Formability and Magnetic Properties of the Binary Nd-Co Amorphous Alloys

In this paper, binary Nd-Co alloys with compositional range from Nd<sub>72.5</sub>Co<sub>27.5</sub> to Nd<sub>50</sub>Co<sub>50</sub> were successfully vitrified into glassy state by a melt-spinning method. The glass formability of the metallic glasses...

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Autores principales: Qiang Wang, Ding Ding, Lei Xia
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/281b1a225df4464191ff50a348081944
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Sumario:In this paper, binary Nd-Co alloys with compositional range from Nd<sub>72.5</sub>Co<sub>27.5</sub> to Nd<sub>50</sub>Co<sub>50</sub> were successfully vitrified into glassy state by a melt-spinning method. The glass formability of the metallic glasses (MGs) was studied and the best glass former in the binary Nd-Co alloys was obtained. Magnetic properties of the MGs were measured. The compositional dependence of Curie temperature of the MGs was observed. The mechanism for the spin-glass-like behaviors and high coercivity at low temperature, and their influence on the magnetic entropy change of the MGs, were investigated.