Input interpretation
Dy-145 (dysprosium-145)
Decay properties
half-life | 6 seconds (-1 to 13 s) mean lifetime | 9 seconds (-6 to 23 s) decay constant | 0.1 per second specific activity | 5×10^8 TBq/g (terabecquerels per gram) width | 5×10^-17 eV (electronvolts) decay modes | β^+ (positron emission) | β^+p (positron + delayed proton) final decay products | Ce-140 (0%) | Nd-145 (0%) | Pr-141 (0%) | Sm-144 (0%)
Decay modes
decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 6.5704 MeV (megaelectronvolts) daughter nuclide | Tb-145 decay mode | β^+p (positron + delayed proton) daughter nuclide | Gd-144
Decay chain
Decay chain
Mass properties
atomic number (Z) | 66 mass number (A) | 145 neutron number | 79 atomic mass | 144.937425 u (unified atomic mass units) mass excess | -58.288238 MeV (megaelectronvolts) binding energy per nucleon | 8.117202 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 1/2^+ (atomic fermion)
Quantum properties
Excitations
E_level | spin parity J^π | half-life τ_1/2 | width Δ 66.3 keV (kiloelectronvolts) | 3/2^+ | (unknown) | (unknown) 118.2 keV (kiloelectronvolts) | 11/2^- | 13.6 seconds | 3.35×10^-17 eV (electronvolts) 406.1 keV (kiloelectronvolts) | 5/2^+ | (unknown) | (unknown) 431.1 keV (kiloelectronvolts) | 9/2^- | (unknown) | (unknown) 681.5 keV (kiloelectronvolts) | 15/2^- | (unknown) | (unknown) 740.2 keV (kiloelectronvolts) | 7/2^- | (unknown) | (unknown) 818.7 keV (kiloelectronvolts) | 13/2^- | (unknown) | (unknown) 1142 keV (kiloelectronvolts) | 9/2^- | (unknown) | (unknown) 1283.4 keV (kiloelectronvolts) | (unknown) | (unknown) | (unknown) 1636.2 keV (kiloelectronvolts) | 19/2^- | (unknown) | (unknown)