On Order-Disorder ($L2_1 \to B2^\prime$) Phase Transition in Ni$_{2+x}Mn_{1-x}$Ga Heusler Alloys

A.N. Vasil'ev; H. Miki; M. Matsumoto; R. Kainuma; T. Takagi; V.V. Khovailo

arxiv: cond-mat/0209547 · v1 · submitted 2002-09-24 · ❄️ cond-mat.mtrl-sci

On Order-Disorder (L2₁ to B2^prime) Phase Transition in Ni_(2+x)Mn_(1-x)Ga Heusler Alloys

V.V. Khovailo , T. Takagi , A.N. Vasil'ev , H. Miki , M. Matsumoto , R. Kainuma This is my paper

classification ❄️ cond-mat.mtrl-sci

keywords transitionalloysheuslerphaseorder-disorderprimebeendecreases

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Order-disorder phase transition in Ni$_{2+x}Mn_{1-x}$Ga Heusler alloys has been studied. It was found that the $L2_1 \to B2^{\prime}$ phase transition in Ni2+xMn1-xGa (x = 0.16 - 0.20) Heusler alloys is of second order and the temperature of this transition decreases with Ni excess.

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On Order-Disorder (L2₁ to B2^prime) Phase Transition in Ni_(2+x)Mn_(1-x)Ga Heusler Alloys

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