| Acronym | Meaning |
| OMPW | Orthogonalized Modulated Plane Wave (wave Function) |
| WEFA | Window Evolving Factor Analysis |
| HID | High Intensity Discharge |
| OSAC | Organic Structures Accessed By Computer |
| SDW | Spin Density Wave |
| SSFLC | Surface-stabilized Ferroelec. Liq. Crystals |
| ARUPS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| MCHF-BP | Multiconfiguration Hartree-Fock Breit-Pauli |
| TFDW | Thomas-Fermi-Dirac-Von Weizsaecker (method For Electronic Structure Calcns. On Mols.) |
| TLM | Triple Layer Model (of Adsorption) |