Electronvolt

eV

Aonad eolaíoch

The electronvolt is the natural energy scale for atomic and subatomic processes. It's the energy gained by an electron when accelerated through a potential difference of 1 volt.

Tiontaire tapa

1 eV = kJ

Rialaíonn sé formáid taispeána. Taispeánfar uimhreacha an-bheag nó an-mhór i nodaireacht eolaíoch (m.sh. 1,5e-6).

Electronvolt (eV)

The electronvolt is the natural energy scale for atomic and subatomic processes. It’s the energy gained by an electron when accelerated through a potential difference of 1 volt.

Characteristics

  • Physics unit
  • 1 eV = 1.60218×10⁻¹⁹ joules
  • Atomic scale: natural for describing atom and molecular energies
  • Used in: quantum mechanics, particle physics, spectroscopy
  • Large amounts: often expressed as keV, MeV, GeV, TeV

Conversions

  • 1 eV = 1.60218e-19 J
  • 1 eV = 1.60218e-22 kJ
  • 1 eV = 3.82443e-20 cal
  • 1000 eV = 1 keV (kiloelectronvolt)
  • 1,000,000 eV = 1 MeV (megaelectronvolt)

Aonaid ghaolmhara

In úsáid i réigiúin

Physics Chemistry Quantum
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