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P6 /mmc, a=5.2950(7), c=4.247(1) A¡ã , R=0.0288

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The Sn atomic positions (2c) are the same as those reported for Fe3Ge, whereas the Ni and Fe positions(6h) are quite close
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[ Last edited by simon1226 on 2008-12-19 at 09:08 ]
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*data for   ICSD #105357
Coll Code   105357
Rec  Date   2004/10/01
Mod  Date   2007/08/01
Chem Name   Nickel Tin (3/1)
Structured  Ni3 Sn
Sum         Ni3 Sn1
ANX         NO3
D(calc)     9.59
Title       Die Kristallstruktur des Ni3 Sn (Mg3 Cd-Typ= Ueberstruktur der
            hexagonal dichtesten Kugelpackung)
Author(s)   Rahlfs, P.
Reference   Metallwirtschaft, Metallwissenschaft, Metalltechnik
            (1937), 16, 343-345
Unit Cell   5.275(6) 5.275 4.234(5) 90. 90. 120.
Vol         102.03
Z           2
Space Group P 63/m m c
SG Number   194
Cryst Sys   hexagonal
Pearson     hP8
Wyckoff     h c
Red Cell    P  4.234 5.275 5.275 120 90 90 102.03
Trans Red   0.000 0.000 1.000 / 1.000 0.000 0.000 / 0.000 1.000 0.000
Comments    AE: Ni: 12aco Ni8 Sn4; Sn: 12aco Ni12
            The structure has been assigned a PDF number (calculated
            powder diffraction data): 01-072-2562
            The structure has been assigned a PDF number (experimental
            powder diffraction data): 35-1362
            Structure type prototype : Ni3Sn
            Structure type : Ni3Sn
            X-ray diffraction (powder)
            No R value given in the paper.
            At least one temperature factor missing in the paper.
Atom  #   OX   SITE      x           y           z           SOF      H
Ni   1  +0    6 h   0.833       0.666       0.25           1.         0   
Sn   1  +0    2 c   0.3333      0.6667      0.25           1.         0   
*end for    ICSD #105357
xi2004-emuch@163.com
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