Input interpretation
W-178 Ir-196 | half-life
Results
W-178 | 21.6 days (21.1 to 21.93 days) Ir-196 | 52 seconds (50.4 to 53.6 s)
Units
Relative values
| visual | ratios | | comparisons Ir-196 | | 2.8×10^-5 | 1 | 99.9972% smaller W-178 | | 1 | 36000 | 3.6×10^6% larger
Decay properties
| W-178 | Ir-196 half-life | 21.6 days (21.1 to 21.92 days) | 52 s (50.5 to 53.5 s) mean lifetime | 31.1 days (30.7 to 31.63 days) | 75 s (73 to 77.1 s) decay constant | 3.72×10^-7 per second | 0.013 per second specific activity | 1260 TBq/g | 4.1×10^7 TBq/g width | 2.44×10^-22 eV | 8.8×10^-18 eV decay modes | ϵ (electron capture) | β^- (electron emission) final decay products | Hf-178 (100%) | Pt-196 (100%)