| Acronym | Meaning |
| ECP | Electrochemical Potential |
| SSE | Spinless Salpeter Equation |
| LIGA | Lithographie |
| DDQRPA | Double Direct Quadratic Random Phase Approximation |
| TNRCC | Texas Natural Resource Conservation Commission |
| DBEP | Bis(2-butoxyethyl) Phthalate |
| NAEP | National Association Of Environmental Professionals |
| NAS | National Academy Of Science |
| BD | Brueckner (orbitals With) Double (substitution) (in Electron Correlation) |
| SCEP | Self-consistent Electron-pair Theory |