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Half-life

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The period during which half of the nuclei decay in a quantity of radionuclides. There are extreme variations in the half-lives of the various radionuclides, e.g. from 7.2·1024years for tellurium-128 down to 2·10-16 seconds for beryllium-8. The following relationships exist between the half-life T, the decay constant and the average lifetime:

Half-life

Decay curve of tritium (H-3) - Half-life 12.3 years

 

 

 


 

 


 

RRFM2018

11 - 15 March 2018
Munich, Germany

RRFM2018

30 September - 04 October 2018
Prague, Czech Republic