Input interpretation
Nb-81 Re-165 | half-life
Results
Nb-81 | 800 ms (milliseconds) Re-165 | 1 second
Relative values
| visual | ratios | | comparisons Nb-81 | | 0.8 | 1 | 20% smaller Re-165 | | 1 | 1 | 25% larger
Decay properties
| Nb-81 | Re-165 half-life | 800 ms | 1 s mean lifetime | 1.2 s | 1 s decay constant | 0.87 per second | 1 per second specific activity | 6.4×10^9 TBq/g | 4×10^9 TBq/g width | 4×10^-16 eV | 5×10^-16 eV decay modes | p (proton emission) | β^+ (positron emission) | β^+p (positron + delayed proton) | β^+ (positron emission) | α (alpha emission) final decay products | Br-79 (0%) | Br-81 (0%) | Kr-80 (0%) | Dy-161 (0%) | Eu-153 (0%) | Gd-157 (0%) | Ho-165 (0%) | Nd-145 (0%) | Pr-141 (0%) | Sm-149 (0%)