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Mossbauer spectra and magnetic properties of ferrites-chromites CuFe$_{2-x}$Cr$_x$O$_4$

L.G. Antoshina, A.A. Opalenko, A.I. Kokorev, A.I. Firov

Moscow University Physics Bulletin 2003. 58. N 3. P. 76

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Annotation

The results of our Mossbauer investigations of ferrite Zno.4Feo.6fNio.6Cr1.4lO4 and compositions of the system CuFe$_{2-x}$Cr$_x$O$_4$ ($x=0.2$, $1.0$, $1.4$) confirmed the assumption that in ferrites of this system, the frustration degree in an A sublattice increases with the growth of the substitution parameter x, as a result of which the spontaneous magnetization relationship $x\ge1.0$ of the N type becomes anomalous.

Authors
L.G. Antoshina, A.A. Opalenko, A.I. Kokorev, A.I. Firov
Department of General Physics for Natural-Science Faculties, Department of Optics and Spectroscopy, Faculty of Physics, Moscow State University, Leninskie Gory, Moscow, 119992, Russia
Issue 3, 2003

Moscow University Physics Bulletin

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