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radioactive half-life

   Also found in: Encyclopedia 0.01 sec.
radioactive half-life.
See half-life.


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The radioactive half-life of plutonium contaminated waste is 27,000 years and the Government estimates it will soon have 500,000 tonnes of higher level nuclear waste it has no home for, even if it never builds another nuclear power station.
Nuke the sun by The Journal (Newcastle, England)
Iodine-131 has a radioactive half-life of only about eight days, however, and the risk of harmful exposure decreased rapidly after each bomb test.
Bomb tests and thyroid cancer - screening program not recommended by Journal of Environmental Health
Previous PET imaging studies of amyloid plaque have involved the use of 11C-labeled radiopharmaceuticals which have a very short useful lifetime due to the short (20 minute) radioactive half-life of 11C.
Avid Radiopharmaceuticals Initiates First Phase II Trial of Novel ... by Business Wire
 
 
 
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