Input interpretation
Al-21 Pr-123 | decay constant
Results
Al-21 | 2×10^7 per second Pr-123 | 0.87 per second
Relative values
| visual | ratios | | comparisons Pr-123 | | 4.3×10^-8 | 1 | 99.9999957% smaller Al-21 | | 1 | 2.3×10^7 | 2.3×10^9% larger
Decay properties
| Al-21 | Pr-123 half-life | 35 ns (0 to 39 ns) | 800 ms mean lifetime | 50 ns (-6.675×10^-299 to 51.4 ns) | 1.15 s decay constant | 2×10^7 per second | 0.87 per second specific activity | 5.7×10^17 TBq/g | 4.26×10^9 TBq/g width | 1.3×10^-8 eV | 5.7×10^-16 eV decay modes | p (proton emission) | β^+ (positron emission) final decay products | F-19 (0%) | Ne-20 (0%) | O-16 (0%) | Sb-123 (0%) | Te-122 (0%) | Sn-118 (0%)