Low-temperature heat capacity upon the transition from paramagnetic to ferromagnetic Heusler alloys Fe2MeAl (Me = Ti, V, Cr, Mn, Fe, Co, Ni)


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The heat capacity of band magnets Fe2MeAl (Me = Ti, V, Cr, Mn, Fe, Co, Ni) ordered in crystal structure L21 has been measured in the range 2 K ≤ T ≤ 50 K. The dependences of the Debye temperature ΘD, the Sommerfeld coefficient γ, and the temperature-independent contribution to heat capacity C0 on the number of valence electrons z in the alloys have been determined.

Sobre autores

N. Kourov

Institute of Metal Physics, Ural Branch

Autor responsável pela correspondência
Email: kourov@imp.uran.ru
Rússia, ul. S. Kovalevskoi 18, Yekaterinburg, 620219

V. Marchenkov

Institute of Metal Physics, Ural Branch; Ural Federal University

Email: kourov@imp.uran.ru
Rússia, ul. S. Kovalevskoi 18, Yekaterinburg, 620219; ul. Mira 19, Yekaterinburg, 620002

A. Korolev

Institute of Metal Physics, Ural Branch

Email: kourov@imp.uran.ru
Rússia, ul. S. Kovalevskoi 18, Yekaterinburg, 620219

A. Lukoyanov

Institute of Metal Physics, Ural Branch; Ural Federal University

Email: kourov@imp.uran.ru
Rússia, ul. S. Kovalevskoi 18, Yekaterinburg, 620219; ul. Mira 19, Yekaterinburg, 620002

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