Becquerel
The becquerel (/ˌbɛkəˈrɛl/; symbol: Bq) is the unit of radioactivity in the International System of Units (SI). One becquerel is defined as the activity of a quantity of radioactive material in which one nucleus decays per second. For applications relating to human health this is a small quantity, and SI multiples of the unit are commonly used.
| becquerel | |
|---|---|
| Unit system | SI |
| Unit of | activity |
| Symbol | Bq |
| Named after | Henri Becquerel |
| Conversions | |
| 1 Bq in ... | ... is equal to ... |
| rutherford | 10−6 Rd |
| curie | 2.703×10−11 Ci ≅ 27 pCi |
| SI base unit | s−1 |
The becquerel is named after Henri Becquerel, who shared a Nobel Prize in Physics with Pierre and Marie Skłodowska Curie in 1903 for their work in discovering radioactivity.
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