electron volt

名词 n.
中文释义
美 /ɪˈlek.trɑːn ˌvoʊlt/

英文释义

名词 n.
  1. A unit for measuring the energy of subatomic particles; the energy equal to that attained by an electron moving through a potential difference of one volt. Equivalent to 1.6022 × 10⁻¹⁹ joules.
    — To get a feel for the size, the energy required to completely liberate an electron from the ground state of a hydrogen atom is 13.6 electron volts.

词形变化

electron volts plural eV abbreviation electronvolt alternative
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