Input interpretation
Al-22 (aluminum-22) | Si-24 (silicon-24)
Decay properties
| Al-22 | Si-24 half-life | 59 ms (55.4 to 63 ms) | 140 ms (131.9 to 148.1 ms) mean lifetime | 85 ms (80 to 90.2 ms) | 202 ms (190.3 to 213.7 ms) decay constant | 12 per second | 4.95 per second specific activity | 3.2×10^11 TBq/g | 1.24×10^11 TBq/g width | 7.7×10^-15 eV | 3.26×10^-15 eV decay modes | β^+ (positron emission) | β^+p (positron + delayed proton) | β^+2p (positron + delayed 2 protons) | β^+α (positron + delayed α) | β^+ (positron emission) | β^+p (positron + delayed proton) final decay products | Ne-22 (55%) | Ne-21 (44%) | Ne-20 (0.9%) | O-18 (0.31%) | Mg-24 (60%) | Na-23 (37.6%) | Ne-20 (0.022%)
Decay modes
Al-22
decay mode | β^+ (positron emission) branching ratio | 55% Q-value | 17.5578 MeV (megaelectronvolts) daughter nuclide | Mg-22 decay mode | β^+p (positron + delayed proton) branching ratio | 44% daughter nuclide | Na-21 decay mode | β^+2p (positron + delayed 2 protons) branching ratio | 0.9% daughter nuclide | Ne-20 decay mode | β^+α (positron + delayed α) branching ratio | 0.31% daughter nuclide | Ne-18
Si-24
decay mode | β^+ (positron emission) branching ratio | 62% Q-value | 9.7894 MeV (megaelectronvolts) daughter nuclide | Al-24 decay mode | β^+p (positron + delayed proton) branching ratio | 37.6% daughter nuclide | Mg-23
Radiation shielding
Radiation shielding
Decay chain
Al-22
Decay chain Al-22
Si-24
Decay chain Si-24
Mass properties
| Al-22 | Si-24 atomic number (Z) | 13 | 14 mass number (A) | 22 | 24 neutron number | 9 | 10 atomic mass | 22.01952 u (unified atomic mass units) | 24.011545616 u (unified atomic mass units) mass excess | 18.183 MeV (megaelectronvolts) | 10.754673 MeV (megaelectronvolts) binding energy per nucleon | 6.783 MeV (megaelectronvolts) | 7.166837 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Al-22 | Si-24 spin parity J^π | 3^+ (atomic fermion) | 0^+ (atomic boson) magnetic moment | (unknown) | 0 μ_N
Quantum properties