Convert attojoule to megajoule
Please provide values below to convert attojoule [aJ] to megajoule [MJ], or Convert megajoule to attojoule.
1 aJ = 1.0000e-24 MJ. To convert attojoule to megajoule, multiply the value by 1.0000e-24; to go the other way, divide by it (1 MJ = 1.0000e+24 aJ). Both units measure energy and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 aJ = 1.0000e-24 MJ
- 1 MJ = 1.0000e+24 aJ
- 10 aJ = 1.0000e-23 MJ
- 100 aJ = 1.0000e-22 MJ
How to Convert Attojoule to Megajoule
1 aJ = 1e-24 MJ
Example: convert 15 aJ to MJ:
15 aJ = 15 × 1e-24 MJ = 1.5e-23 MJ
Attojoule to Megajoule Conversion Table
| attojoule | megajoule |
|---|---|
| 1 aJ | 1.0000e-24 MJ |
| 2 aJ | 2.0000e-24 MJ |
| 3 aJ | 3.0000e-24 MJ |
| 5 aJ | 5.0000e-24 MJ |
| 10 aJ | 1.0000e-23 MJ |
| 20 aJ | 2.0000e-23 MJ |
| 50 aJ | 5.0000e-23 MJ |
| 100 aJ | 1.0000e-22 MJ |
| 500 aJ | 5.0000e-22 MJ |
| 1000 aJ | 1.0000e-21 MJ |
Attojoule
An attojoule (aJ) is a unit of energy equal to 10^-18 joules.
History/Origin
The attojoule was introduced as part of the SI prefixes to measure extremely small amounts of energy, particularly in fields like nanotechnology and quantum physics, as the need to quantify very tiny energy scales grew.
Current Use
The attojoule is used in scientific research to measure minute energy quantities, such as in nanotechnology, quantum computing, and molecular biology, where energies involved are extremely small.
Megajoule
A megajoule (MJ) is a unit of energy equal to one million joules.
History/Origin
The megajoule was introduced as part of the metric system to measure large amounts of energy, especially in scientific and engineering contexts, aligning with the SI units established in the 20th century.
Current Use
The megajoule is used in fields such as physics, engineering, and energy industries to quantify large energy quantities, including in energy production, consumption, and scientific research.
Frequently Asked Questions
What is 1 attojoule in megajoule?
1 attojoule (aJ) = 1.0000e-24 megajoule (MJ).
How do you convert attojoule to megajoule?
Multiply the attojoule value by 1.0000e-24. For example, 25 aJ × 1.0000e-24 = 2.5000e-23 MJ.
What is 10 attojoule in megajoule?
10 aJ = 1.0000e-23 MJ.
Which unit is larger, the attojoule or the megajoule?
The megajoule is the larger unit: 1 aJ equals only 1.0000e-24 MJ.