Physical review letters
Tensor Learning and Compression of N-Phonon Interactions.
Yao Luo, Dhruv Mangtani, Shiyu Peng, Jia Yao, Sergei Kliavinek, Marco Bernardi
Published: 202510.1103/nmgj-yq1g
Abstract
Phonon interactions from lattice anharmonicity govern thermal properties and heat transport in materials. These interactions are described by nth order interatomic force constants (nIFCs), which can be viewed as high-dimensional tensors correlating t…
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