 5214 & sticks or polyhedra. There are two menus for this tab; Edit allows 5215 modification of the list of atoms to be rendered and Compute gives some options 5216 for geometric characterization of selected atoms.</p> 5210 5217 5211 5218 <h5><span style='mso-fareast-font-family:"Times New Roman"'>What can I do here?<span … … 5236 5243 the selection list. <b style='mso-bidi-font-weight:normal'>NB</b>: beware of 5237 5244 atoms that are hiding behind the one you are trying to select, they may be 5238 selected inadvertently. You can rotate the structure anytime during the selection5239 process.</p>5245 selected inadvertently. You can rotate the structure anytime during the 5246 selection process.</p> 5240 5247 5241 5248 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l13 level1 lfo22'><![if !supportLists]><span … … 5327 5334 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>h.<span 5328 5335 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><b 5329 style='mso-bidi-font-weight:normal'>Fill CN-sphere</b> – using the atoms 5330 currently in the draw atom table, find all atoms that belong in the5331 coordination sphere around the selected atoms via unit cell translations. NB: 5332 symmetry operationsare not used in this search.</p>5336 style='mso-bidi-font-weight:normal'>Fill CN-sphere</b> – using the atoms currently 5337 in the draw atom table, find all atoms that belong in the coordination sphere 5338 around the selected atoms via unit cell translations. NB: symmetry operations 5339 are not used in this search.</p> 5333 5340 5334 5341 <p class=MsoListParagraphCxSpMiddle style='margin-left:1.0in;mso-add-space: … … 5383 5390 style='mso-fareast-font-family:"Times New Roman"'><span style='mso-list:Ignore'>c.<span 5384 5391 style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><b 5385 style='mso-bidi-font-weight:normal'>Best plane</b> – when 4 or more atoms are 5386 selected, a best plane is determined for them. The result is shown on the 5387 console window; it may be cut & pasted to another application (e.g. Microsoft 5388 Word). Shown are the atom coordinates transformed to Cartesian best plane5389 coordinates where the largest range is over the X-axis and the smallest is over 5390 the Z-axis with the origin at the unweighted center of the selection. Root mean5391 square displacements along each axis for the best plane are also listed. The 5392 Z-axis RMS value indicates the flatness of the proposed plane. <b 5393 style='mso-bidi-font-weight:normal'>NB</b>: if you select (e.g. all) atoms then 5394 Best plane will give Cartesian coordinates for these atoms with respect to a 5395 coordinate system where the X-axis is along the longest axis of the atom 5396 grouping and the Z-axis is along the shortest distance. The origin is atthe5397 unweighted center of theselected atoms.</p>5392 style='mso-bidi-font-weight:normal'>Best plane</b> – when 4 or more atoms are selected, 5393 a best plane is determined for them. The result is shown on the console window; 5394 it may be cut & pasted to another application (e.g. Microsoft Word). Shown 5395 are the atom coordinates transformed to Cartesian best plane coordinates where 5396 the largest range is over the X-axis and the smallest is over the Z-axis with 5397 the origin at the unweighted center of the selection. Root mean square 5398 displacements along each axis for the best plane are also listed. The Z-axis 5399 RMS value indicates the flatness of the proposed plane. <b style='mso-bidi-font-weight: 5400 normal'>NB</b>: if you select (e.g. all) atoms then Best plane will give 5401 Cartesian coordinates for these atoms with respect to a coordinate system where 5402 the X-axis is along the longest axis of the atom grouping and the Z-axis is 5403 along the shortest distance. The origin is at the unweighted center of the 5404 selected atoms.</p> 5398 5405 5399 5406 <h4>RB Models</h4> … … 5596 5603 style='mso-bookmark:Pawley'><![if !supportLists]><span style='mso-fareast-font-family: 5597 5604 "Times New Roman"'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> 5598 </span></span></span><![endif]>You can change the refine flags either by clicking5599 on the box or by selecting one and then selecting the column (a single click on 5600 the column heading). Then type ‘y’ to set the refine flags or ‘n’ to clear the 5601 flags. You should deselect those reflections that fall below the lower limit or 5602 above the upper limit of the powder pattern otherwise you may have a singular 5603 matrix error in your Pawley refinement.</span></p>5605 </span></span></span><![endif]>You can change the refine flags either by 5606 clicking on the box or by selecting one and then selecting the column (a single 5607 click on the column heading). Then type ‘y’ to set the refine flags or ‘n’ to 5608 clear the flags. You should deselect those reflections that fall below the 5609 lower limit or above the upper limit of the powder pattern otherwise you may 5610 have a singular matrix error in your Pawley refinement.</span></p> 5604 5611 5605 5612 <p class=MsoListParagraphCxSpLast style='text-indent:-.25in;mso-list:l7 level1 lfo25'><span … … 5657 5664 5658 5665 <p class=MsoNormal align=center style='text-align:center'><span 5666 style='mso-bookmark:Pawley'><o:p> </o:p></span></p> 5667 5668 <p class=MsoNormal align=center style='text-align:center'><span 5659 5669 style='mso-bookmark:Pawley'><span class=MsoHyperlink><span style='color:windowtext; 5660 5670 text-decoration:none;text-underline:none'><o:p> </o:p></span></span></span></p> … … 5673 5683 5674 5684 </span></span></a></div> 5685 5686 <p class=MsoNormal align=center style='text-align:center'><span 5687 style='mso-bookmark:Pawley'><o:p> </o:p></span></p> 5675 5688 5676 5689 <p class=MsoNormal align=center style='text-align:center'><span … … 6022 6035 style='mso-bidi-font-weight:normal'><span style='mso-fareast-font-family:"Times New Roman"'>: 6023 6036 contour off/on</span></b></span><span style='mso-bookmark:Pawley'><span 6024 style='mso-fareast-font-family:"Times New Roman"'> – this turns off contouring 6025 and returns to a waterfall plot with any offsets applied.<span 6026 class=MsoHyperlink><span style='color:windowtext;text-decoration:none; 6027 text-underline:none'><o:p></o:p></span></span></span></span></p> 6037 style='mso-fareast-font-family:"Times New Roman"'> – this turns off contouring and 6038 returns to a waterfall plot with any offsets applied.<span class=MsoHyperlink><span 6039 style='color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></span></p> 6028 6040 6029 6041 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l6 level1 lfo28'><span … … 6061 6073 <p class=MsoNormal><span style='mso-bookmark:Pawley'><span style='mso-fareast-font-family: 6062 6074 "Times New Roman"'>The variance-covariance matrix as a color coded array is 6063 shown on this page. The color bar to the right shows the range of covariances (-16064 to 1) and corresponding colors. The parameter names are to the right and the 6065 parameter numbers are below the plot.<span class=MsoHyperlink><span6075 shown on this page. The color bar to the right shows the range of covariances 6076 (-1 to 1) and corresponding colors. The parameter names are to the right and 6077 the parameter numbers are below the plot.<span class=MsoHyperlink><span 6066 6078 style='color:windowtext;text-decoration:none;text-underline:none'><o:p></o:p></span></span></span></span></p> 6067 6079 … … 6075 6087 </span></span></span><![endif]>Move the mouse cursor across the plot. If on a 6076 6088 diagonal cell, the parameter name, value and esd is shown both as a tool tip 6077 and in the right hand portion of the status bar. If the cursor is off the 6078 diagonal, the two parameter names and their covariance are shown in the tool 6079 tip and thestatus bar.</span></p>6089 and in the right hand portion of the status bar. If the cursor is off the diagonal, 6090 the two parameter names and their covariance are shown in the tool tip and the 6091 status bar.</span></p> 6080 6092 6081 6093 <p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in;mso-list:l9 level1 lfo29'><span … … 6138 6150 style='font-family:Symbol;mso-fareast-font-family:"Times New Roman"'>p</span></span><span 6139 6151 style='mso-bookmark:Pawley'><span style='mso-fareast-font-family:"Times New Roman"'>/d) 6140 from the Gaussian and Lorentzian parts of the profile function. The computed 6141 curves are based on the values of U, V, W, X and Y shown in the Instrument 6142 Parameters window in parentheses. These are the values for the instrument 6143 contribution that were set when the powder pattern was first read in to 6144 GSAS-II. If individual peak fitting has been performed, the values of ‘sig’ 6145 & ‘gam’ for the peaks are plotted as ‘+’; these are computed from the 6146 fitted values of U, V, W, X and Y as well as any sig or gam individually 6147 refined.<span class=MsoHyperlink><span style='color:windowtext;text-decoration: 6148 none;text-underline:none'><o:p></o:p></span></span></span></span></p>6152 from the Gaussian and Lorentzian parts of the profile function. The computed curves 6153 are based on the values of U, V, W, X and Y shown in the Instrument Parameters 6154 window in parentheses. These are the values for the instrument contribution 6155 that were set when the powder pattern was first read in to GSAS-II. If 6156 individual peak fitting has been performed, the values of ‘sig’ & ‘gam’ for 6157 the peaks are plotted as ‘+’; these are computed from the fitted values of U, 6158 V, W, X and Y as well as any sig or gam individually refined.<span 6159 class=MsoHyperlink><span style='color:windowtext;text-decoration:none; 6160 text-underline:none'><o:p></o:p></span></span></span></span></p> 6149 6161 6150 6162 <h4><span style='mso-bookmark:Pawley'><span style='mso-fareast-font-family: … … 6299 6311 style='mso-bookmark:Pawley'><o:p> </o:p></span></p> 6300 6312 6313 <p class=MsoNormal align=center style='text-align:center'><span 6314 style='mso-bookmark:Pawley'><o:p> </o:p></span></p> 6315 6301 6316 <p class=MsoNormal><span style='mso-bookmark:Pawley'><!-- hhmts start --></span><a 6302 6317 href="gsasII.html"><span style='mso-bookmark:Pawley'><span style='mso-fareast-font-family:
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