| Acronym | Meaning |
| IF DRM | Inversion-free Direct Recursion Method (for Surface Electronic Structure) |
| PESOS | Photoelectron Spectroscopy Of The Outer Shell |
| SAXS | Small Angle X-ray Scattering |
| NMMAPS II | The National Morbidity |
| MMPC | Metal-matrix Particulate Composites |
| ESPI | Electronic Speckle Pattern Interferometry |
| NES | Nuclear Export Signal |
| IIRS | Ion Impact Radiation Spectroscopy |
| QAP | Quality Assurance Plan |
| PTSA | Pressure And Temperature Swing Adsorption |