Input interpretation
At-211 (astatine-211) | Pu-232 (plutonium-232)
Decay properties
| At-211 | Pu-232 half-life | 7.2139 h (7.2059 to 7.2222 h) | 33.8 min (32 to 35 min) mean lifetime | 10.408 h (10.397 to 10.419 h) | 48.8 min (46 to 52 min) decay constant | 2.6688×10^-5 per second | 3.42×10^-4 per second specific activity | 76175 TBq/g | 887000 TBq/g width | 1.757×10^-20 eV | 1.56×10^-19 eV decay modes | ϵ (electron capture) | α (alpha emission) | ϵ (electron capture) | α (alpha emission) final decay products | Pb-207 (100%) | Pb-208 (100%) | Pb-206 (3.6×10^-11) | Hg-204 (4.4×10^-14) | Pb-204 (0) | Hg-200 (0)
Decay modes
At-211
decay mode | ϵ (electron capture) branching ratio | 58.2% Q-value | 785.36 keV (kiloelectronvolts) daughter nuclide | Po-211 decay mode | α (alpha emission) branching ratio | 41.8% Q-value | 5.98237 MeV (megaelectronvolts) daughter nuclide | Bi-207
Pu-232
decay mode | ϵ (electron capture) branching ratio | 89% Q-value | 1.005 MeV (megaelectronvolts) daughter nuclide | Np-232 decay mode | α (alpha emission) branching ratio | 11% Q-value | 6.7159 MeV (megaelectronvolts) daughter nuclide | U-228
Radiation shielding
Radiation shielding
Decay chain
At-211
Decay chain At-211
Pu-232
Decay chain Pu-232
Mass properties
| At-211 | Pu-232 atomic number (Z) | 85 | 94 mass number (A) | 211 | 232 neutron number | 126 | 138 atomic mass | 210.987496271 u (unified atomic mass units) | 232.041187097 u (unified atomic mass units) mass excess | -11.647148 MeV (megaelectronvolts) | 38.365534 MeV (megaelectronvolts) binding energy per nucleon | 7.811354 MeV (megaelectronvolts) | 7.588963 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| At-211 | Pu-232 spin parity J^π | 9/2^- (atomic boson) | 0^+ (atomic boson) magnetic moment | (unknown) | 0 μ_N
Quantum properties