Why thermal conductivity of CaO is lower than that of CaS: a study from the perspective of phonon splitting of optical mode
Release Time:2024-11-02 Hits:
Date of Publication: 2022-10-03
Journal: NANOTECHNOLOGY
Volume: 32
Issue: 2
ISSN: 0957-4484
Key Words: "lattice thermal conductivity; first-principles; phonon anharmonicity; Boltzmann transport equation; mechanical strain; phonon lifetime; phonon transport"