Input interpretation
U-230 (uranium-230)
Decay properties
half-life | 21 days mean lifetime | 30 days decay constant | 3.86×10^-7 per second specific activity | 1010 TBq/g (terabecquerels per gram) width | 2.54×10^-22 eV (electronvolts) decay modes | α (alpha emission) | SF (spontaneous fission) | ^22Ne (cluster emission) | 2β^+ (double beta decay) final decay products | Pb-206 (100%) | Pb-208 (3×10^-8%) | Tl-205 (0%)
Decay modes
decay mode | α (alpha emission) branching ratio | 100% Q-value | 5.99273 MeV (megaelectronvolts) daughter nuclide | Th-226 decay mode | SF (spontaneous fission) branching ratio | 1.4×10^-10% decay mode | ^22Ne (cluster emission) branching ratio | 4.8×10^-12% daughter nuclide | Pb-208 decay mode | 2β^+ (double beta decay) Q-value | -1.29367 MeV (megaelectronvolts) daughter nuclide | Th-230
Radiation shielding
lead | 18.9 µm water | 49.6 µm air | 45.2 mm
Decay chain
Decay chain
Mass properties
atomic number (Z) | 92 mass number (A) | 230 neutron number | 138 atomic mass | 230.033939784 u (unified atomic mass units) mass excess | 31.614706 MeV (megaelectronvolts) binding energy per nucleon | 7.620923 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 0^+ (atomic boson) magnetic moment | 0 μ_N
Quantum properties
Excitations
E_level | spin parity J^π | half-life τ_1/2 | width Δ 51.72 keV (kiloelectronvolts) | 2^+ | 2.6×10^-10 seconds | 1.8×10^-6 eV (electronvolts) 169.5 keV (kiloelectronvolts) | 4^+ | (unknown) | (unknown) 347.1 keV (kiloelectronvolts) | 6^+ | (unknown) | (unknown) 366.56 keV (kiloelectronvolts) | 1^- | (unknown) | (unknown) 435.3 keV (kiloelectronvolts) | 3^- | (unknown) | (unknown) 558.3 keV (kiloelectronvolts) | 5^- | (unknown) | (unknown) 578.2 keV (kiloelectronvolts) | 8^+ | (unknown) | (unknown) 734.1 keV (kiloelectronvolts) | 7^- | (unknown) | (unknown) 856.4 keV (kiloelectronvolts) | 10^+ | (unknown) | (unknown) 959 keV (kiloelectronvolts) | 9^- | (unknown) | (unknown)