Input interpretation
Be-14 (beryllium-14)
Decay properties
half-life | 4.35 ms (milliseconds) (4.175 to 4.525 ms) mean lifetime | 6.28 ms (milliseconds) (6.024 to 6.527 ms) decay constant | 159 per second specific activity | 6.83×10^12 TBq/g (terabecquerels per gram) width | 1.05×10^-13 eV (electronvolts) decay modes | β^-n (electron + delayed neutron) | β^- (electron emission) | β^-2n (electron + delayed 2 neutrons) | β^-3n (electron + delayed 3 neutrons) | β^-t (electron + delayed triton) | β^-α (electron + delayed α) final decay products | C-13 (100%) | C-12 (1.1%) | B-11 (0.22%) | He-4 (1.5×10^-4) | Be-9 (2×10^-5) | Li-7 (6×10^-6) | N-14 (0)
Decay modes
decay mode | β^-n (electron + delayed neutron) branching ratio | 98% Q-value | 15.321 MeV (megaelectronvolts) daughter nuclide | B-13 decay mode | β^- (electron emission) branching ratio | 0 daughter nuclide | B-14 decay mode | β^-2n (electron + delayed 2 neutrons) branching ratio | 0.8% Q-value | 10.443 MeV (megaelectronvolts) daughter nuclide | B-12 decay mode | β^-3n (electron + delayed 3 neutrons) branching ratio | 0.2% daughter nuclide | B-11 decay mode | β^-t (electron + delayed triton) branching ratio | 2×10^-4 daughter nuclide | Be-11 decay mode | β^-α (electron + delayed α) branching ratio | 4×10^-5 Q-value | 4.479 MeV (megaelectronvolts) daughter nuclide | Li-10
Decay chain
Decay chain
Mass properties
atomic number (Z) | 4 mass number (A) | 14 neutron number | 10 atomic mass | 14.04289292 u (unified atomic mass units) mass excess | 39.954498 MeV (megaelectronvolts) binding energy per nucleon | 4.993897 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
spin parity J^π | 0^+ (atomic boson) magnetic moment | 0 μ_N
Quantum properties