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linhua0402313: , »¶Ó­»ØÌû½»Á÷ 2012-05-06 22:35:33
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2Â¥: Originally posted by bible2 at 2012-05-06 14:17:34:
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*data for   ICSD #15576
Coll Code   15576
Rec  Date   1986/10/09
Mod  Date   2006/04/01
Chem Name   Dipotassium Tetrafluoroniccolate
Structured  K2 (Ni F4)
Sum         F4 K ...

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linhua0402313: ½ð±Ò+2, ¸Ðл»ØÌû½»Á÷£¡ 2012-05-06 17:51:24
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*data for   ICSD #15576
Coll Code   15576
Rec  Date   1986/10/09
Mod  Date   2006/04/01
Chem Name   Dipotassium Tetrafluoroniccolate
Structured  K2 (Ni F4)
Sum         F4 K2 Ni1
ANX         AB2X4
D(calc)     3.37
Title       Die Struktur des Kaliumnickelfluorids, K2 Ni F4
Author(s)   Balz, D.;Plieth, K.
Reference   Zeitschrift fuer Elektrochemie
            (1955), 59, 545-551
            Naturwissenschaften
            (1953), 40, 241-241
Unit Cell   4.006 4.006 13.076 90. 90. 90.
Vol         209.84
Z           2
Space Group I 4/m m m
SG Number   139
Cryst Sys   tetragonal
Pearson     tI14
Wyckoff     e2 c a
R Value     .11
Red Cell    I  4.006 4.006 7.125 106.326 106.326 89.999 104.922
Trans Red   1.000 0.000 0.000 / 0.000 -1.000 0.000 / -0.500 0.500 -0.500
Comments    The structure has been assigned a PDF number (calculated
            powder diffraction data): 01-072-0247
            The structure has been assigned a PDF number (experimental
            powder diffraction data): 24-1326
            Structure type : K2MgF4
            X-ray diffraction from single crystal
            Unusual difference between calculated and measured density
            At least one temperature factor missing in the paper.
Atom  #   OX   SITE      x           y           z           SOF      H
Ni   1  +2    2 a   0           0           0              1.         0   
K    1  +1    4 e   0           0           0.352          1.         0   
F    1  -1    4 e   0           0           0.151          1.         0   
F    2  -1    4 c   0.5         0           0              1.         0   
*end for    ICSD #15576
2Â¥2012-05-06 14:17:34
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linhua0402313: , »¶Ó­»ØÌû½»Á÷ 2012-05-07 08:24:31
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