Physics

Radioactivity and binding energy

Decay constant, mean lifetime, remaining nuclei and binding energy per nucleon.

Physics

Radioactive decay from decay constant

N = N₀e⁻λᵗ→
Physics

Half-life from decay constant

T½ = ln 2 / λ→
Physics

Mean nuclear lifetime

τ = 1 / λ→
Physics

Remaining radioactive nuclei percentage

P = 2⁻ᵗ⁄ᵀ × 100%→
Physics

Binding energy per nucleon

Eᵤ = E / A→
Physics

Decay constant from half-life

λ = ln 2 / T½→