作者: B. M. Wang , L. Wang , Y. Liu , B. C. Zhao , Y. Zhao
DOI: 10.1063/1.3225578
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摘要: The thermal-history-dependent (THD) isothermal magnetoresistance (MR) behavior of Ni49.5Mn34.5In16 metamagnetic shape memory alloy is investigated. Irreversibility in MR observed reverse martensitic transformation temperature range, while an intriguing “overshooting” phenomenon forward showing a strong thermal-history dependence behavior. Such THD can be explained terms phase coexistence, metastable phase, and magnetic-field-induced transition.