Input interpretation
Be-6 (beryllium-6) | Au-171 (gold-171)
Decay properties
| Be-6 | Au-171 half-life | 5 zs (4.64 to 5.36 zs) | 17 µs (5 to 40 µs) mean lifetime | 7.2 zs (6.7 to 7.73 zs) | 25 µs (4 to 60 µs) decay constant | 1.4×10^20 per second | 41000 per second specific activity | 1.4×10^31 TBq/g | 1.4×10^14 TBq/g width | 91 keV | 1.9×10^-11 eV decay modes | 2p (two-proton emission) | p (proton emission) | α (alpha emission) final decay products | He-4 (100%) | Er-162 (40%) | Dy-158 (17%) | Nd-142 (15%) | Yb-170 (1.7%) | Er-166 (0.2%) | Dy-162 (0%) | Dy-163 (0%) | Er-167 (0%) | Eu-151 (0%) | Gd-154 (0%) | Gd-155 (0%) | Gd-158 (0%) | Nd-143 (0%) | Sm-150 (0%) | Tb-159 (0%)
Decay modes
Be-6
decay mode | 2p (two-proton emission) branching ratio | 100% Q-value | 1.37209 MeV (megaelectronvolts) daughter nuclide | He-4
Au-171
decay mode | p (proton emission) branching ratio | 100% Q-value | 1.4518 MeV (megaelectronvolts) daughter nuclide | Pt-170 decay mode | α (alpha emission) Q-value | 7.0891 MeV (megaelectronvolts) daughter nuclide | Ir-167
Radiation shielding
Radiation shielding
Decay chain
Be-6
Decay chain Be-6
Au-171
Decay chain Au-171
Mass properties
| Be-6 | Au-171 atomic number (Z) | 4 | 79 mass number (A) | 6 | 171 neutron number | 2 | 92 atomic mass | 6.019726317 u (unified atomic mass units) | 170.991878881 u (unified atomic mass units) mass excess | 18.374947 MeV (megaelectronvolts) | -7.564773 MeV (megaelectronvolts) binding energy per nucleon | 4.487262 MeV (megaelectronvolts) | 7.754121 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes
Quantum properties
| Be-6 | Au-171 spin parity J^π | 0^+ (atomic boson) | 1/2^+ (atomic boson) magnetic moment | 0 μ_N | (unknown)
Quantum properties