Input interpretation
Pm-144 | decay modes
Result
ϵ (electron capture) | e^+ (positron emission)
Decay properties
half-life | 363 days (348.6 to 377.5 days) mean lifetime | 523 days (502.9 to 544.4 days) decay constant | 2.21×10^-8 per second specific activity | 92.6 TBq/g (terabecquerels per gram) width | 1.45×10^-23 eV (electronvolts) decay modes | ϵ (electron capture) | e^+ (positron emission) final decay products | Ce-140 (100%)
Decay modes
decay mode | ϵ (electron capture) branching ratio | 100% Q-value | 2.33206 MeV (megaelectronvolts) daughter nuclide | Nd-144 decay mode | e^+ (positron emission) branching ratio | 8×10^-7 daughter nuclide | Nd-144