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electron volt

/ɪˈlɛktrɒn vəʊlt/

翻译: 一种能量单位,等于一个电子在通过一伏特电势差加速时所获得的动能。常用于物理学和化学中测量原子及亚原子尺度的能量。

1 个条目

phrase

/ɪˈlɛktrɒn vəʊlt/C1formalscientific
  • zh一种能量单位,等于一个电子在通过一伏特电势差加速时所获得的动能。常用于物理学和化学中测量原子及亚原子尺度的能量。

A unit of energy equal to the amount of kinetic energy gained by a single electron when it accelerates through an electric potential difference of one volt. Commonly used in physics and chemistry to measure energy at the atomic and subatomic level.

  1. C2formal

    A unit of energy equal to the amount of kinetic energy gained by a single electron when it accelerates through an electric potential difference of one volt.

    zh能量单位

    • The energy of a photon is often measured in electron volts.
    • Particle accelerators can produce particles with energies of several tera electron volts.
    • The binding energy of an electron in a hydrogen atom is 13.6 electron volts.