Input interpretation
Al-34 Ar-42 | half-life
Results
Al-34 | 42 ms (milliseconds) (20 to 60 ms) Ar-42 | 33 years (31.77 to 34.06 yr)
Units
Relative values
| visual | ratios | | comparisons Al-34 | | 4×10^-11 | 1 | 99.999999996% smaller Ar-42 | | 1 | 2.5×10^10 | 2.5×10^12% larger
Decay properties
| Al-34 | Ar-42 half-life | 42 ms (22 to 60 ms) | 33 yr (31.77 to 34.06 yr) mean lifetime | 61 ms (30 to 90 ms) | 48 yr (45.85 to 49.15 yr) decay constant | 17 per second | 6.7×10^-10 per second specific activity | 2.9×10^11 TBq/g | 9.6 TBq/g width | 7.5×10^-15 eV | 4.39×10^-25 eV decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) | β^- (electron emission) final decay products | S-34 (90%) | S-33 (12.5%) | Ca-42 (100%)