| Acronym | Meaning |
| DWFBA | Distorted-wave First-order Born Approximation |
| DIG | Diffuse Ionized Gas |
| BSE | Bulk Silicate Earth |
| RDW | Relativistic Distorted Wave |
| SHM | Stockholm Humic Model |
| ONCV | Orthonormality Constrained Variation (quantum Method) |
| ALI | Acute Lung Injury |
| EDA | Ethylene Diamine |
| PTS | Position-tagged Spectroscopy |
| RIMS | Resonance Ionization Mass Spectrometry |