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Anisotropic Effects in Antiferromagnetic MnSb2O4 and NiSb2O4 : Structural and Vibrational Evolution Studies

Published online by Cambridge University Press:  21 February 2011

J.R. Gavarri
Affiliation:
E.R.A. au CNRS no 456, Ecole Centrale des Arts et Manufactures 92290CHATENAY-MALABRY et Laboratoire de Chimie Physique Université Paris 13, 93430 VILLETANEUSE, France
R. Chater
Affiliation:
E.R.A. au CNRS no 456, Ecole Centrale des Arts et Manufactures 92290CHATENAY-MALABRY et Laboratoire de Chimie Physique Université Paris 13, 93430 VILLETANEUSE, France
F. Genet
Affiliation:
E.R.A. au CNRS no 456, Ecole Centrale des Arts et Manufactures 92290CHATENAY-MALABRY et Laboratoire de Chimie Physique Université Paris 13, 93430 VILLETANEUSE, France
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Abstract

Powdered samples and crystals of the antimony isomorphous MnSb2O4 and NiSb2O4 have been prepared using hydrothermal synthesis. The anisotropic elastic and magnetic properties of these tetragonal structures are compared, using low temperature diffraction techniques (X-ray and neutron) and Raman scattering experiments. Magnetostrictive effects in MnSb2O4 are interpreted. An anomalous frequency shift is observed below 70 K and the change of the Grüuneisen constant is interpreted.

Type
Research Article
Copyright
Copyright © Materials Research Society 1984

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References

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