Input interpretation
Al-33 (aluminum-33) | Cu-71 (copper-71)
Decay properties
| Al-33 | Cu-71 half-life | 41.7 ms (41.43 to 41.97 ms) | 19.5 s (17.6 to 21.4 s) mean lifetime | 60.2 ms (59.82 to 60.5 ms) | 28.1 s (25.3 to 31 s) decay constant | 16.6 per second | 0.0355 per second specific activity | 3.03×10^11 TBq/g | 3.02×10^8 TBq/g width | 1.09×10^-14 eV | 1.62×10^-17 eV decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) | β^- (electron emission) final decay products | S-33 (90%) | S-32 (8%) | Ga-71 (100%)
Decay modes
Al-33
decay mode | β^- (electron emission) branching ratio | 92% Q-value | 11.9633 MeV (megaelectronvolts) daughter nuclide | Si-33 decay mode | β^-n (electron + delayed neutron) branching ratio | 8.5% Q-value | 7.4802 MeV (megaelectronvolts) daughter nuclide | Si-32
Cu-71
decay mode | β^- (electron emission) branching ratio | 100% Q-value | 4.6158 MeV (megaelectronvolts) daughter nuclide | Zn-71
Radiation shielding
| Al-33 lead | 3.04 mm portland concrete | 11.8 mm water | 23.5 mm air | 19.9 m
Decay chain
Al-33
Decay chain Al-33
Cu-71
Decay chain Cu-71
Mass properties
| Al-33 | Cu-71 atomic number (Z) | 13 | 29 mass number (A) | 33 | 71 neutron number | 20 | 42 atomic mass | 32.990843336 u (unified atomic mass units) | 70.932676833 u (unified atomic mass units) mass excess | -8.529377 MeV (megaelectronvolts) | -62.711127 MeV (megaelectronvolts) binding energy per nucleon | 8.021586 MeV (megaelectronvolts) | 8.635022 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Al-33 | Cu-71 spin parity J^π | 5/2^+ (atomic boson) | 3/2^- (atomic boson)
Quantum properties