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Symbol:  eV 
Category:  Energy 
SI Equivalent:  1.60218×10-19 J
Dimension ML2T-2 
Unit used in nuclear and atomic physics. It represents the work needed to move an electron through an electric potential difference of 1 volt.
Convert     eV  
1 eV =
  Symbol Unit Name
3.67493×10-2  Eh  a.u. of energy 
2.61794×10-29  bboe  barrel oil equivalent 
2.61794×10-29  bboe  bboe (barrel oil equivalent) 
1×10-9  BeV  BeV (billion eV) 
1.51857×10-22  Btu (ISO)  British thermal unit (ISO) 
1.51857×10-22  Btu (IT)  British thermal unit (IT) 
1.5174×10-22  Btu (mean)  British thermal unit (mean) 
1.51959×10-22  Btu (therm.)  British thermal unit (thermochemical) 
3.82838×10-20  cal15  calorie (15°C) 
3.81063×10-20  cal4  calorie (4°C) 
3.83296×10-23  Cal, kcal  Calorie (diet kilocalorie) 
3.82679×10-20  cal (IT)  calorie (IT) (International Steam Table) 
3.82379×10-20  calmean  calorie (mean) 
3.8293×10-20  cal (therm.)  calorie (thermochemical) 
8.43615×10-23  Chu  Celsius-heat unit 
1.60218×10-19  C-V  coulomb volt 
1.58123×10-18  cm3-atm  cubic centimeter-atm 
5.58406×10-23  ft3-atm  cubic foot atm 
1.60218×10-12  erg  erg 
1.18171×10-19  ft-lbf  foot-pound force 
3.80202×10-18  ft-pdl  foot-poundal 
1×10-9  GeV  gigaelectronvolt 
3.82679×10-20  gram-cal  gram calorie 
3.67493×10-2  Eh  hartree 
5.96821×10-26  Hp-h  horsepower (550ft-lbf/s)-hour 
1.41805×10-18  in-lbf  inch pound force 
1.60218×10-19  J  joule 
3.82792×10-23  kcal15  kilocalorie (15°C) 
3.81063×10-23  kcal4  kilocalorie (4°C) 
10×10-4  keV  kiloelectronvolt 
1.60218×10-22  kJ  kilojoule 
3.83296×10-32  kt (TNT)  kiloton TNT equivalent 
4.45049×10-26  kWh  kilowatt-hour 
1×10-6  MeV  megaelectronvolt 
1.60218×10-25  MJ  megajoule 
3.83296×10-35  Mt (TNT)  megaton TNT equivalent 
1.60218×10-19  N-m  newton meter 
1.51865×10-40    Q unit 
1.51857×10-37  quad  quad 
1.51857×10-37  quad  quadrillion 
7.34986×10-2  Ry  rydberg 
5.47005×10-30  tce  tce (tonne coal equivalent) 
1.51857×10-27    therm (EEG) 
1.51893×10-27    therm (US) 
3.82792×10-26  th15 °C  thermie (15°C) 
3.82655×10-30  toe  toe (tonne oil equivalent) 
3.83296×10-29  ton (TNT)  ton TNT equivalent 
5.47005×10-30  tce  tonne coal equivalent 
3.82655×10-30  toe  tonne oil equivalent 
4.45049×10-23  Wh  watt hour 
Moment, Torque
  Symbol Unit Name
1.60218×10-12  dyn-cm  dyne-centimeter 
1.63377×10-15  gf-cm  gram force-centimeter 
1.63377×10-20  kgf-m  kilogram force-meter 
1.60218×10-17  N-cm  newton-centimeter 
1.60218×10-19  N-m  newton-meter 
2.26887×10-17  ozf-in  ounce force-inch 
1.18171×10-19  lbf-ft  pound force-foot 
1.41805×10-18  lbf-in  pound force-inch 
3.80202×10-18  pdl-ft  poundal-foot