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【答案】应助回帖
★ ★ ★ ★ ★
感谢参与，应助指数 +1
单纯123456: 金币+3 2016-11-28 11:05:38
单纯123456: 金币+2 2016-11-30 18:21:02
findit里面可以找到
*data for ICSD #28443
Coll Code 28443
Rec Date 1986/09/25
Mod Date 2007/08/01
Chem Name Bismuth Oxide - Beta
Structured Bi2 O3
Sum Bi2 O3
ANX A2X3
Min Name Sillenite
D(calc) 9.17
Title Ueber Wismutoxide. VI. Ueber ein Wismut(III)-oxid mit hoeherem
Sauerstoffgehalt (beta - Modifikation)
Author(s) Gattow, G.;Schuetze, D.
Reference Zeitschrift fuer Anorganische und Allgemeine Chemie
(1964), 328, 44-68
Unit Cell 10.95(2) 10.95(2) 5.63(1) 90. 90. 90.
Vol 675.05
Z 8
Space Group C -4 2 b
SG Number 117
Cryst Sys tetragonal
Pearson tP20
Wyckoff i h g c b
R Value .132
Red Cell C 5.63 7.742 7.742 89.999 90 89.999 337.526
Trans Red 0.000 0.000 1.000 / 0.500 -0.500 0.000 / 0.500 0.500 0.000
Comments Superstructure of cubic delta-Bi2 O3 with a= 5.665(5),
highest gained O-content corresponds to Bi4 O7 with
D=9.251, additional O in 4(a) and/or 4(d)
Compound with mineral name: Sillenite
The structure has been assigned a PDF number (calculated
powder diffraction data): 01-074-2351
The structure has been assigned a PDF number (experimental
powder diffraction data): 42-201
X-ray diffraction from single crystal
Atom # OX SITE x y z SOF H ITF(B)
Bi 1 +3 16 i 0.135 0.115 0.25 1. 0 4.5
O 1 -2 8 g 0.02 0.25 0 1. 0 4.5
O 2 -2 8 h 0.02 0.25 0.5 1. 0 4.5
O 3 -2 4 c 0.25 0.25 0 1. 0 4.5
O 4 -2 4 b 0 0 0.5 1. 0 4.5
*end for ICSD #28443 |
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