| Acronym | Meaning |
| HFF | Hellmann-Feynman Force Approximation |
| ASI | Advanced Study Institute (NATO) |
| BSS | Backscattering Spectroscopy |
| OTIS | One-dimensional Transport With Inflow And Storage |
| VACSY | Variable-angle Correlation Spectroscopy |
| BGK | Bhatnagar-Gross-Krook (kinetic-theory Model For Reactive Collisions) |
| CTIO | Cerro Tololo Inter-American Observatory |
| NSH | Normalized Spherical Harmonic (hamiltonian) |
| EFPD | Effective Full Power Day |
| WDD | Weighted Density Distribution |