Isotopes
Nuclear / isotopes.yaml 41 records
1 section
isotopes 41
isotopes
| Symbol | Neutron Count | Mass | Is Stable | Half Life S | Abundance | Spin | G Factor |
|---|---|---|---|---|---|---|---|
| H | 0 | 1.007825 | Yes | — | 0.999885 | 1/2 | 5.585 |
| H | 1 | 2.014101 | Yes | — | 1.1500e-4 | 1 | 0.857 |
| H | 2 | 3.016049 | No | 3.8800e+8 | 0 | 1/2 | 5.957 |
| He | 1 | 3.016029 | Yes | — | 1.3400e-6 | 1/2 | -2.127 |
| He | 2 | 4.002602 | Yes | — | 0.999999 | 0 | 0 |
| C | 6 | 12 | Yes | — | 0.9893 | 0 | 0 |
| C | 7 | 13.003355 | Yes | — | 0.0107 | 1/2 | 0.702 |
| C | 8 | 14.003241 | No | 1.7900e+11 | 1.0000e-12 | 0 | 0 |
| N | 7 | 14.003074 | Yes | — | 0.99636 | 1 | 0.403 |
| N | 8 | 15.000108 | Yes | — | 0.00364 | 1/2 | -0.283 |
| O | 8 | 15.994914 | Yes | — | 0.99757 | 0 | 0 |
| O | 9 | 16.999131 | Yes | — | 3.8000e-4 | 5/2 | -1.89 |
| O | 10 | 17.999161 | Yes | — | 0.00205 | 0 | 0 |
| F | 10 | 18.998403 | Yes | — | 1 | 1/2 | 2.628 |
| U | 143 | 235.043929 | No | 2.2200e+16 | 0.0072 | 7/2 | -0.35 |
| U | 146 | 238.050788 | No | 1.4100e+17 | 0.9927 | 0 | 0 |
| Pu | 145 | 239.052163 | No | 7.6100e+11 | 0 | 1/2 | 0.203 |
| Pu | 146 | 240.05381 | No | 2.0700e+11 | 0 | 0 | 0 |
| Th | 142 | 232.03805 | No | 4.4000e+17 | 1 | 0 | 0 |
| Cs | 78 | 132.905451 | Yes | — | 1 | 7/2 | 2.582 |
| Cs | 82 | 136.907089 | No | 9.5100e+8 | 0 | 7/2 | 0 |
| I | 74 | 126.904473 | Yes | — | 1 | 5/2 | 2.813 |
| I | 78 | 130.906124 | No | 694,656 | 0 | 7/2 | 0 |
| Th | 144 | 234.043601 | No | 2.0800e+6 | — | — | — |
| Pa | 143 | 234.043308 | No | 24,100 | — | — | — |
| U | 142 | 234.040952 | No | 7.7500e+12 | — | — | — |
| Th | 140 | 230.033133 | No | 2.3800e+12 | — | — | — |
| Ra | 138 | 226.025409 | No | 5.0500e+10 | — | — | — |
| Rn | 136 | 222.017577 | No | 330,000 | — | — | — |
| Po | 134 | 218.008973 | No | 186 | — | — | — |
| Pb | 132 | 213.999805 | No | 1,610 | — | — | — |
| Bi | 131 | 213.998712 | No | 1,194 | — | — | — |
| Po | 130 | 213.995201 | No | 1.6000e-4 | — | — | — |
| Pb | 128 | 209.984188 | No | 7.0000e+8 | — | — | — |
| Pb | 124 | 205.974465 | Yes | — | — | — | — |
| Th | 141 | 231.036304 | No | 91,872 | — | — | — |
| Pa | 140 | 231.035884 | No | 1.0300e+12 | — | — | — |
| Ac | 138 | 227.027752 | No | 6.8600e+8 | — | — | — |
| Th | 137 | 227.027704 | No | 1.6200e+6 | — | — | — |
| Fr | 136 | 223.019735 | No | 1,320 | — | — | — |
| Pb | 125 | 206.975896 | Yes | — | — | — | — |