Population and coherence two-channel lattice thermal transport in crystals with strong anharmonicity
Grant Data
Project Title
Population and coherence two-channel lattice thermal transport in crystals with strong anharmonicity
Principal Investigator
Professor Chen, Yue
(Principal Investigator (PI))
Duration
36
Start Date
2022-01-01
Completion Date
2024-12-31
Amount
598015
Conference Title
Population and coherence two-channel lattice thermal transport in crystals with strong anharmonicity
Keywords
Lattice dynamics, Thermal transport
Discipline
Physics
Panel
Physical Sciences (P)
HKU Project Code
17306721
Grant Type
General Research Fund (GRF)
Funding Year
2021
Status
Completed
Objectives
1 To reveal the mechanisms of four-phonon scatterings beyond the lowest order of perturbation theory. 2 To develop a two-channel model for accurate description of population and coherence lattice thermal transport. 3 To better understand the anomalous thermal properties of materials with strong lattice anharmonicity.