Input interpretation
Cs-132 Fe-61 | half-life
Results
Cs-132 | 6.479 days (6.47178 to 6.493 days) Fe-61 | 5.98 minutes (5.909 to 6.051 min)
Units
Relative values
| visual | ratios | | comparisons Fe-61 | | 6.41×10^-4 | 1 | 99.9359% smaller Cs-132 | | 1 | 1560 | 156000% larger
Decay properties
| Cs-132 | Fe-61 half-life | 6.479 days (6.47179 to 6.492 days) | 5.98 min (5.91 to 6.05 min) mean lifetime | 9.347 days (9.331 to 9.363 days) | 8.63 min (8.534 to 8.721 min) decay constant | 1.238×10^-6 per second | 0.00193 per second specific activity | 5653 TBq/g | 1.91×10^7 TBq/g width | 8.15×10^-22 eV | 1.27×10^-18 eV decay modes | β^+ (positron emission) | β^- (electron emission) | β^- (electron emission) final decay products | Xe-132 (98.13%) | Ba-132 (1.87%) | Ni-61 (100%)