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kmw.8668(½ð±Ò+8):¶àл´óϺ£¡Ö»ÊDz»ÒªÓá°±±´ó¼ÛÂ롱ÁË£¡»¹ÓоÍÊÇÄÜ·ñ°Ñ title ÄÇÆªÎÄÕ¸øÎÒ·ÖÏíϰ¢£¬ÎÒµÄÓÊÏ䣺kmw.8668@163.com 2010-09-29 09:40:56
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*data for   ICSD #43193
Title       Composition and crystallographic data for the highest boride of  tungsten
Author(s)   Romans, P.A.;Krug, M.P.
Reference   Acta Crystallographica (1,1948-23,1967) (1966), 20, 313-315

Unit Cell   5.200(1)  5.2  6.34   °£    °¢¶û·¨90. ±±´ó90. ¼ÛÂë120.
Vol         148.47   °£^3
Z           4
Space Group   P 63/m m c
SG Number     194
Cryst Sys        Hexagonal

Comments   
B contents may be higher (up to W B5) The structure has been assigned a PDF number (calculated powder diffraction data): 01-089-2543
The structure has been assigned a PDF number (experimental powder diffraction data): 19-1373
           
Atom  #  OX   SITE     x             y               z           
W      1    0      2 c    0.333     0.6667     0.25            
W      2    0      2 b    0            0              0.25            
B       1    0      12 i    0.333     0              0               
B       2    0       4 f    0.333     0.6667     0.615

[ Last edited by 211985 on 2010-9-28 at 15:02 ]
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