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Creator | Title | Description | Subject | Date |
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Mattis, Daniel C. | Phonon free path in an isotopic mixture | A time-dependent perturbation theory is developed for the classical laws of motion of a crystal lattice. This is applied to the case of a cubic crystal which is chemically pure but contains various isotopic constituents. The random variations in the masses of neighboring atoms scatter plane wave p... | Crystal lattice; Thermal conductivity | 1957-05 |
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Mattis, Daniel C. | Thermal conductivity and thermodynamics of phonons for an exactly soluble model of disorder | We calculate the exact thermal conductivity and the heat capacity of an insulator for which the lattice dynamics are given by a phonon gas in the presence of frozen-in disorder, in the special case of the "backward-scattering'' model of impurity scattering. | Thermal conductivity; Heat capacity; Insulators; Defects; Phonon gas; Backward-scattering model | 1992-10 |
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Bedrov, Dmitro; Smith, Grant D. | Thermal conductivity of molecular fluids from molecular dynamics simulations: application of a new imposed-flux method | We have applied a new nonequilibrium molecular dynamics (NEMD) method [F. Müller-Plathe, J. Chem. Phys. 106, 6082 (1997)] previously applied to monatomic Lennard-Jones fluids in the determination of the thermal conductivity of molecular fluids. The method was modified in order to be applicable to... | Thermal conductivity; Molecular fluids; Heat flux; Imposed-flux NEMD method | 2000 |