Input interpretation
Cs-114 At-197 | half-life
Results
Cs-114 | 570 ms (milliseconds) (549.3 to 590.7 ms) At-197 | 388 ms (milliseconds) (375 to 401 ms)
Units
Relative values
| visual | ratios | | comparisons At-197 | | 0.681 | 1 | 31.9% smaller Cs-114 | | 1 | 1.47 | 47% larger
Decay properties
| Cs-114 | At-197 half-life | 570 ms (549.4 to 590.6 ms) | 388 ms (376 to 400 ms) mean lifetime | 822 ms (792.7 to 852 ms) | 559.8 ms (542 to 578 ms) decay constant | 1.22 per second | 1.786 per second specific activity | 6.43×10^9 TBq/g | 5.461×10^9 TBq/g width | 8×10^-16 eV | 8.15×10^-16 eV decay modes | β^+ (positron emission) | β^+p (positron + delayed proton) | β^+α (positron + delayed α) | α (alpha emission) | α (alpha emission) | β^+ (positron emission) final decay products | Sn-114 (90%) | In-113 (9%) | Cd-110 (0.2%) | Cd-106 (0.0033%) | Ag-109 (0.002%) | Pd-106 (0%) | Os-189 (3.4%) | Au-197 (2.2%) | Ir-193 (2×10^-6%) | Re-185 (2×10^-6%) | Ta-181 (5×10^-11%)