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[求助]
請(qǐng)高手幫忙分析下這個(gè)cif
大家好,我從一篇文獻(xiàn)當(dāng)中看到了關(guān)于Ag6Si2O7的晶體模型,但是跟我從findiT里面下載下來(lái)的模型不一樣,我從findit中找到的cif導(dǎo)入晶體軟件后做出來(lái)的如下圖所示,發(fā)現(xiàn)好像有兩個(gè)銀原子還有銀與硅是連在一起的。但是文獻(xiàn)當(dāng)中的卻不是,我把findit里面的內(nèi)容貼上來(lái),請(qǐng)大家?guī)兔Ψ治鱿驴词窃趺椿厥隆?br />
findit中的數(shù)據(jù):
*data for ICSD #404355
CopyRight ?2009 by Fachinformationszentrum Karlsruhe, and the U.S. Secretary of
Commerce on behalf of the United States. All rights reserved.
Coll Code 404355
Rec Date 1996/10/14
Mod Date 2008/08/01
Chem Name Hexasilver Disilicate
Structured Ag6 (Si2 O7)
Sum Ag6 O7 Si2
ANX A2B6X7
D(calc) 6.57
Title Die Tieftemperaturmmodifikationen von Ag6 Si2 O7 und Ag6 Ge2 O7
Darstellung, Kristallstrukturen und Vergleich der Ag-Ag Abstaende
Author(s) Linke, C.;Jansen, M.
Reference Zeitschrift fuer Anorganische und Allgemeine Chemie
(1996), 622, 486-493
Unit Cell 5.3043(5) 9.7533(7) 15.9283(13) 90. 91.165(8) 90.
Vol 823.87
Z 4
Space Group P 1 21 1
SG Number 4
Cryst Sys monoclinic
Pearson mP60
Wyckoff a30
R Value .0333
Red Cell P 5.304 9.753 15.928 90 91.165 90 823.871
Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000
Comments AE: Ag1-3,5,6,10,11: O3; Ag4,7,8: O4; Ag9,12: O2; Si1-4:
O4; O1,5,12: Ag2 Si; O2,3,6-9,13: Ag3 Si; O4,11: Ag Si2;
O10,14: Ag4 Si
The structure has been assigned a PDF number (calculated
powder diffraction data): 01-085-0281
Structure type prototype : Ag6Si2O7
Structure type : Ag6Si2O7
X-ray diffraction from single crystal
Atom # OX SITE x y z SOF H
Ag 1 +1 2 a 0.73635(13) 0.29325(9) 0.81505(5) 1. 0
Ag 2 +1 2 a 0.7531(2) 0.29488(10) 0.32989(5) 1. 0
Ag 3 +1 2 a 0.75565(14) 0.04153(7) 0.70629(5) 1. 0
Ag 4 +1 2 a 0.76677(15) 0.03056(9) 0.19866(5) 1. 0
Ag 5 +1 2 a 0.70664(13) 0.81220(8) 0.07417(6) 1. 0
Ag 6 +1 2 a 0.2468(2) 0.75030(8) 0.96327(6) 1. 0
Ag 7 +1 2 a 0.74559(14) 0.27321(8) 0.54985(6) 1. 0
Ag 8 +1 2 a 0.72906(13) 0.50069(9) 0.67523(5) 1. 0
Ag 9 +1 2 a 0.67981(14) 0.51427(8) 0.17444(5) 1. 0
Ag 10 +1 2 a 0.29695(13) 0.32674(8) 0.42467(6) 1. 0
Ag 11 +1 2 a 0.25993(13) 0.51759(11) 0.56834(5) 1. 0
Ag 12 +1 2 a 0.17725(14) 0.50448(10) 0.07696(5) 1. 0
Si 1 +4 2 a 0.7408(4) 0.5439(3) 0.94054(14) 1. 0
Si 2 +4 2 a 0.2875(4) 0.2608(3) 0.1944(2) 1. 0
Si 3 +4 2 a 0.7412(4) 0.5572(3) 0.4580(2) 1. 0
Si 4 +4 2 a 0.2562(4) 0.2572(2) 0.6936(2) 1. 0
O 1 -2 2 a 0.8435(11) 0.6091(6) 1.0281(4) 1. 0
O 2 -2 2 a 0.4347(10) 0.5409(6) 0.9330(4) 1. 0
O 3 -2 2 a 0.8570(11) 0.3908(6) 0.9301(4) 1. 0
O 4 -2 2 a 0.1453(10) 0.1399(6) 0.1355(4) 1. 0
O 5 -2 2 a 0.0790(12) 0.3540(7) 0.2387(4) 1. 0
O 6 -2 2 a 0.4697(12) 0.1807(7) 0.2611(4) 1. 0
O 7 -2 2 a 0.4492(11) 0.3524(6) 0.1281(4) 1. 0
O 8 -2 2 a 0.8248(12) 0.6188(7) 0.5485(4) 1. 0
O 9 -2 2 a 0.8642(12) 0.4075(6) 0.4446(4) 1. 0
O 10 -2 2 a 0.4338(10) 0.5500(6) 0.4451(4) 1. 0
O 11 -2 2 a 0.8502(10) 0.6621(7) 0.3855(4) 1. 0
O 12 -2 2 a 0.1487(11) 0.1959(6) 0.7794(4) 1. 0
O 13 -2 2 a 0.1458(11) 0.4121(6) 0.6809(4) 1. 0
O 14 -2 2 a 0.5633(10) 0.2562(6) 0.6909(4) 1. 0
Lbl Type U11 U22 U33 U12 U13 U23
Ag1 Ag1+ 0.0250(3) 0.0349(5) 0.0177(3) -.0010(3) 0.0019(2) -.0102(4)
Ag2 Ag1+ 0.0338(4) 0.0327(5) 0.0274(4) -.0086(4) -.0009(3) -.0072(4)
Ag3 Ag1+ 0.0279(3) 0.0159(3) 0.0270(4) 0.0024(2) 0.0017(3) 0.0049(3)
Ag4 Ag1+ 0.0369(4) 0.0322(5) 0.0183(3) 0.0065(3) 0.0035(3) 0.0053(3)
Ag5 Ag1+ 0.0218(3) 0.0169(4) 0.0413(4) 0.0030(3) 0.0054(3) -.0041(3)
Ag6 Ag1+ 0.0347(4) 0.0219(4) 0.0439(5) -.0063(3) 0.0217(4) -.0122(4)
Ag7 Ag1+ 0.0273(3) 0.0205(4) 0.0310(4) -.0029(3) 0.0028(3) 0.0099(3)
Ag8 Ag1+ 0.0306(3) 0.0239(4) 0.0270(4) 0.0069(3) 0.0082(3) 0.0039(3)
Ag9 Ag1+ 0.0315(3) 0.0211(3) 0.0228(3) -.0109(3) 0.0041(3) -.0040(3)
Ag10 Ag1+ 0.0240(3) 0.0164(4) 0.0432(5) -.0033(3) 0.0044(3) 0.0042(3)
Ag11 Ag1+ 0.0264(3) 0.0424(5) 0.0200(3) -.0030(4) 0.0049(3) 0.0090(4)
Ag12 Ag1+ 0.0305(3) 0.0307(4) 0.0286(4) 0.0088(4) -.0029(3) 0.0056(4)
Si1 Si4+ 0.0154(9) 0.0086(11) 0.0117(10) 0.0011(8) 0.0023(8) -.0015(9)
Si2 Si4+ 0.0176(10) 0.0105(11) 0.0142(12) -.0012(9) 0.0023(9) -.0040(9)
Si3 Si4+ 0.0153(9) 0.0105(10) 0.0153(11) -.0014(8) 0.0018(8) 0.0020(9)
Si4 Si4+ 0.0152(10) 0.0098(11) 0.0108(11) -.0001(8) 0.0021(8) -.0006(8)
O1 O2- 0.026(3) 0.015(3) 0.014(3) 0.003(2) -.003(2) -.006(2)
O2 O2- 0.012(2) 0.016(3) 0.027(3) -.002(2) 0.004(2) 0.002(2)
O3 O2- 0.023(3) 0.008(2) 0.017(3) 0.003(2) 0.010(2) -.001(2)
O4 O2- 0.014(2) 0.015(3) 0.018(3) -.003(2) 0.006(2) -.005(2)
O5 O2- 0.025(3) 0.025(3) 0.028(4) -.005(3) 0.011(3) -.008(3)
O6 O2- 0.034(3) 0.018(3) 0.016(3) -.008(3) -.007(3) -.001(2)
O7 O2- 0.019(2) 0.015(3) 0.015(3) 0.001(2) 0.005(2) -.003(2)
O8 O2- 0.029(3) 0.016(3) 0.018(3) 0.005(2) 0.000(2) 0.000(2)
O9 O2- 0.026(3) 0.007(2) 0.017(3) 0.000(2) 0.001(2) 0.003(2)
O10 O2- 0.018(2) 0.018(3) 0.024(3) -.007(2) 0.003(2) 0.008(3)
O11 O2- 0.014(2) 0.021(3) 0.022(3) -.002(2) 0.002(2) 0.010(3)
O12 O2- 0.021(3) 0.018(3) 0.024(3) 0.004(2) 0.006(2) 0.003(2)
O13 O2- 0.019(3) 0.017(3) 0.020(3) 0.004(2) 0.004(2) 0.000(2)
O14 O2- 0.014(2) 0.020(3) 0.017(3) 0.000(2) 0.002(2) -.005(2)
*end for ICSD #404355
按照上面數(shù)據(jù)倒出來(lái)的圖:
![請(qǐng)高手幫忙分析下這個(gè)cif]()
按照上面數(shù)據(jù)倒出來(lái)的圖.jpg
![請(qǐng)高手幫忙分析下這個(gè)cif-1]()
文獻(xiàn)中的圖1.jpg
![請(qǐng)高手幫忙分析下這個(gè)cif-2]()
文獻(xiàn)中的圖2.jpg |
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