Attojoule (aJ)
Convert Attojoule to Other Units
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About the Attojoule
Unit Details
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Reference Chart
Attojoule Reference Chart - Energy Conversions
Interactive conversion chart showing energy unit relationships. Compare 8 common units with precise calculations.
| Unit | Symbol | Equivalent to 1 aJ |
|---|---|---|
| AttojouleBase Unit | aJ | 1 |
| Btu (International) | Btu | 1.055E21 |
| Btu (Thermochemical) | Btu | 1.054E21 |
| Calorie (International) | cal | 4.187E18 |
| Calorie (Nutritional) | cal | 4.187E21 |
| Calorie (Thermochemical) | cal | 4.184E18 |
| Dyne-Centimeter | dyn cm | 1E11 |
| Electron Volt | eV | 0.16021 |
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Comparison Table
Attojoule Comparison Table
Compare Attojoule values with 6 other energy units. Quick reference for common conversion values.
| Attojoule (aJ) | Btu (International) (Btu) | Btu (Thermochemical) (Btu) | Calorie (International) (cal) | Calorie (Nutritional) (cal) | Calorie (Thermochemical) (cal) | Dyne-Centimeter (dyn cm) |
|---|---|---|---|---|---|---|
| 1 | 9.478E-22 | 9.485E-22 | 2.388E-19 | 2.388E-22 | 2.39E-19 | 1E-11 |
| 5 | 4.739E-21 | 4.742E-21 | 1.194E-18 | 1.194E-21 | 1.195E-18 | 5E-11 |
| 10 | 9.478E-21 | 9.485E-21 | 2.388E-18 | 2.388E-21 | 2.39E-18 | 1E-10 |
| 25 | 2.37E-20 | 2.371E-20 | 5.971E-18 | 5.971E-21 | 5.975E-18 | 2.5E-10 |
| 50 | 4.739E-20 | 4.742E-20 | 1.194E-17 | 1.194E-20 | 1.195E-17 | 5E-10 |
| 100 | 9.478E-20 | 9.485E-20 | 2.388E-17 | 2.388E-20 | 2.39E-17 | 1E-9 |
How to Use This Table
Find the value in Attojoule in the first column, then read across to see the equivalent values in other energy units.
Precision Note
All conversions are calculated using precise conversion factors with locale-appropriate number formatting for optimal readability.
About the Attojoule
The Attojoule (aJ) is a unit of energy measurement. Use our converter above to convert Attojoule to any other energy unit instantly