Fizika Nizkikh Temperatur: Volume 31, Number 8-9 (August 2005), p. 1002-1019    ( to contents , go back )

Basal plane shift as an order parameter of transitions between antiferromangetic phases of solid oxygen

E.V. Gomonay1,2 and V.M. Loktev1

1Institute for Theoretical Physics, National Academy of Sciences Metrologichna Str. 14-b, Kiev, 03143 Ukraine

National Tekhnical University "KPI", 37, Pobedy ave., Kiev 03056, Ukraine
pos Анотація:

Received January 31, 2005


A phenomenological model in the spirit of the Landau theory of phase transitions is derived, and the conditions for existence and phase transitions between different magnetocrystal structures of solid oxygen are analyzed for wide ranges of pressure, temperature and external magnetic field.

75.50.Ee - Antiferromagnetics
61.50.Ks - Crystallographic aspects of phase transformations; pressure effects (see also 81.30.Hd in materials science)
81.40.Vw - Pressure treatment (see also 62.50.+p High-pressure and shock-wave effects in solids and liquids)
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