Input interpretation
Te-108 Re-187 | half-life
Results
Te-108 | 2.1 seconds (1.8 to 2.23 s) Re-187 | 41 Gyr (gigayears) (40.99 to 41.49 Gyr)
Units
Relative values
| visual | ratios | | comparisons Te-108 | | 1.6×10^-18 | 1 | 99.99999999999999984% smaller Re-187 | | 1 | 6×10^17 | 6×10^19% larger
Decay properties
| Te-108 | Re-187 half-life | 2.1 s (1.8 to 2.23 s) | 41 Gyr (40.99 to 41.48 Gyr) mean lifetime | 3 s (2.87 to 3.19 s) | 59.6 Gyr (59.14 to 59.81 Gyr) decay constant | 0.33 per second | 5.32×10^-19 per second specific activity | 1.9×10^9 TBq/g | 1.71 kBq/g width | 2.2×10^-16 eV | 3.51×10^-34 eV decay modes | α (alpha emission) | β^+ (positron emission) | β^+p (positron + delayed proton) | β^+α (positron + delayed α) | β^- (electron emission) | α (alpha emission) final decay products | Pd-104 (49%) | Cd-108 (49%) | Ag-107 (2.4%) | Pd-108 (0%) | Os-187 (100%) | W-183 (1×10^-4%) | Hf-179 (0%)