Input interpretation
Tl-189 Bh-269 | decay modes
Results
Tl-189 | β^+ (positron emission) Bh-269 | α (alpha emission)
Decay properties
| Tl-189 | Bh-269 half-life | 140 s (124 to 152 s) | 25 s mean lifetime | 200 s (180 to 218 s) | 36 s decay constant | 0.005 per second | 0.028 per second specific activity | 1.6×10^7 TBq/g | 6.2×10^7 TBq/g width | 3.3×10^-18 eV | 1.8×10^-17 eV decay modes | β^+ (positron emission) | α (alpha emission) final decay products | Os-189 (100%) | Re-185 (6×10^-5%) | Ta-181 (1.5×10^-9%) | Pb-207 (0%) | Tl-205 (0%)
Decay modes
Tl-189
decay mode | β^+ (positron emission) branching ratio | 100% Q-value | 4.0064 MeV (megaelectronvolts) daughter nuclide | Hg-189
Bh-269
decay mode | α (alpha emission) Q-value | 8.84 MeV (megaelectronvolts) daughter nuclide | Db-265