Input interpretation
At-219 Nb-102 | half-life
Results
At-219 | 56 seconds (52.4 to 59.6 s) Nb-102 | 1.3 seconds (1.08 to 1.52 s)
Units
Relative values
| visual | ratios | | comparisons Nb-102 | | 0.023 | 1 | 97.7% smaller At-219 | | 1 | 43 | 4200% larger
Decay properties
| At-219 | Nb-102 half-life | 56 s (52.5 to 59.5 s) | 1.3 s (1.09 to 1.51 s) mean lifetime | 81 s (75.8 to 85.8 s) | 1.9 s (1.57 to 2.18 s) decay constant | 0.012 per second | 0.53 per second specific activity | 3.4×10^7 TBq/g | 3.1×10^9 TBq/g width | 8.1×10^-18 eV | 3.5×10^-16 eV decay modes | α (alpha emission) | β^- (electron emission) | β^- (electron emission) final decay products | Pb-207 (100%) | Ru-102 (100%)