On Order-Disorder (L21 B2) Phase Transition in Ni2+xMn1-xGa Heusler Alloys
V. V. Khovailo, T. Takagi, A. N. Vasil'ev, H. Miki, M. Matsumoto, R. Kainuma
Abstract
Order-disorder phase transition in Ni2+xMn1-xGa Heusler alloys has been studied. It was found that the L21 B2 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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