| Acronym | Meaning |
| ECM | Exchange-charge Model |
| PAUR | Photochemical Activity And Solar Ultraviolet Radiation [project] |
| CAS-MC-SCF | Complete Active Space-multiconfiguration-SCF |
| PAH | Polycyclic Aromatic Hydrocarbon |
| GALP | Good Automated Laboratory Practices |
| VPM | Variable Phase Method (for Electron-atom Scattering Calcns.) |
| GRASS | Gradient Recalled Acquisition In The Steady State |
| ICSS | Isobaric Crystallization From Supercritical Solution |
| DYANA | Dynamics Algorithm For NMR Applications |
| PNO-CEPA | Pseudonatural Orbital-coupled Electron Pair Approximation |