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Study of the specific heat for the binary alloy in the CPA+DMFT method

2014/11/18 by A. I. Poteryaev, Alexander I. Poteryaev, Poteryaev, Alexander I. +8
Engineering · Materials Science · Physics and Astronomy · #Advanced ceramic materials synthesis #Disordered Systems and Neural Networks (cond-mat.dis-nn) #FOS: Physical sciences #Magnesium Oxide Properties and Applications #Semiconductor materials and devices #Strongly Correlated Electrons (cond-mat.str-el) #cond-mat.dis-nn #cond-mat.str-el

paper · pdf · doi:10.48550/arxiv.1411.4775

5 pages, 5 figures

openalex publication_date 2014/11/18 · arxiv created 2015/01/08 · arxiv updated 2015/01/09 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The thermodynamic properties of strongly correlated system with binary type of disorder are investigated using the combination of the coherent potential approximation and dynamical mean-field theory. The specific heat has a peak at small temperatures for the concentrations close to the filling of system. This peak is associated with the local moment formation due to Coulomb interaction. The linear coefficient to the specific heat is divergent and the system stays in the non-Fermi-liquid regime.

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