| Acronym | Meaning |
| RGA | Residual Gas Analysis |
| WCA | Weeks-Chandler-Andersen (theory In Liq.-structure Calcns.) |
| VASE | Variable Angle Spectroscopic Ellipsometry |
| BSI | British Standards Institute |
| SSGF | Self-consistent Surface Green Function |
| MSP | Manganese Stabilizing Protein |
| CINDA | Computer Index Of Neutron Data |
| ABBOT | Atomic Billiard Ball Orbital Theory |
| TCDE | Two-center Dirac Equation |
| FPLMTO | Full-potential Linearized Muffin-tin Orbital |