Input interpretation
Al-31 | decay modes
Result
β^- (electron emission) | β^-n (electron + delayed neutron)
Decay properties
half-life | 644 ms (milliseconds) (618 to 670.1 ms) mean lifetime | 929 ms (milliseconds) (0.8923 to 0.9659 s) decay constant | 1.08 per second specific activity | 2.09×10^10 TBq/g (terabecquerels per gram) width | 7.08×10^-16 eV (electronvolts) decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) final decay products | P-31 (100%) | Si-30 (1.6%)
Decay modes
decay mode | β^- (electron emission) branching ratio | 98% Q-value | 7.9954 MeV (megaelectronvolts) daughter nuclide | Si-31 decay mode | β^-n (electron + delayed neutron) branching ratio | 1.6% Q-value | 1.408 MeV (megaelectronvolts) daughter nuclide | Si-30