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Universal Decay Calculator (Vers. A)

(last updated 15 Jun 2011)
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For educational purposes only. No warranty.
For optional viewing of the results in chart form, Netscape 4.0, Internet Explorer 4.0 or higher is required, and Java must be enabled (uses Java applet tChart external link).
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 new window

There exists another version of this calculator with a different output chart (log vertical scale, no stacking, totals of series only).
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 Options
Start:
End: 		s
min
h
d
a
 no chart
total only *)
one chart per series, plus total *)
*) may take a few minutes on old machines, depending on input data
 
        HELP new window      
 

Results


(... copy and paste ...)
 

Output Charts

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> See also:

 

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