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USNDP

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

 
Nuclide
- Decay)
Half-Life Date Nuclide
+ Decay)
Half-Life Date
3H 12.323 ± 0.020 yr September, 2015 7Be      53.22 ± 0.06 days August, 2001
6He 806.89+0.25-0.22 ms August, 2015 8B 770.3 ± 0.4 ms July, 2015
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    20.360 ± 0.022 min August, 2015
10Be (1.51 ± 0.06) × 106 yr August, 2015 12N   11.000 ± 0.016 ms August, 2015
11Li     8.74 ± 0.15 ms August, 2015 13N      9.967 ± 0.005 min July, 2015
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    70.616 ± 0.020 sec February, 2016
12B   20.22 ± 0.04 ms September, 2015 15O  122.22 ± 0.32 sec September, 2015
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   109.733 ± 0.011 min July, 2015
14C 5686 ± 40 yr   September, 2015 18Ne      1.66428 ± 0.00060 sec August, 2015
15B   10.00 ± 0.11 ms September, 2015 19Ne    17.260 ± 0.014 sec September, 2015
15C     2.450 ± 0.005 sec August, 2015 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   11.150 ± 0.021 sec August, 2015

Note: Comments, and corrections are welcome.
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Last modified: 25 April 2017