Input interpretation
Pt-181 Rn-214 | half-life
Results
Pt-181 | 52 seconds (49.2 to 54.8 s) Rn-214 | 270 ns (nanoseconds) (249.6 to 290.4 ns)
Units
Relative values
| visual | ratios | | comparisons Rn-214 | | 5.2×10^-9 | 1 | 99.99999948% smaller Pt-181 | | 1 | 1.9×10^8 | 1.9×10^10% larger
Decay properties
| Pt-181 | Rn-214 half-life | 52 s (49.3 to 54.7 s) | 270 ns (249.7 to 290.3 ns) mean lifetime | 75 s (71.1 to 78.9 s) | 390 ns (360.3 to 418.7 ns) decay constant | 0.013 per second | 2.56×10^6 per second specific activity | 4.4×10^7 TBq/g | 7.22×10^15 TBq/g width | 8.8×10^-18 eV | 1.69×10^-9 eV decay modes | β^+ (positron emission) | α (alpha emission) | α (alpha emission) | 2β^+ (double beta decay) final decay products | Ta-181 (100%) | Hf-177 (7×10^-4) | Pb-206 (100%)