Input interpretation
Al-34 (aluminum-34)
Decay properties
half-life | 42 ms (milliseconds) (22 to 60 ms) mean lifetime | 61 ms (milliseconds) (30 to 90 ms) decay constant | 17 per second specific activity | 2.9×10^11 TBq/g (terabecquerels per gram) width | 7.5×10^-15 eV (electronvolts) decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) final decay products | S-34 (90%) | S-33 (12.5%)
Decay modes
decay mode | β^- (electron emission) branching ratio | 88% Q-value | 17.024 MeV (megaelectronvolts) daughter nuclide | Si-34 decay mode | β^-n (electron + delayed neutron) branching ratio | 12.5% Q-value | 9.489 MeV (megaelectronvolts) daughter nuclide | Si-33
Decay chain
Decay chain
Mass properties
atomic number (Z) | 13 mass number (A) | 34 neutron number | 21 atomic mass | 33.996851837 u (unified atomic mass units) mass excess | -2.932495 MeV (megaelectronvolts) binding energy per nucleon | 7.858434 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 4^- (atomic fermion)
Quantum properties