| Acronym | Meaning |
| DHF | Decoupled Hartree-Fock |
| EBIC | Electron Beam Induced Current |
| BGA | Bundesgesundheitamt (German Health Ministry) |
| USEPA | United States Environmental Protection Agency |
| CNG | Compressed Natural Gas |
| PCN | Polychlorinated Naphthalene |
| CCPA | Constant Centrifugal Potential Approximation |
| CTC | Control Technology Center |
| OHCE | One-and-a-half-centered Expansion (method For Calcns. On Charge Transfer In Ion-atom Scattering) |
| LPL | Lipoprotein Lipase |