The sievert (symbol Sv) is an SI derived unit of radiation dose. It is defined as the dose received in one hour at a distance of 1 cm from a point source of 1 mg of radium in a 0.5 mm thick platinum enclosure. It is approximately equivalent to 8.4 röntgens or 21.6 curie/kilogram.
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!
... in the town is $61,808, and the median income for a family is $78,873. Males have a median income of $51,469 versus $41,161 for females. The per capita income for the town ...