Input interpretation
Pm-154 | decay modes
Result
β^- (electron emission)
Decay properties
half-life | 161 seconds (151 to 171 s) mean lifetime | 232 seconds (3.6 to 4.2 min) decay constant | 0.00431 per second specific activity | 1.69×10^7 TBq/g (terabecquerels per gram) width | 1.97×10^-18 eV (electronvolts) decay modes | β^- (electron emission) final decay products | Sm-154 (100%) | Gd-154 (0%)
Decay mode
decay mode | β^- (electron emission) Q-value | 3.9632 MeV (megaelectronvolts) daughter nuclide | Sm-154