| Acronym | Meaning |
| PLO | Partially Localized Orbital |
| FPW | Flexural Plate Wave |
| IERM | Intermediate Energy R-matrix (theory In Scattering Calcns.) |
| RRGM | Recursive Residue Generation Method |
| SCC-IEH | Self-consistent Charge-iterative Extended Hueckel |
| LEERM | Low Energy Electron Reflection Microscopy |
| GRID | Global Resources Information Database |
| WATCH | Working Group On Assessment Of Toxic Chemicals |
| CHES | 3-(cyclohexylamino)ethylsulfonic Acid |
| DOTS | Digital-optical Technology System |