What is the physical quantity that an electron volt measures?

Electron volt (eV) is used to measure energy or threshold energy or work function, The SI unit of energy is the joule (J).

  • The electron volt equals 1.602 × 10−12 or 1.602 × 10−19 joule
  • E = qv
  • An electron volt is the measurement of the amount of kinetic energy raised by an electron as it flows or passes

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