Nonmonotonic Diameter Dependence of Thermal Conductivity of Extremely Thin Si Nanowires: Competition between Hydrodynamic Phonon Flow and Boundary Scattering.
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DOI: 10.1021/acs.nanolett.6b05113
Abstract: By carefully and systematically performing Green-Kubo equilibrium molecular dynamics simulations, we report that the thermal conductivity (κ) of Si nanowires (NWs) does not diverge but converges and increases steeply when NW diameter (D) becomes extremely… read more here.
Keywords: hydrodynamic phonon; phonon; phonon flow; boundary scattering ... See more keywords