| Acronym | Meaning |
| OPLC | Overpressured Layer Chromatography |
| NACEPT | National Advisory Council For Environmental Policy And Technology |
| MGVB | Modified Generalized Valence Bond |
| SPE | Solid Phase Electrolyte |
| HRSEM | High Resolution Scanning Electron Microscopy |
| EIS | Electrochem. Impedance Spectroscopy |
| HTXRD | High-temperature X-ray Diffraction |
| GOSAT | Greenhouse Gas Observing Satellite |
| SO | Stieltjes Orbitals (for Mol. Photoionization Continua) |
| QTST | Quantum Transition State Theory |