Encyclopedia > Curie

Article Content

Curie

The curie (abbreviation Ci) is a former unit of radioactivity, equal to 3.700×10¹⁰ decays per second, which is roughly the activity of 1 g of ²²⁶Ra. It was named after the pioneers of radiology, Marie Curie and Pierre Curie. It has been replaced by an SI derived unit, the becquerel (Bq).

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Timeline of galaxies, clusters of galaxies, and large scale structure

... 1750 - Thomas Wright discusses galaxies and the shape of the Milky Way, 1755 - Drawing on Wright's work, Immanuel Kant conjectures that the galaxy is a rotating disk ...