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词汇 phonon
释义

Definition of phonon in English:

phonon

noun ˈfəʊnɒnˈfoʊnɑn
Physics
  • A quantum of energy or a quasiparticle associated with a compressional wave such as sound or a vibration of a crystal lattice.

    〔物理〕声子

    Example sentencesExamples
    • Some of the collision energy can be channeled into a collective shudder of the condensate called a phonon.
    • The broadness of the excited-state manifold is probably due to the strong electron coupling to high-frequency phonons, very recently suggested by Ihalainen et al.
    • This issue is related to the inhibition of carrier relaxation due to the selection rule of interaction between electrons and phonons in discrete energy level systems.
    • This important spectral region contains material information related to phonons, excitons, and Cooper pairs.
    • The phonon energies are also quantized in a nanocrystal.

Origin

1930s: from Greek phōnē 'sound', on the pattern of photon.

Definition of phonon in US English:

phonon

nounˈfoʊnɑnˈfōnän
Physics
  • A quantum of energy or a quasiparticle associated with a compressional wave such as sound or a vibration of a crystal lattice.

    〔物理〕声子

    Example sentencesExamples
    • This important spectral region contains material information related to phonons, excitons, and Cooper pairs.
    • Some of the collision energy can be channeled into a collective shudder of the condensate called a phonon.
    • The phonon energies are also quantized in a nanocrystal.
    • This issue is related to the inhibition of carrier relaxation due to the selection rule of interaction between electrons and phonons in discrete energy level systems.
    • The broadness of the excited-state manifold is probably due to the strong electron coupling to high-frequency phonons, very recently suggested by Ihalainen et al.

Origin

1930s: from Greek phōnē ‘sound’, on the pattern of photon.

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