Input interpretation
Db-256 Pu-231 | half-life
Results
Db-256 | 1.6 seconds (0.9 to 2.9 s) Pu-231 | 8.67 minutes (7.99 to 9.26 min)
Units
Relative values
| visual | ratios | | comparisons Db-256 | | 0.0031 | 1 | 99.69% smaller Pu-231 | | 1 | 320 | 32000% larger
Decay properties
| Db-256 | Pu-231 half-life | 1.6 s (1 to 2.7 s) | 8.67 min (8.01 to 9.25 min) mean lifetime | 2.3 s (1 to 4.1 s) | 12.3 min (11.6 to 13.2 min) decay constant | 0.43 per second | 0.00135 per second specific activity | 1×10^9 TBq/g | 3.52×10^6 TBq/g width | 2×10^-16 eV | 8.8×10^-19 eV decay modes | β^+ (positron emission) | SF (spontaneous fission) | α (alpha emission) | β^+ (positron emission) | α (alpha emission) final decay products | Pb-208 (0.08%) | Pb-206 (3×10^-12%) | Hg-204 (4×10^-15%) | Pb-204 (0%) | Hg-200 (0%) | Pb-207 (100%) | Tl-205 (8×10^-8%) | Pb-208 (8×10^-13%)