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单词 free electron
释义

free electron

听听怎么读
英 [fri: i?lektr?n]
美 [fri ??l?k?trɑn]
是什么意思
  • 释义

    自由电子;

  • 英英释义

    free electron

    • n.electron that is not attached to an atom or ion or molecule but is free to move under the influence of an electric field
    学习怎么用

    双语例句

    1. Also present in solids are numbers of free electrons.
      固体中也存在大量的自由电子。
    2. Here, free electrons rub off the con ductor and create a charge imbalance that causes the current flow.
      这时,摩擦引起自由电子脱离导体,产生电荷不平衡,从而产生电流。

    权威例句

    Large-Scale Production of Single-Walled Carbon Nanotubes Using Ultrafast Pulses from a Free Electron Laser
    First lasing and operation of an ?ngstrom-wavelength free-electron laser
    Operation of a free-electron laser from the extreme ultraviolet to the water window
    Collective instabilities and high-gain regime in a free electron laser
    Ellipsoidal shell structure in free-electron metal clusters
    A compact X-ray free-electron laser emitting in the sub-?ngstr?m region
    Collective instabilities and high-gain regime free electron laser
    Femtosecond diffractive imaging with a soft-X-ray free-electron laser
    First lasing and operation of an angstrom-wavelength free-electron laser
    First Operation of a Free-Electron Laser
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