›› Measurement unit: femtojoule

Full name: femtojoule

Plural form: femtojoules

Symbol: fJ

Category type: energy

Scale factor: 1.0E-15


›› SI unit: joule

The SI derived unit for energy is the joule.
1 joule is equal to 1.0E+15 femtojoule.


›› Convert femtojoule to another unit

Convert femtojoule to  

Valid units must be of the energy type.
You can use this form to select from known units:

Convert femtojoule to  

I'm feeling lucky, show me some random units



›› Definition: Femtojoule

The SI prefix "femto" represents a factor of 10-15, or in scientific notation, 1E-15.

So 1 femtojoule = 10-15 joules.

The definition of a joule is as follows:

The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).


›› Sample conversions: femtojoule

femtojoule to meter kilogram-force
femtojoule to gallon [UK] of diesel oil
femtojoule to quad
femtojoule to gigawatt hour
femtojoule to teraelectronvolt
femtojoule to megawatthour
femtojoule to myriawatt hour
femtojoule to megawatt hour
femtojoule to megaton [explosive]
femtojoule to gallon [U.S.] of kerosene


Save this page

Support this site
If this page was helpful, please donate a small amount or advertise on the site. If you are a regular visitor, you might prefer to remove most ads. You can also contact us if you have any comments or suggestions.