| Acronym | Meaning |
| DFA | Discriminant Function Analysispar |
| HOPG | Highly Oriented Pyrolytic Graphite |
| RYDMR | Reaction Yield Detected Magnetic Resonance |
| EMR | Electron Magnetic Resonance |
| PPQ | Parts Per Quadrillion |
| CMR-CI | Contracted Multireference Configuration Interaction |
| IGARSS | International Geoscience And Remote Sensing Symposium |
| NSS | National Stream Survey (USA) |
| DAS | Dynamic Angle Spinning |
| XMA | X-ray Microanalysis |