cesium-137

(redirected from 137 Cs)
Also found in: Medical.

cesium-137

[′sē·zē·əm ‚wən‚thərd·ē′sev·ən]
(nuclear physics)
An isotope of cesium with atomic mass number of 137; emits negative beta particles and has a half-life of 30 years; offers promise as an encapsulated radiation source for therapeutic and other purposes. Also known as radiocesium.
References in periodicals archive ?
Tenders are invited for Repair and maintenance work on on-farm reclamation networks, contaminated areas of the Kormyansky district of the Gomel region with a pollution density of more than 5 Ci / km 137 Cs
This growing site falls into an increased radioactive contamination patch--prior to the accident at the Chernobyl Nuclear Power Plant (ChNPP), the specific activity of 137 Cs in the soil was 12-26 Bq/kg.
Electronic auction: repair and maintenance work on on-farm reclamation networks, contaminated areas of the kormyansky district of the gomel region with a pollution density of more than 5 ci / km 137 cs