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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. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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And in 1993, tritium, strontium 90, cesium 137 and plutonium 238 were found in soil samples taken from the camp along the Rocketdyne property line. Since 1951," Hertsgaard writes, "Lake Karachay had accumulated an awesome 120 million curies worth of radioactivity and absorbed nearly 100 times more strontium 90 and cesium 137 than was released at Chernobyl. The plants are helping to clean the pond; their roots dangle in the water to suck up the radionuclides cesium 137 and strontium 90. |
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