|
|
【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ... 感谢参与,应助指数 +1 ZWDNWNU: 金币+100, ★★★★★最佳答案 2016-10-03 12:58:30
*data for ICSD #2831
Coll Code 2831
Rec Date 1980/01/01
Mod Date 1985/04/19
Chem Name Tin Iodide
Structured Sn I2
Sum I2 Sn1
ANX AX2
D(calc) 5.31
Title The crystal structure of tin(II) iodide
Author(s) Howie, R.A.;Moser, W.;Trevena, I.C.
Reference Acta Crystallographica B (24,1968-38,1982)
(1972), 28, 2965-2971
Chemical Communications (1965 - 1969)
(1969), 1969, 25-26
Unit Cell 14.17(5) 4.535(16) 10.87(4) 90. 92.0(2) 90.
Vol 698.09
Z 6
Space Group C 1 2/m 1
SG Number 12
Cryst Sys monoclinic
Pearson mS18
Wyckoff i4 a
R Value .049
Red Cell C 4.535 7.439 10.87 91.904 89.999 107.746 349.046
Trans Red 0.000 -1.000 0.000 / 0.500 0.500 0.000 / 0.000 0.000 1.000
Comments The structure has been assigned a PDF number (calculated
powder diffraction data): 01-070-1492
Temperature factors available
X-ray diffraction (powder)
Atom # OX SITE x y z SOF H
Sn 1 +2 2 a 0 0 0 1. 0
Sn 2 +2 4 i 0.2662(4) 0 0.3065(4) 1. 0
I 1 -1 4 i 0.0780(3) 0 0.7299(3) 1. 0
I 2 -1 4 i 0.3602(3) 0 0.5609(3) 1. 0
I 3 -1 4 i 0.3523(3) 0 0.9239(3) 1. 0
Lbl Type Beta11 Beta22 Beta33 Beta12 Beta13 Beta23
Sn1 Sn2+ 0.00348 0.02235 0.00555 0 -.00168 0
Sn2 Sn2+ 0.00518 0.04502 0.0067 0 -.00215 0
I1 I1- 0.00346 0.02831 0.0451 0 0.0043 0
I2 I1- 0.00287 0.03325 0.00337 0 -.0067 0
I3 I1- 0.0036 0.03978 0.00554 0 -.00304 0
Std. Notes Transformation Method: Tidy
TRANS Origin 0 1/2 0
Std. Cell 14.1700 4.5350 10.8700 90 92.000 90
Std. Vol. 698.09
Std. Z 6
Std. SG C12/M1
Std. Atom
Atom # OX SITE x y z SOF
Sn 1 +2 2 b 0 .5 0 1.
Sn 2 +2 4 i .23380 0 .69350 1.
I 1 -1 4 i .42200 0 .27010 1.
I 2 -1 4 i .13980 0 .43910 1.
I 3 -1 4 i .14770 0 .07610 1.
*end for ICSD #2831 |
|