First-Principle and Experimental Study of a Gadolinium-Praseodymium-Cobalt Pseudobinary Intermetallic Compound
Author(s) -
Jon C. Goldsby,
S. V. Raj,
Sivaraman Guruswamy,
Daniel David Azbill
Publication year - 2015
Publication title -
journal of materials
Language(s) - English
Resource type - Journals
eISSN - 2314-4874
pISSN - 2314-4866
DOI - 10.1155/2015/753612
Subject(s) - intermetallic , praseodymium , gadolinium , materials science , cobalt , arc melting , homogeneity (statistics) , alloy , ferromagnetism , thermodynamics , metallurgy , condensed matter physics , mathematics , physics , statistics
First-principles methods were used to determine the magnetic state of a simulated cobalt-based binary alloy (Gd,Pr)Co17 along with its corresponding lattice parameters and density. The resulting composition was fabricated using two methods arc-melting and induction-melting and compared with the calculated values. The induction-melted samples showed greater homogeneity and successfully produced the R2Co17 structure. Calculated values qualitatively predict ferromagnetic behavior and lattice parameters to be within a low percent. The development of magnetic alloys with the assistance of computational methods promises faster development of new functional materials
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