Input interpretation
Mn-48 (manganese-48)
Decay properties
half-life | 158.1 ms (milliseconds) (155.88 to 160.32 ms) mean lifetime | 228.1 ms (milliseconds) (224.89 to 231.29 ms) decay constant | 4.384 per second specific activity | 5.504×10^10 TBq/g (terabecquerels per gram) width | 2.886×10^-15 eV (electronvolts) decay modes | β^+ (positron emission) | β^+p (positron + delayed proton) | β^+α (positron + delayed α) final decay products | Ti-48 (100%) | Ti-47 (0.28%) | Ca-44 (6×10^-4%)
Decay modes
decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 12.474 MeV (megaelectronvolts) daughter nuclide | Cr-48 decay mode | β^+p (positron + delayed proton) branching ratio | 0.28% daughter nuclide | V-47 decay mode | β^+α (positron + delayed α) branching ratio | 6×10^-4% daughter nuclide | Ti-44
Decay chain
Decay chain
Mass properties
atomic number (Z) | 25 mass number (A) | 48 neutron number | 23 atomic mass | 47.96852 u (unified atomic mass units) mass excess | -29.323431 MeV (megaelectronvolts) binding energy per nucleon | 8.27475 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 4^+ (atomic fermion)
Quantum properties
Excitations
E_level | spin parity J^π | half-life τ_1/2 | width Δ 312 keV (kiloelectronvolts) | 2^+ | (unknown) | (unknown) 430 keV (kiloelectronvolts) | 5^+ | (unknown) | (unknown) 598 keV (kiloelectronvolts) | 1^+ | (unknown) | (unknown) 636 keV (kiloelectronvolts) | 6^+ | (unknown) | (unknown) 688 keV (kiloelectronvolts) | 1^- | (unknown) | (unknown) 912 keV (kiloelectronvolts) | 2^- | (unknown) | (unknown) 1220 keV (kiloelectronvolts) | 3^- | (unknown) | (unknown) 1283 keV (kiloelectronvolts) | 7^+ | (unknown) | (unknown) 1627 keV (kiloelectronvolts) | 4^- | (unknown) | (unknown) 2129 keV (kiloelectronvolts) | 5^- | (unknown) | (unknown)