Input interpretation
Zr-105 (zirconium-105)
Decay properties
half-life | 600 ms (milliseconds) (440 to 760 ms) mean lifetime | 866 ms (milliseconds) (0.7205 to 1.01 s) decay constant | 1.15 per second specific activity | 6.63×10^9 TBq/g (terabecquerels per gram) width | 7.6×10^-16 eV (electronvolts) decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) final decay products | Pd-105 (100%) | Ru-104 (1.7%) | Pd-104 (0%) | Rh-103 (0%)
Decay modes
decay mode | β^- (electron emission) branching ratio | 100% Q-value | 8.489 MeV (megaelectronvolts) daughter nuclide | Nb-105 decay mode | β^-n (electron + delayed neutron) Q-value | 1.789 MeV (megaelectronvolts) daughter nuclide | Nb-104
Radiation shielding
lead | 4.83 mm portland concrete | 21.1 mm water | 42.6 mm air | 35.1 m
Decay chain
Decay chain
Mass properties
atomic number (Z) | 40 mass number (A) | 105 neutron number | 65 atomic mass | 104.93305 u (unified atomic mass units) mass excess | -62.364 MeV (megaelectronvolts) binding energy per nucleon | 8.367 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes