Phase equilibria in the Dy-Fe-In system and crystal structure of Dy6Fe1.72In

被引:9
作者
Demchyna, Marta [1 ]
Belan, Bohdana [1 ]
Manyako, Mykola [1 ]
Akselrud, Lev [1 ]
Gagor, Anna [2 ]
Dzevenko, Mariya [1 ]
Kalychak, Yaroslav [1 ]
机构
[1] Ivan Franko Natl Univ Lviv, Fac Chem, UA-79005 Lvov, Ukraine
[2] Polish Acad Sci, W Trzebiatowski Inst Low Temp & Struct Res, PL-50950 Wroclaw 2, Poland
关键词
Intermetallics; miscellaneous; Phase diagrams; Crystal chemistry of intermetallics; MAGNETIC-PROPERTIES; TB; GD; HO; ER;
D O I
10.1016/j.intermet.2013.01.010
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The phase equilibria of the Dy-Fe-In system were investigated in the whole concentration range and the isothermal section was constructed at T = 870 K, employing X-ray powder and single crystal diffraction analyses. One ternary compound, namely Dy6Fe1.72In, exist in the Dy-Fe-In system at this temperature. The crystal structure of new indide was determined by X-ray single crystal diffraction. The Dy6Fe1.72In compound crystallize in Ho6Co2Ga structure type (space group Immm, cell parameters a = 9.373(2), b = 9.458(2), c = 10.208(2) angstrom, R1 = 0.0372; wR2 = 0.0384). The iron sites show partial occupancy in the structure of this compound. (C) 2013 Elsevier Ltd. All rights reserved.
引用
收藏
页码:22 / 26
页数:5
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