Input interpretation
electron capture | decay constant
Summary
highest | 3.8×10^6 per second (Ra-216) lowest | 2.4×10^-25 per second (Te-123) median | 7.87×10^-7 per second
Distribution plots
(decay constant in millionths per second)
Decay constant rankings
1 | Te-123 | 2.4×10^-25 per second 2 | Pb-205 | 1.27×10^-15 per second 3 | Tc-97 | 5.22×10^-15 per second 4 | Mn-53 | 5.9×10^-15 per second 5 | Kr-81 | 9.62×10^-14 per second 6 | Np-236 | 1.44×10^-13 per second 7 | Ca-41 | 2.16×10^-13 per second 8 | La-137 | 3.7×10^-13 per second 9 | Pb-202 | 4.19×10^-13 per second 10 | Ho-163 | 4.81×10^-12 per second ⋮ | | 138 | Np-228 | 0.0113 per second 139 | Ag-110 | 0.0282 per second 140 | Tc-100 | 0.04483 per second 141 | In-116 | 0.0493 per second 142 | No-256 | 0.238 per second 143 | Rf-260 | 33 per second 144 | Th-222 | 309.9 per second 145 | At-216 | 2310 per second 146 | Th-220 | 71000 per second 147 | Ra-216 | 3.8×10^6 per second
Decay properties
half-life | median | 10.2 days | highest | 92 quadrillion yr (1.28×10^9 to ∞ s) (Te-123) | lowest | 182 ns (171.8 to 192.2 ns) (Ra-216) mean lifetime | median | 14.7 days | highest | 130 quadrillion yr (1.84×10^9 to ∞ s) (Te-123) | lowest | 263 ns (248 to 277.2 ns) (Ra-216) decay constant | highest | 3.8×10^6 per second (Ra-216) | lowest | 2.4×10^-25 per second (Te-123) | median | 7.87×10^-7 per second specific activity | highest | 1.06×10^16 TBq/g (Ra-216) | lowest | 0.0012 Bq/g (Te-123) | median | 3808 TBq/g width | median | 5.18×10^-22 eV | highest | 2.51×10^-9 eV (Ra-216) | lowest | 1.1×10^-40 eV (Te-123)
Units
Corresponding quantities
Lifetime from τ = 1/λ: | 263 ns (nanoseconds)
Half-life from t_(1/2) = log(2)/λ: | 182 ns (nanoseconds)