| Acronym | Meaning |
| PZC | Potential Of Zero Charge |
| QCR | Quartz Crystal Resonator |
| HMRCI | Hazardous Materials Control Research Institute |
| DRIPSS | Drinking Water Information Processing Support System |
| RAS | Restricted Active Space (wave Function) |
| LTPL | Low Temperature Photoluminescence |
| FPLMTO | Full-potential Linearized Muffin-tin Orbital |
| ORPA | Optimized Random Phase Approximation |
| EMT | Effective-medium Theory (of Bonding In Metallic Systems) |
| MF | Membrane Filtration |