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gzqdyouxia(½ð±Ò+2): ллÌṩÊý¾Ý 2011-02-18 16:13:39
lggm208(½ð±Ò+10): 2011-03-08 10:11:30
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Originally posted by lggm208 at 2011-01-17 16:57:04:
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*data for   ICSD #249140
CopyRight   ?2008 by Fachinformationszentrum Karlsruhe, and the U.S. Secretary of
            Commerce on behalf of the United States.  All rights reserved.
Coll Code   249140
Rec  Date   2008/02/01
Chem Name   Aluminium Oxide (2.67/4)
Structured  Al2.67 O4
Sum         Al2.67 O4
ANX         A21X32
D(calc)     3.61
Title       gamma-Alumina: a single-crystal X-ray diffraction study
Author(s)   Smrcok, L.;Langer, V.;Krestan, J.
Reference   Acta Crystallographica C (39,1983-)
            (2006), 62(9), i83-i84
Unit Cell   7.93820(10) 7.93820(10) 7.93820(10) 90. 90. 90.
Vol         500.23
Z           8
Space Group F d -3 m Z
SG Number   227
Cryst Sys   cubic
Pearson     cF53
Wyckoff     f e d c a
R Value     .027
Red Cell    F  5.613 5.613 5.613 60 60 60 125.056
Trans Red   0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500
Comments    Temperature in Kelvin: 173
            X-ray diffraction from single crystal
Atom  #   OX   SITE      x           y           z           SOF      H
Al   1  +3    8 a   0.1250      0.1250      0.1250         0.8633(5)  0   
Al   2  +3    16 d  0.5000      0.5000      0.5000         0.816(5)   0   
O    1  -2    32 e  0.25673(10) 0.25673(10) 0.25673(10)    1          0   
Al   3  +3    16 c  0.0000      0.0000      0.0000         0.028(5)   0   
Al   4  +3    48 f  -0.123(3)   0.1250      0.1250         0.019(2)   0   
Lbl  Type      U11         U22         U33         U12         U13         U23
Al1  Al3+  0.0062(3)   0.0062(3)   0.0062(3)   0.000       0.000       0.000      
Al2  Al3+  0.0092(3)   0.0092(3)   0.0092(3)   -0.00008(12)-0.00008(12)-0.00008(12)
O1   O2-   0.0111(3)   0.0111(3)   0.0111(3)   0.00055(16) 0.00055(16) 0.00055(16)
Al3  Al3+  0.009(6)    0.009(6)    0.009(6)    0.001(3)    0.001(3)    0.001(3)   
Al4  Al3+  0.005(7)    0.006(6)    0.006(6)    0.000       0.000       0.003(5)   
*end for    ICSD #249140
6Â¥2011-02-18 15:33:51
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youzhizhe(½ð±Ò+1): лл¹Ø×¢½»Á÷¡£ÎªÊ²Ã´²»Ö±½ÓÔÚÂÛֱ̳½Ó»Ø¸´ÄØ£¿ 2011-01-19 20:30:11
lggm208(½ð±Ò+1): 18 2011-03-08 10:12:11
lggm208(½ð±Ò+17): лл 2011-03-08 10:13:07
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Originally posted by yrx19861111 at 2011-01-19 11:38:39:
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