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Attosecond
| attosecond | |
|---|---|
| Unit system | SI |
| Unit of | time |
| Symbol | as |
| Conversions | |
| 1 as in ... | ... is equal to ... |
| SI units | 10−18 s |
An attosecond (abbreviated as as) is a unit of time in the International System of Units (SI) equal to 10−18 or 1⁄1 000 000 000 000 000 000 (one quintillionth) of a second.[1]
An attosecond is to a second, as a second is to approximately 31.69 billion years.[2]
The attosecond is a tiny unit but it has various potential applications: it can observe oscillating molecules, the chemical bonds formed by atoms in chemical reactions, and other extremely tiny and extremely fast things.
- ^ "attosecond - Memidex dictionary/thesaurus". 7 April 2019. Archived from the original on 7 April 2019. Retrieved 24 October 2023.
- ^ "Exploring "Attosecond" Time - Steacie Institute for Molecular Sciences (SIMS)". 11 November 2007. Archived from the original on 11 November 2007. Retrieved 24 October 2023.
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