Nuclear Decay Half-Lives for Nuclei A = 3 - 20

Nuclide (β- Decay) Half-Life Date Nuclide (β+ Decay) Half-Life Date 3H 12.323 ± 0.020 yr September, 2015 7Be      53.22 ± 0.06 days August, 2001 6He 807.11 ± 0.19 ms April, 2024 8B 772.1 ± 1.7 ms August, 2020 8He 119.0 ± 1.6 ms September, 2015 9C 126.5 ± 1.0 ms July, 2015 8Li 838.79 ± 0.36 ms August, 2015 10C   19.3015 ± 0.0017 sec May, 2016 9Li 177.7 ± 0.6 ms August, 2015 11C    20.3401 ± 0.0070 min March, 2018 10Be (1.385 ± 0.016) × 106 yr September, 2019 12N   11.000 ± 0.016 ms August, 2015 11Li     8.74 ± 0.15 ms August, 2015 13N      9.9584 ± 0.0036 min October, 2023 11Be   13.77 ± 0.08 sec July, 2015 13O     8.58 ± 0.07 ms July, 2015 12Be   21.46 ± 0.05 ms September, 2015 14O    70.6183 ± 0.0074 sec May, 2022 12B   20.22 ± 0.04 ms September, 2015 15O  122.29 ± 0.07 sec July, 2020 13B   17.30 ± 0.17 ms July, 2015 17F    64.385 ± 0.053 sec April, 2016 14Be     4.65 ± 0.20 ms August, 2015 17Ne 109.2 ± 0.6 ms July, 2015 14B   12.6 ± 0.6 ms July, 2015 18F   109.732 ± 0.011 min August, 2019 14C 5686 ± 40 yr   September, 2015 18Ne      1.66427 ± 0.00072 sec August, 2024 15B   10.00 ± 0.11 ms September, 2015 19Ne    17.2562 ± 0.0029 (stat.) ± 0.0009 (sys.) sec July, 2025 15C     2.450 ± 0.005 sec September, 2019 20Na 447.9 ± 2.3 ms September, 2015 16C     0.750 ± 0.008 sec September, 2015 20Mg   90.4 ± 0.7 ms April, 2017 16N     7.13 ± 0.02 sec August, 2015 17B     5.07 ± 0.05 ms August, 2015 17C 193 ± 6 ms July, 2015 17N     4.173 ± 0.004 sec July, 2015 18C   92 ± 2 ms July, 2015 18N     0.619 ± 0.002 sec July, 2015 19B     2.92 ± 0.13 ms July, 2015 19C   46.3 ± 4.0 ms September, 2015 19N     0.336 ± 0.003 sec August, 2015 19O   26.470 ± 0.018 sec August, 2015 20C 16.3+4.0-3.5 ms September, 2015 20N 134.4 ± 3.7 ms August, 2015 20O   13.51 ± 0.05 sec July, 2015 20F   11.056 ± 0.084 sec January, 2019