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Crystal Information
Title Sodium Alanate
Formula Na (Al H4)
Comments Synchrotron X-ray studies of Ti-doped Na Al H4  

Asymmetric Unit
Asymmetric Unit: 3 atoms
Unit Cell: 24 atoms

index label type x y z sof utype uiso
0 Al1 Al3+ 0.0000 0.2500 0.6250 1.0000 1 0.0225
1 Na1 Na1+ 0.0000 0.2500 0.1250 1.0000 1 0.0405
2 H1 H1- 0.2372 0.3836 0.5469 1.0000 1 0.0310

Cell Parameters
a b c a b g
5.0251 5.0251 11.3539 90 90 90

Formula Units: 4

Symmetry
Hall Symbol -I 4ad
Equivalent Positions 8
HM Symbol I 41/a
HM Number 88
Setting 2
Centrosymmetric Yes
Lattice Type I
Point Group 4/m
Laue Class 4/m
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