| Acronym | Meaning |
| SAI | Spline-fitted Ab Initio (potential Energy Surface) |
| EAM | Electron Acoustic Microscopy |
| STEP | Stratosphere Troposphere Exchange Project |
| PIET | Photoinduced Intramolecular Electron Transfer |
| QC | Quality Control |
| AHM | Average Hamiltonian Model Method |
| CVO | Canonical Virtual Orbital |
| AMPS | Airborne Multisensor Pod System |
| HEMT | High Electron Mobility Transistor |
| AGNPS | Agricultural Non-point Source Pollution |