This calculator allows you to convert from Femtowatt to Joule/second and in a reverse direction. To convert from Femtowatt to Joule/second, enter the amount of Femtowatt into the first input and to convert from Joule/second to Femtowatt, enter the amount of Joule/second into the second input.
1 Femtowatt = 1.0E-15 Joule/second
To convert Femtowatt to Joule/second: Every 1 Femtowatt equals 1.0E-15 Joule/second. For example, 100 Femtowatt equal 100 * 1.0E-15 = 1.0E-13 Joule/second and so on..
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