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ÎÒûÓÐZ. Phys. Chem. (B)   22   453 (1933)ÕâôÀϾɵÄÎÄÏ×£¬Acta Crystallogr., Sec. A  31A   S82 (1975)Ҳ̫ÀÏÁË£¬Ã»ÓÐpdf°æ±¾µÄ¡£Äã¸ÉÂïÒ»¶¨ÒªÕÒµ½ÎÄÏ×ÄØ£¿Ö±½Ó²éÎïÐÔ²ÎÊýÊÖ²áÉϵÄÊý¾ÝÒýÓò»ÐÐÂð£¿
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1.
Card Information
Names:        Iron Selenide
Formula:        Fe Se
PDF Number:        65-9126
Quality:        calculated
Subfiles:        inorganic alloy NST

Cell and Symmetry Information
System:        tetragonal        Space Group:        P4/mmm   (no. 123)
a:        4.18        c:        4.73
Density (Dx):        5.416        Z:        2

Instrument Information
Radiation:        CuKa1        Wavelength:        1.54060         
Instrument(d):        calculated       
Instrument(I):        calculated        I type:        peak heights
I/Icor:        9.31

Comments and Additional Information
MC        A 29282  10306      0
Temperature factor:        TF  TF was not given, B set to 1.000 for calc.
Polymorphism:        The phase studied (CuAu structure type) is a high temperature form of FeSe. Annealing of the low temperature cubic FeSe phase resulted first in the formation of the hexagonal (Ni As type structure) and then - tetragonal (CuAu structure type) phase.
Preparation:        Thin films of Fe Se were prepared by interdiffusion technique.
TI        Studies of structure, electrical resistivity, and modulated structures in Fe Se and Ni Se alloys.

Literature References
General:         Calculated from NIST using POWD-12++            (    )
Structure:        Srivastava, M.M., Srivastava, O.N. Acta Crystallogr., Sec. A  31A   S82 (1975)

2.
Card Information
Names:        Iron Selenide
Formula:        Fe Se
PDF Number:        85-735
Quality:        calculated
Subfiles:        inorganic alloy COR FIZ

Cell and Symmetry Information
System:        tetragonal        Space Group:        P4/nmm   (no. 129)
a:        3.76500        c:        5.51800
Density (Dx):        5.723        Z:        2

Instrument Information
Radiation:        CuKa1        Wavelength:        1.54060         
Instrument(d):        calculated        Cut Off:        17.7       
Instrument(I):        calculated        I type:        peak heights
I/Icor:        6.11

Comments and Additional Information
ICSD Number:        026889
TT        No R value given.
TT        At least one TF missing.
TI        Roentgenuntersuchungen am System Eisen - Selen.
WY        c a (P4/NMMS)
AF        AX

Literature References
General:         Calculated from ICSD using POWD-12++            (1997)
Structure:        Haegg, G., Kindstroem, A.L. Z. Phys. Chem. (B)   22   453 (1933)
2Â¥2013-11-01 11:06:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

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nono2009: Î¥¹æ´æµµ, ÂÛ̳½ûÖ¹ÓÊÏäÇóÖú£¬¶øÇÒÇóÖúÎÄÏ×±ØÐëÈ¥ÎÄÏ×ÇóÖú°æ 2013-11-02 12:26:58
nono2009: ÆÁ±ÎÄÚÈÝ 2013-11-02 12:27:21
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3Â¥2013-11-01 14:09:59
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ÒýÓûØÌû:
4Â¥: Originally posted by xhtangxh at 2013-11-02 12:14:48
ÎÒûÓÐZ. Phys. Chem. (B)   22   453 (1933)ÕâôÀϾɵÄÎÄÏ×£¬Acta Crystallogr., Sec. A  31A   S82 (1975)Ҳ̫ÀÏÁË£¬Ã»ÓÐpdf°æ±¾µÄ¡£Äã¸ÉÂïÒ»¶¨ÒªÕÒµ½ÎÄÏ×ÄØ£¿Ö±½Ó²éÎïÐÔ²ÎÊýÊÖ²áÉϵÄÊý¾ÝÒýÓò»ÐÐÂð£¿

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