ATOMIC AND NUCLEAR PHYSICS A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site decay constant The decay constant (λ) of radioactive decay is equal to the reciprocal value of the average lifetime (τ). Between the decay constant, the average lifetime, and the half-life (T½) the following relations exist: λ = τ -1 = T½-1 · ln 2 Related category    • ATOMIC AND NUCLEAR PHYSICS Source: European Nuclear Society Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP