Issue 6, 1991

(C6H5CH2NH3)2CrBr3.3I0.7: A new insulating ferromagnet with a Curie temperature of 51 K

Abstract

A mixed-halide bis(benzylammonium)tetrahalogenochromate(II), (C6H5CH2NH3)2CrBr3.3I0.7, has been synthesized and characterized. The compound crystallizes in the layered K2NiF4 perovskite structure. It orders ferromagnetically at Tc= 51 K, one of the highest critical (Curie) temperatures shown by magnetic insulators. A hystersis loop typical of a soft ferromagnet has been obtained. At T= 6 K, the remnant magnetization is 4.2 × 103 cm3 mol–1 G and the coercive field is 130 G.

Article information

Article type
Paper

J. Mater. Chem., 1991,1, 915-918

(C6H5CH2NH3)2CrBr3.3I0.7: A new insulating ferromagnet with a Curie temperature of 51 K

G. Staulo and C. Bellitto, J. Mater. Chem., 1991, 1, 915 DOI: 10.1039/JM9910100915

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