Radioactive decay
Main Index
;
Physical Sciences
;
Radioactivity
Half-life
s
fs
ps
ns
µs
ms
minutes
hours
days
weeks
months (lunar)
months (30d)
quarters
years
decades
centuries
millenia
fortnight
Time
s
fs
ps
ns
µs
ms
minutes
hours
days
weeks
months (lunar)
months (30d)
quarters
years
decades
centuries
millenia
fortnight
Fraction remaining
:1
ppm
:2
:5
:10
% (:100)
:1 against