cobalt-60

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Related to Co-60: Cs-137, Sr-90

co·balt-60

(kō′bôlt-sĭk′stē)
n.
A radioactive isotope of cobalt with mass number 60 and exceptionally intense gamma-ray activity, used in radiotherapy, metallurgy, and materials testing.
References in periodicals archive ?
Contract notice: supply of a co-60 radiation source
As Co-60 decays, this decrease in activity requires periodic replacement of the sources used and is one of the reasons why cobalt machines have been partly replaced by linear accelerators in modern radiation therapy.
Following an initial survey no significant contamination was found, however there were trace amounts of Co-60 which has resulted in a warning letter from Natural Resources Wales.
The Trabzon Governor's Office says there is no record showing that the Cs-137 equipment was ever given to the hospital, although there is a record of the Co-60 device.
In the article concerning biological effects of ionizing radiation, (2) the expected mortality in Co-60 contaminated apartments in Taiwan was 116 per 100,000 person-years, not 116 per 1,000 person-years as stated on p 46.
1] Mn-54 4,89 0,02 Co-60 5,80 0,04 Zn-65 7,27 0,08 Cd-109 19,62 0,10 Cs-134 13,30 0,10 Cs-137 16,72 0,08 Am-241 3,66 0,02 Eficiencia experimental Isotopo Valor Lab.
Bq/g of Co-60 was applied at zero water potential to one end of the column.
Both Co-60 machines and linacs have been used for cancer treatment since the 1950s.
Tenders invited for The exposure device is designed for a source strength of 120 ci of co-60 and will be used for non destructive testing in industries.
Limited Tenders are invited for Supply Of Disk Source Of Co-60