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[交流] 【求助】CrB4的原子坐标

急需CrB4的原子坐标和晶格参数,劳烦各位帮帮忙!最好把相关文献也给出连接,不胜感激!追加金币!
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ellsaking(金币+1):谢谢提示~ 2010-12-03 14:40:07
kmw.8668(金币+8): 2010-12-03 19:43:43
kmw.8668(金币+2): 2010-12-03 19:59:28
CODE:
*data for   ICSD #24353
Coll Code   24353
Rec  Date   1980/01/01
Mod  Date   2006/10/01
Chem Name   Chromium Boride (1/4)
Structured  Cr B4
Sum         B4 Cr1
ANX         NO4
D(calc)     4.25
Title       The crystal structure of Cr B4
Author(s)   Andersson, S.;Lundstroem, T.
Reference   Acta Chemica Scandinavica (1-27,1973-42,1988)
            (1968), 22, 3103-3110
Unit Cell   4.7441(3) 5.4773(3) 2.8659(1) 90. 90. 90.
Vol         74.47
Z           2
Space Group I m m m
SG Number   71
Cryst Sys   orthorhombic
Pearson     oI10
Wyckoff     n a
R Value     .071
Red Cell    I  2.865 3.896 3.896 75.007 68.420 68.420 37.235
Trans Red   0.000 0.000 1.000 / -0.500 -0.500 0.500 / 0.500 -0.500 0.500
Comments    AE: Cr: Cr2 B12; B: Cr3 B4
            The structure has been assigned a PDF number (calculated
            powder diffraction data): 01-073-1837
            X-ray diffraction (powder)
            At least one temperature factor is implausible or
            meaningless but agrees with the value given in the paper.
Atom  #   OX   SITE      x           y           z           SOF      H        ITF(B)   
Cr   1  +0    2 a   0           0           0              1.         0            0.18
B    1  +0    8 n   0.1751(37)  0.3455(40)  0              1.         0            0.51
*end for    ICSD #24353

里面有参考文献,可以查找
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