A Phenomenological Model of Phase Transitions in Lawsoniteстатья
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Дата последнего поиска статьи во внешних источниках: 18 марта 2016 г.
Аннотация:A phenomenological model that describes the sequence of phase transitions in lawsonite is considered. A phase diagram of the model is constructed and theoretical temperature dependences of order parameters and inverse permittivity in low symmetry phases are calculated. The comparison of theoretical curves with experimental results showed satisfactory qualitative agreement.