## ››Convert microjoule to joule

 microjoule joule

How many microjoule in 1 joule? The answer is 1000000.
We assume you are converting between microjoule and joule.
You can view more details on each measurement unit:
microjoule or joule
The SI derived unit for energy is the joule.
1 microjoule is equal to 1.0E-6 joule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between microjoules and joules.
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## ››Definition: Microjoule

The SI prefix "micro" represents a factor of 10-6, or in exponential notation, 1E-6.

So 1 microjoule = 10-6 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).

## ››Definition: Joule

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).

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