| Acronym | Meaning |
| FEESP | Field-emitted Electron Spin-polarization |
| ZBL | Ziegler, Biersack And Littmark |
| PROW | Protein Reviews On The Web |
| PIPN | Pseudo Interpenetrating Polymer Network |
| LGM | Linearized Green-function Method (for Electronic-structure) |
| SCS | Semiclassical Coupled-states |
| OCH | Ochkur (approxn. In Electron-atom Scattering Calcns.) |
| DFA | Detrended Fluctuation Analysispar |
| CEFIC | Conseil Europeen Des Federations De L'industrie Chimique |
| DVMO | Directed-valence Molecular Orbital |