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Universal Decay Calculator

(last updated 9 Feb 2016)
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For educational purposes only. No warranty.
ORNL is the source of the decay data used in this calculator.

Calculate radioactive decay of 838 nuclides, including ingrowth and decay of their progeny.

Enter the parameters and click the "Calculate" button below. HELP

Numbers can be entered in exponential notation: 5 · 10-6 = 5e-6
"t" means metric tonne.

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    Nuclide Input                
Activity Unit
Bq     kBq     MBq     GBq     TBq     mCi     Ci
Series NameNuclide NameInitial Activitypureequil. *indiv. **
* nuclide initially in secular equilibrium with its progeny
** individual specification of initial activity for each nuclide of series

Output Parameters                
Time PeriodChart TypeChart DetailChart Axes
Start:
End:
no chart
line chart
stacked areas
total activities of each series
all individual nuclide activities
individual nuclide activities for selected series:
      (multiple selections with CTRL-key)


show total for selection *
log. Y axis *
     Decades on log. Y axis:
     

log. X axis
* line chart only
 
        HELP

Results


(... copy and paste ...)
 

(Click legend items to toggle specific curves on/off)
 

 


> See also:

 

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