| Acronym | Meaning |
| TIW | Time-independent Wave Packet |
| FELIX | Free Electron Laser For Infrared Experiments |
| HC | Hazardous Constituent |
| MARIA | Methods For Assessing The Radiological Impact Of Accidents |
| IMS | Incomplete Model Space (in Many-body Calcns.) |
| DLS | Dynamic Light Scattering |
| CLOT | Carbon Layer Open Tubular (column) |
| NLLSQ | Nonlinear Least Squares |
| PUHF | (spin)-projected Unrestricted Hartree-Fock |
| CGCC | Coal Gasification/combined Cycle |