cesium-137


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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 ?
In a series of soil extraction studies, Kochian's team found the ammonium ion was most effective in dissolving cesium-137 in soils.
The research team even found a hot spot with average concentrations of 1,029 becquerels of cesium-137 per kilogram of mud, 1.
8 billion becquerels of both cesium-134 and cesium-137 per liter.
It was cesium-134 and cesium-137, with their half-lives of two and 30 years, respectively, which would remain in the ocean for years and decades to come.
Chernobyl residents were forced to evacuate in areas where surface soil concentrations of cesium-137 exceeded 1,480 kBq/[m.
For example, cesium-137 is one of the most common radioactive contaminants in the soil at the lab.
Spain -- In late May, high measurements of radioactive cesium-137 activated alarm systems in France, Switzerland, Italy, Germany, Bulgaria, the Czech Republic and Greece.
Other essential minerals are involved in the "grand substitution scam," such as dangerous cobalt-60 for vitamin B12, cesium-137 for potassium; and in a reverse twist the presence of calcium-magnesium in the blood stream will force out radioactive strontium-90.
When you pass food through a chamber contianing rods of radioactive cobalt-60 or cesium-137, it is bombarded with gamma rays.
Cesium-137, commonly used for treatment in hospitals, or Cobalt-60, used to irradiate food, can be turned into terrorist weapons causing drastic economic, psychological and sociological devastation.
Reports have claimed that the contaminated water with 15 times higher levels of cesium-134 and cesium-137 could rise to the ground's surface within three weeks.
the groundwater sample, collected Monday from an observation well located close to the Pacific Ocean, contained 9,000 becquerels of cesium-134 per liter and 18,000 becquerels of cesium-137 per liter.