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Structural, Mechanical and Thermodynamic Properties Under Pressure Effect of Rubidium Telluride: First Principle Calculations

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EN
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EN
First-principles density functional theory calculations have been performed to investigate the structural, elastic and thermodynamic properties of rubidium telluride in cubic anti-fluorite (anti-CaF2-type) structure. The calculated ground-state properties of Rb2Te compound such as equilibrium lattice parameter and bulk moduli are investigated by generalized gradient approximation (GGA-PBE) that are based on the optimization of total energy. The elastic constants, Young’s and shear modulus, Poisson ratio, have also been calculated. Our results are in reasonable agreement with the available theoretical and experimental data. The pressure dependence of elastic constant and thermodynamic quantities under high pressure are also calculated and discussed.
Twórcy
autor
  • Laboratoire Physico-Chimie des Matériaux Avancés (Lpcma), Université Djilali Liabès de Sidi Bel-Abbès, Sidi Bel-Abbès, 22000, Algérie
autor
  • Laboratoire Physico-Chimie des Matériaux Avancés (Lpcma), Université Djilali Liabès de Sidi Bel-Abbès, Sidi Bel-Abbès, 22000, Algérie.
  • Physics Department, Faculty of Science, University of Sidi-Bel-Abbes, 22000-Algeria.
autor
  • Physics Department, Faculty of Science, University of Sidi-Bel-Abbes, 22000-Algeria.
autor
  • Laboratoire Physico-Chimie des Matériaux Avancés (Lpcma), Université Djilali Liabès de Sidi Bel-Abbès, Sidi Bel-Abbès, 22000, Algérie.
autor
  • Laboratoire Physico-Chimie des Matériaux Avancés (Lpcma), Université Djilali Liabès de Sidi Bel-Abbès, Sidi Bel-Abbès, 22000, Algérie.
autor
  • Physique Computationnelle des Matériaux, Université Djilali Liabès de Sidi Bel-Abbès, Sidi Bel-Abbès, 22000, Algérie.
autor
  • Institute of Nano Electronic Engineering, University Malaysia Perlis, Kangar, Perlis Malaysia
Bibliografia
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Uwagi
PL
Opracowanie ze środków MNiSW w ramach umowy 812/P-DUN/2016 na działalność upowszechniającą naukę (zadania 2017).
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Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-f98c4abe-d125-4aba-bf44-12a31e04e07f
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