Hauf-life

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Nummer o
hauf-lifes
elapsed
Fraction
remainin
Percentage
remaining
0 1/1 100
1 1/2 50
2 1/4 25
3 1/8 12 .5
4 1/16 6 .25
5 1/32 3 .125
6 1/64 1 .563
7 1/128 0 .781
... ... ...
n 1/2n 100/(2n)

Hauf-life (abbreviatit t1⁄2) is the time required for a quantity tae reduce tae hauf its ineetial value. The term is commonly uised in nuclear pheesics tae describe hou quickly unstable atoms unnergang, or hou lang stable atoms survive, radioactive decay. The term is an aa uised mair generally tae chairacterise ony teep o exponential or non-exponential decay. For example, the medical sciences refer tae the biological hauf-life o drogs an ither chemicals in the bouk. The converse o hauf-life is dooblin time.