Phonon hydrodynamics is an effective macroscopic method to study heat transport in
dielectric solid and semiconductor. It has a clear and intuitive physical picture, transforming …

Phonon hydrodynamics is an exotic phonon transport phenomenon that challenges the
conventional understanding of diffusive phonon scattering in crystalline solids. It features a …

ABSTRACT Coupling of the Peierls-Boltzmann equation with density functional theory
paved the way for predictive thermal materials discovery and a variety of new physical …

Thermoelastic analysis at micro and nano-scale is becoming important along with the
miniaturization of the device and wide application of ultrafast lasers, even the novel laser …

The classical Fourier's law fails in extremely small and ultrafast heat conduction even at
ordinary temperatures due to strong thermodynamic nonequilibrium effects. In this work, a …

Heat transport has been an essential topic in the foundations of thermodynamics since the
beginnings of the nineteenth century. Fourier's mathematical description of heat transport …

This review summarizes recent studies of thermal transport in nanoscaled semiconductors.
Different from bulk materials, new physics and novel thermal properties arise in low …

We study the non-Fourier heat conductions in nanomaterials based on the thermomass
theory. For the transient heat conduction in a one-dimensional nanomaterial with a low …

Thermal transport in two-dimensional (2D) materials has attracted great attention since the
discovery of high thermal conductivity in graphene, which is closely related to the …

Several recent experiments have demonstrated the failure of the Fourier heat equation in
semiconductors at the nanoscale. We show that a generalized heat transport equation …