cesium-134

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cesium-134

[′sē·zē·əm ‚wən‚thərd·ē′fȯr]
(nuclear physics)
An isotope of cesium, atomic mass number of 134; emits negative beta particles and has a half-life of 2.19 years; used in photoelectric cells and in ion propulsion systems under development.
References in periodicals archive ?
2 and the sea showed levels of radioactive caesium-134 had grown by over 20% in 24 hours.
Tepco said it detected caesium-134 at 11,000 becquerels per liter, Voice of Russia reported.
The giant utility that services Tokyo and its surrounding regions has said groundwater samples taken at the battered Fukushima Daiichi plant on Tuesday showed levels of possibly cancer-causing caesium-134 were more than 110 times higher than they were on Friday.
certain radioactive elements in food and feed (iodine-131, caesium-134 and
Analytical results for all of the 24 samples for various vegetables, fruit (strawberry) and seafood in five prefectures (Gunma, Ibaraki, Niigata, Saitama and Tochigi) indicated that iodine-131, caesium-134 and/or caesium-137 were either not detected or were below the regulation values set by the Japanese authorities.
Samples taken on Monday showed levels of possibly cancer-causing caesium-134 were more than 90 times higher than on Friday, at 9,000 becquerels per litre, TEPCO revealed.
Analytical results for 98 of the 111 samples for various vegetables, spinach and other leafy vegetables, fruit (strawberry), seafood, various meats (beef, chicken and pork) and unprocessed raw milk in eight prefectures (Chiba, Fukushima, Gunma, Ibaraki, Kanagawa, Niigata, Tochigi, and Tokyo), indicated that iodine-131, caesium-134 and caesium-137 were either not detected or were below the regulation values set by the Japanese authorities.
caesium-134, detected in the air in Spain recently, are believed to be
The environmental pressure group said it tested 60 seafood samples bought at stores in eastern Japan operated by five major supermarket chains and found 34 of them with radioactive caesium-134 and caesium-137.
As far as food contamination is concerned, 63 samples taken from 24 - 29 March, and reported on from 27 - 29 March, for various vegetables, fruit (strawberries), mushrooms, eggs, seafood and pasteurized milk in eight prefectures (Chiba, Fukushima, Gunma, Ibaraki, Miyagi, Niigata, Tochigi and Yamagata), stated that results for iodine-131, caesium-134 and caesium-137 were either not detected or were below the regulation values set by the Japanese authorities.
The samples, taken on Friday, also contained 1,300 becquerels of caesium-134 and 190 becquerels of iodine-131, according to a TEPCO statement issued late Tuesday after the first analysis of seabed soil since the March 11 disaster.
There were found to be 74,000 becquerel per litre for iodine-131, 12,000 becquerel per litre for caesium-137, and 12,000 becquerel per litre for caesium-134.