| Proton | Neutron | Nuclear Spin | Energy State | |
|---|---|---|---|---|
| 231Fr | 87 | 144 | 1/2 | |
| 232Ra | 88 | 144 | 0 | |
| 233Ac | 89 | 144 | 1/2 | |
| 234Th | 90 | 144 | 0 | |
| 235Pa | 91 | 144 | -3/2 | |
| 236m1U | 92 | 144 | -4 | |
| 236U | 92 | 144 | 0 | |
| 237Np | 93 | 144 | 5/2 | |
| 238Pu | 94 | 144 | 0 | |
| 239mAm | 95 | 144 | 7/2 | |
| 239Am | 95 | 144 | -5/2 | |
| 240Cm | 96 | 144 | 0 | |
| 241Bk | 97 | 144 | 7/2 | |
| 242Cf | 98 | 144 | 0 | |
| 243Es | 99 | 144 | -3/2 | |
| 244Fm | 100 | 144 | 0 | |
| 245mMd | 101 | 144 | 7/2 | |
| 245Md | 101 | 144 | -1/2 |