Input interpretation
Sb-105 (antimony-105)
Decay properties
half-life | 1.22 seconds (1.09 to 1.35 s) mean lifetime | 1.76 seconds (1.57 to 1.95 s) decay constant | 0.568 per second specific activity | 3.26×10^9 TBq/g (terabecquerels per gram) width | 2.59×10^-16 eV (electronvolts) decay modes | p (proton emission) | β^+p (positron + delayed proton) | β^+ (positron emission) final decay products | Pd-104 (1%) | Pd-105 (0)
Decay modes
decay mode | p (proton emission) branching ratio | 1% Q-value | 482.6 keV (kiloelectronvolts) daughter nuclide | Sn-104 decay mode | β^+p (positron + delayed proton) daughter nuclide | In-104 decay mode | β^+ (positron emission) Q-value | 8.42 MeV (megaelectronvolts) daughter nuclide | Sn-105
Decay chain
Decay chain
Mass properties
atomic number (Z) | 51 mass number (A) | 105 neutron number | 54 atomic mass | 104.931486348 u (unified atomic mass units) mass excess | -63.820056 MeV (megaelectronvolts) binding energy per nucleon | 8.29913 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 5/2^+ (atomic boson)
Quantum properties
Excitations
E_level | spin parity J^π | half-life τ_1/2 | width Δ 1219.41 keV (kiloelectronvolts) | 9/2^+ | (unknown) | (unknown) 1840.7 keV (kiloelectronvolts) | 13/2^+ | (unknown) | (unknown) 2211.1 keV (kiloelectronvolts) | 15/2^+ | (unknown) | (unknown) 2498.1 keV (kiloelectronvolts) | 17/2^+ | (unknown) | (unknown) 2993.3 keV (kiloelectronvolts) | 19/2^+ | (unknown) | (unknown) 3728.4 keV (kiloelectronvolts) | 23/2^+ | (unknown) | (unknown) 3973.8 keV (kiloelectronvolts) | (unknown) | (unknown) | (unknown)