Input interpretation
Am-241 | decay modes
Result
α (alpha emission) | SF (spontaneous fission) | ^34Si (cluster emission)
Decay properties
half-life | 432.5 years (431.73 to 433.25 yr) mean lifetime | 624 years (622.87 to 625 yr) decay constant | 5.081×10^-11 per second specific activity | 126.9 GBq/g (gigabecquerels per gram) width | 3.345×10^-26 eV (electronvolts) decay modes | α (alpha emission) | SF (spontaneous fission) | ^34Si (cluster emission) final decay products | Tl-205 (100%) | Pb-207 (7×10^-10%)
Decay modes
decay mode | α (alpha emission) branching ratio | 100% Q-value | 5.63782 MeV (megaelectronvolts) daughter nuclide | Np-237 decay mode | SF (spontaneous fission) branching ratio | 4.3×10^-10% decay mode | ^34Si (cluster emission) branching ratio | 7.4×10^-14% daughter nuclide | Tl-207