| Acronym | Meaning |
| SPINOE | Spin Polarization-induced Nuclear Overhauser Effect |
| SPARS | Spatially Resolved Spectroscopy |
| MDW | Multichannel Distorted Wave (Born Approxn.) |
| ETGAO | Even-tempered Gaussian Atomic Orbital |
| CRQL | Contract Required Quantitation Limit |
| SUMO | Small Ubiquitin-related Modifier |
| VLT | Very Large Telescope |
| HYSCORE | Hyperfine Sublevel Correlation Spectroscopy |
| AIPI | Ab Initio Perturbed Ion (calcn. Method) |
| CN | Condensation Nucleus |