| Acronym | Meaning |
| VSTEP | Vertical-to-surface Transmission Electrophotonic Device |
| FIAT | Field Information Agency Technical |
| INA | Ion Neutral Analysis |
| DOE | Department Of Energy |
| HER2 | Human Epidermal Growth Factor Receptor 2 |
| WIG | W-inert Gas Welding |
| ECP | Effective Core Potential Approxn.(in Electronic-structure Calcn.) |
| WAO | Wannier Atomic Orbital |
| MALDI | Matrix-Assisted Laser Desorption Ionization |
| SEMPI | Singly Excited Modified Perturbation Theory |