A microjoule (uJ) is a metric-prefixed unit of energy equal to 10-6 joules, a fraction of a single joule, using the SI micro prefix.
Microjoules to Decijoules
Convert Microjoule (uJ) to Decijoule (dJ) instantly with an exact formula, conversion table, and FAQ.
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Convert microjoules (uJ) to decijoules (dJ) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A decijoule (dJ) is a metric-prefixed unit of energy equal to 10-1 joules, a fraction of a single joule, using the SI deci prefix.
dJ = uJ × 0.00001
Results update instantly for Microjoules to Decijoules conversions.
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Formula
dJ = uJ × 0.00001
uJ = dJ × 100000
Conversion table
| 1 uJ | 0.000010 dJ |
| 5 uJ | 0.000050 dJ |
| 10 uJ | 0.000100 dJ |
| 20 uJ | 0.000200 dJ |
| 50 uJ | 0.000500 dJ |
| 100 uJ | 0.001000 dJ |
| 500 uJ | 0.005000 dJ |
| 1000 uJ | 0.010000 dJ |
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How the formula works
Both microjoule and decijoule measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in microjoules by 0.00001 to get decijoules. To reverse the conversion, multiply a decijoule value by 100000 to get back to microjoules.
Frequently asked questions
What is Microjoule (uJ)?
A microjoule (uJ) is a metric-prefixed unit of energy equal to 10-6 joules, a fraction of a single joule, using the SI micro prefix.
What is Decijoule (dJ)?
A decijoule (dJ) is a metric-prefixed unit of energy equal to 10-1 joules, a fraction of a single joule, using the SI deci prefix.
How do I convert microjoules to decijoules?
Multiply the microjoule value by 0.00001 to get the equivalent in decijoules. For example, 5 uJ × 0.00001 = 0.000050 dJ.
Is this conversion exact?
Yes. Both units are defined against the SI base unit for this dimension, so the factor 0.00001 is an exact, non-rounded value.
Can I convert decijoules back to microjoules?
Yes. Divide the decijoule value by 0.00001, or multiply it by 100000, to get microjoules.
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About converting microjoules to decijoules
A microjoule (uJ) is a metric-prefixed unit of energy equal to 10-6 joules, a fraction of a single joule, using the SI micro prefix. A decijoule (dJ) is a metric-prefixed unit of energy equal to 10-1 joules, a fraction of a single joule, using the SI deci prefix.
Use this calculator to move between microjoules and decijoules accurately for homework, engineering, billing, or everyday energy calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.