Revista: | Revista mexicana de física |
Base de datos: | PERIÓDICA |
Número de sistema: | 000426074 |
ISSN: | 0035-001X |
Autores: | Benichou, B1 Nabi, Z3 Bouabdallah, B4 Bouchenafa, H1 |
Instituciones: | 1Universite Djillali Liabes, Faculty of Exact Sciences, Sidi Bel Abbes. Argelia 2Universite Hassiba Ben Bouali de Chlef, Faculty of Technology, Chlef. Argelia 3Universite Djillali Liabes, Physics Department, Sidi Bel Abbes. Argelia 4Universite Djillali Liabes, Sidi Bel Abbes. Argelia 5Universite Hassiba Ben Bouali de Chlef, Faculty of Informatics, Chlef. Argelia |
Año: | 2018 |
Periodo: | Mar-Abr |
Volumen: | 64 |
Número: | 2 |
País: | México |
Idioma: | Inglés |
Tipo de documento: | Artículo |
Enfoque: | Analítico, teórico |
Resumen en inglés | We investigate the structural, elastic, electronic and magnetic properties of the Heusler compounds Cu2 MnSi, Cu2 MnAl and Cu2 MnSi1−x Alx quaternary alloys, using the full-potential linear-augmented plane-wave method (FP-LAPW) in the framework of the density functional theory (DFT) using the generalized gradient approximation of Perdew-Burke-Ernzerhof (GGA-PBE). Our results provide predictions for the quaternary alloy Cu2MnSi1−xAlx (x = 0.125, 0.25, 0.375, 0.5) in which no experimental or theoretical data are currently available. We calculate the ground state’s properties of Cu2MnSi1−xAlx alloys for both nonmagnetic and ferromagnetic configurations, which lead to ferromagnetic and metallic compounds. Also, the calculations of the elastic constants and the elastic moduli parameters show that these quaternary Heusler alloys are ductile and anisotropic |
Disciplinas: | Física y astronomía |
Palabras clave: | Física, Estructura electrónica, Propiedades elásticas, Cálculos ab-initio, Aleaciones cuaternarias de Heusler |
Keyword: | Physics, Electronic structure, Elastic properties, Ab-initio calculations, Quaternary Heusler alloys |
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