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Crystal Information
Title Barium Diiron Arsenide - Nonmagnetic. Hypothetical
Formula Ba Fe2 As2
Comments First-principles study of pressure effects on Ca Fe2 As2 and Ba Fe2 As2  

Asymmetric Unit
Asymmetric Unit: 3 atoms
Unit Cell: 10 atoms

index label type x y z sof utype uiso
0 Ba1 Ba2+ 0.0000 0.0000 0.0000 1.0000 1 0.0000
1 Fe1 Fe2+ 0.0000 0.5000 0.2500 1.0000 1 0.0000
2 As1 As 0.0000 0.0000 0.3481 1.0000 1 0.0000

Cell Parameters
a b c a b g
3.987 3.987 12.814 90 90 90

Formula Units: 2

Symmetry
Hall Symbol -I 4 2
Equivalent Positions 16
HM Symbol I 4/m m m
HM Number 139
Setting Standard
Centrosymmetric Yes
Lattice Type I
Point Group 4/mmm
Laue Class 4/mmm
2Â¥2011-02-28 17:00:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

juloong

ľ³æ (Ö°Òµ×÷¼Ò)


ÒýÓûØÌû:
Originally posted by ahehyh at 2011-02-28 17:00:54:
Crystal Information
Title Barium Diiron Arsenide - Nonmagnetic. Hypothetical
Formula Ba Fe2 As2
Comments First-principles study of pressure effects on Ca Fe2 As2 and Ba Fe2 As2  

Asymmetric ...

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