Input interpretation
He-10 (helium-10) | Pt-186 (platinum-186)
Decay properties
| He-10 | Pt-186 half-life | 1.52 zs (0.898 to 4.8 zs) | 124.8 min (121.7 to 127.9 min) mean lifetime | 2.19 zs (1.29 to 7.1 zs) | 180 min (175.66 to 184.51 min) decay constant | 4.56×10^20 per second | 9.26×10^-5 per second specific activity | 2.73×10^31 TBq/g | 300000 TBq/g width | 208 keV | 6.09×10^-20 eV decay modes | 2n (two-neutron emission) | β^+ (positron emission) | α (alpha emission) final decay products | He-4 (80%) | Li-7 (16%) | W-182 (100%) | Hf-178 (0)
Decay modes
He-10
decay mode | 2n (two-neutron emission) branching ratio | 100% Q-value | 1.0685 MeV (megaelectronvolts) daughter nuclide | He-8
Pt-186
decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 286.3 keV (kiloelectronvolts) daughter nuclide | Ir-186 decay mode | α (alpha emission) branching ratio | 1.4×10^-6 Q-value | 4.3197 MeV (megaelectronvolts) daughter nuclide | Os-182
Radiation shielding
Radiation shielding
Decay chain
He-10
Decay chain He-10
Pt-186
Decay chain Pt-186
Mass properties
| He-10 | Pt-186 atomic number (Z) | 2 | 78 mass number (A) | 10 | 186 neutron number | 8 | 108 atomic mass | 10.052398837 u (unified atomic mass units) | 185.959350813 u (unified atomic mass units) mass excess | 48.809203 MeV (megaelectronvolts) | -37.864474 MeV (megaelectronvolts) binding energy per nucleon | 3.033927 MeV (megaelectronvolts) | 7.946809 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| He-10 | Pt-186 spin parity J^π | 0^+ (atomic boson) | 0^+ (atomic boson) magnetic moment | 0 μ_N | 0 μ_N
Quantum properties