Input interpretation
Gd-161 | half-life
Result
220 seconds (210 to 230 s)
Decay properties
half-life | 220 seconds (211 to 229 s) mean lifetime | 5.28 minutes (5 to 5.5 min) decay constant | 0.00316 per second specific activity | 1.18×10^7 TBq/g (terabecquerels per gram) width | 1.44×10^-18 eV (electronvolts) decay modes | β^- (electron emission) final decay products | Dy-161 (100%)
Unit conversions
3 minutes 40 seconds
3.66 minutes
Comparison as half-life
≈ 0.73 × half-life of uranium-241 ( ≈ 300 s )