Magnetostriction of Fe xMn1 − xS ( x = 0.27) crystals.

Autor: Abramova, G. M., Petrakovskiy, G., Zuberek, R., Nabialek, A., Boem, M., Sokolov, V., Bovina, A. F.
Předmět:
Zdroj: JETP Letters; Oct2009, Vol. 90 Issue 3, p207-210, 4p, 3 Graphs
Abstrakt: The magnetostriction of Fe xMn1 − xS ( x = 0.27) single crystals in strong magnetic fields up to 120 kOe has been investigated. It has been found that the magnetostriction reaches colossal values (±3 × 10−4) atypical of compounds of 3 d elements. It has been found that the magnetostriction changes sign when varying temperature and magnetic field; this behavior indicates an important role of the spin-phonon interactions in the formation of the magnetic order in solid solutions of iron-manganese sulfides. [ABSTRACT FROM AUTHOR]
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