Input interpretation
Tm-170 | half-life
Result
128.6 days (128.28 to 128.91 days)
Decay properties
half-life | 128.6 days (128.29 to 128.91 days) mean lifetime | 185.5 days (185.08 to 185.98 days) decay constant | 6.238×10^-8 per second specific activity | 221.1 TBq/g (terabecquerels per gram) width | 4.106×10^-23 eV (electronvolts) decay modes | β^- (electron emission) | ϵ (electron capture) final decay products | Yb-170 (100%) | Er-170 (0.131%) | Er-166 (0%)
Unit conversions
128 days 14 hours
1.111×10^7 seconds
185200 minutes
3086 hours
18.37 weeks
4.228 months
Comparisons as half-life
≈ ( 0.067 ≈ 1/15 ) × half-life of cobalt-60 ( 1.6635×10^8 s )
≈ ( 0.14 ≈ 1/7 ) × half-life of sodium-22 ( 8.2108×10^7 s )