| 单词 | lattice wave |
| 释义 | > as lemmaslattice wave lattice wave n. Physics a displacement of atoms or molecules from their equilibrium position in a crystal which travels as a wave through the crystal. ΘΚΠ the world > matter > physics > atomic physics > arrangement in crystal > [noun] > displacement lattice vibration1936 lattice wave1936 1936 A. H. Wilson Theory of Metals vi. 201 We should then be compelled to take into account the dispersion of the lattice waves. 1955 H. B. G. Casimir in W. Pauli Niels Bohr & Devel. Physics 119 At temperatures well below the so-~called Debye temperature Θ only lattice waves with a wave-length of many atomic distances are excited. 1971 Donovan & Angress Lattice Vibrations iv. 83 In the harmonic approximation the lattice waves travel independently, without hindrance, so that the mean free path is infinite and the thermal resistance is zero. < as lemmas |
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