Input interpretation
Fm-252 (fermium-252) | Pd-102 (palladium-102)
Natural abundance
Fm-252 | Pd-102 0% | 1.02%
Decay properties
| Fm-252 | Pd-102 half-life | 25.4 h (25.347 to 25.433 h) | (stable) mean lifetime | 36.64 h (36.572 to 36.6892 h) | (stable) decay constant | 7.582×10^-6 per second | 0 per second specific activity | 18110 TBq/g | 0 Bq/g width | 4.991×10^-21 eV | 0 eV decay modes | α (alpha emission) | SF (spontaneous fission) | 2β^+ (double beta decay) | 2β^+ (double beta decay) final decay products | Pb-208 (100%) | Pb-206 (4×10^-9%) | Pb-204 (0%) | Hg-200 (0%) | Hg-204 (0%) | Pd-102 (100%) | Ru-102 (0%)
Decay modes
Fm-252
decay mode | α (alpha emission) branching ratio | 100% Q-value | 7.1527 MeV (megaelectronvolts) daughter nuclide | Cf-248 decay mode | SF (spontaneous fission) branching ratio | 0.0023% decay mode | 2β^+ (double beta decay) Q-value | -1.26101 MeV (megaelectronvolts) daughter nuclide | Cf-252
Pd-102
decay mode | 2β^+ (double beta decay) Q-value | -871.43 keV (kiloelectronvolts) daughter nuclide | Ru-102
Radiation shielding
| Fm-252 lead | 23.9 µm water | 65.5 µm air | 59.6 mm
Decay chain
Fm-252
Decay chain Fm-252
Pd-102
Decay chain Pd-102
Mass properties
| Fm-252 | Pd-102 atomic number (Z) | 100 | 46 mass number (A) | 252 | 102 neutron number | 152 | 56 atomic mass | 252.082466855 u (unified atomic mass units) | 101.905608544 u (unified atomic mass units) mass excess | 76.817382 MeV (megaelectronvolts) | -87.925075 MeV (megaelectronvolts) binding energy per nucleon | 7.456031 MeV (megaelectronvolts) | 8.580505 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Fm-252 | Pd-102 spin parity J^π | 0^+ (atomic boson) | 0^+ (atomic boson) magnetic moment | 0 μ_N | 0 μ_N
Units
