A deterministic 3D BTE solver incorporates the complete phonon scattering matrix via low-dimensional subspace and singular mode alignment discoveries, yielding a geometry-independent multiplicative correction to RTA-predicted temperature rise in finFET-like structures.
P.et al.JAX-BTE: a GPU-accelerated differentiable solver for phonon Boltzmann transport equations.npj Comput
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Full-Scattering-Matrix Deterministic Phonon Boltzmann Transport Simulation
A deterministic 3D BTE solver incorporates the complete phonon scattering matrix via low-dimensional subspace and singular mode alignment discoveries, yielding a geometry-independent multiplicative correction to RTA-predicted temperature rise in finFET-like structures.