Magneto-Caloric Effect in Ge0.95Mn0.05 Films

被引:0
|
作者
Mahmoud Aly Hamad
机构
[1] Al-Jouf University,Physics Department, College of Science
关键词
Magnetocaloric effect; Model; Magnetization; Magnetic entropy change; Heat capacity change; Relative cooling power;
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学科分类号
摘要
In this paper, a phenomenological model is used to calculate magneto-caloric properties of Ge0.95Mn0.05 films fabricated with substrate temperatures of 85, 100, and 120 ∘C. Calculations showed that the ferromagnetic Mn5Ge3 phase improves magneto-caloric properties of the Ge0.95Mn0.05 films. It is suggested that Ge0.95Mn0.05 films are suitable candidates as refrigerants near room-temperature region.
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页码:449 / 453
页数:4
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