Input interpretation
Dy-156 (dysprosium-156) | Ac-214 (actinium-214)
Natural abundance
Dy-156 | Ac-214 6×10^-4 | 0
Decay properties
| Dy-156 | Ac-214 half-life | (stable) | 8.2 s (7.1 to 9.3 s) mean lifetime | (stable) | 12 s (11.5 to 12.2 s) decay constant | 0 per second | 0.083 per second specific activity | 0 Bq/g | 2.3×10^8 TBq/g width | 0 eV | 5.6×10^-17 eV decay modes | α (alpha emission) | 2β^+ (double beta decay) | α (alpha emission) | β^+ (positron emission) final decay products | Dy-156 (100%) | Ce-140 (0) | Gd-156 (0) | Sm-152 (0) | Pb-206 (90%) | Hg-202 (6%) | Hg-198 (6×10^-4)
Decay modes
Dy-156
decay mode | α (alpha emission) Q-value | 1.75946 MeV (megaelectronvolts) daughter nuclide | Gd-152 decay mode | 2β^+ (double beta decay) Q-value | -32.03 keV (kiloelectronvolts) daughter nuclide | Gd-156
Ac-214
decay mode | α (alpha emission) branching ratio | 89% Q-value | 7.35024 MeV (megaelectronvolts) daughter nuclide | Fr-210 decay mode | β^+ (positron emission) branching ratio | 11% Q-value | 5.3063 MeV (megaelectronvolts) daughter nuclide | Ra-214
Radiation shielding
Radiation shielding
Decay chain
Dy-156
Decay chain Dy-156
Ac-214
Decay chain Ac-214
Mass properties
| Dy-156 | Ac-214 atomic number (Z) | 66 | 89 mass number (A) | 156 | 214 neutron number | 90 | 125 atomic mass | 155.92428311 u (unified atomic mass units) | 214.006901798 u (unified atomic mass units) mass excess | -70.529829 MeV (megaelectronvolts) | 6.428984 MeV (megaelectronvolts) binding energy per nucleon | 8.192439 MeV (megaelectronvolts) | 7.715907 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Dy-156 | Ac-214 spin parity J^π | 0^+ (atomic boson) | 5^+ (atomic fermion) magnetic moment | 0 μ_N | (unknown)
Quantum properties