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waiy2001(金币+1,VIP+0):谢谢提供 5-9 17:22
*data for ICSD #83645
Coll Code 83645
Rec Date 1998/06/26
Mod Date 2003/04/01
Chem Name Gallium Oxide - Beta
Structured Ga2 O3
Sum Ga2 O3
ANX A2X3
D(calc) 5.96
Title A reinvestigation of beta-gallium oxide
Author(s) Ahman, J.;Svensson, G.;Albertsson, J.
Reference Acta Crystallographica C (39,1983-)
(1996), 52, 1336-1338
Phase Transition
(1992), 38, 127-220
Unit Cell 12.214(3) 3.0371(9) 5.7981(9) 90. 103.83(2) 90.
Vol 208.85
Z 4
Space Group C 1 2/m 1
SG Number 12
Cryst Sys monoclinic
Pearson mS20
Wyckoff i5
R Value .022
Red Cell C 3.037 5.798 6.292 103.413 103.963 89.999 104.423
Trans Red 0.000 1.000 0.000 / 0.000 0.000 -1.000 / -0.500 -0.500 0.000
Comments Stable above 923 K (2nd ref., Tomaszewski)
The structure has been assigned a PDF number (calculated
powder diffraction data): 01-087-1901
The structure has been assigned a PDF number (experimental
powder diffraction data): 43-1012
Temperature in Kelvin: 273.2
Structure type : Dy3Ni2
X-ray diffraction from single crystal
Atom # OX SITE x y z SOF H ITF(U)
Ga 1 +3 4 i 0.09050(2) 0 0.79460(5) 1. 0 0.0038(1)
Ga 2 +3 4 i 0.15866(2) 0.5 0.31402(5) 1. 0 0.0040(1)
O 1 -2 4 i 0.1645(2) 0 0.1098(3) 1. 0 0.0060(4)
O 2 -2 4 i 0.1733(2) 0 0.5632(4) 1. 0 0.0056(4)
O 3 -2 4 i -.0041(2) 0.5 0.2566(3) 1. 0 0.0042(4)
*end for ICSD #83645 |
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