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Why thermal conductivity of CaO is lower than that of CaS: a study from the perspective of phonon splitting of optical mode

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Date of Publication:2022-10-03

Journal:NANOTECHNOLOGY

Volume:32

Issue:2

ISSN No.:0957-4484

Key Words:"lattice thermal conductivity; first-principles; phonon anharmonicity; Boltzmann transport equation; mechanical strain; phonon lifetime; phonon transport"

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