Leumas Physics

Radioactive Decay

N_t = N0·exp(-λ·t)

What it says

The exponential decay law giving the number of remaining nuclei at time t from an initial population and the decay constant.

Symbols

SymbolQuantityDimension
N_tQuantity remaining at time t (count)1
N0Initial quantity (count)1
λDecay constant (1/s)T^-1
tTime (s)T

Work it out

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Connects to

Filed under Nuclear · derive through it in the explorer