| Acronym | Meaning |
| NPOE | 2-nitrophenyl Octyl Ether |
| HPLS | Hierarchical Partial Least Squares |
| CASSCF-CCI | Complete Active Space Self-consistent Field-contracted CI |
| DSCEMS | Depth Selective Conversion Electron Moessbauer Spectroscopy |
| TIC | Total Ion Current |
| SAB | Science Advisory Board (USEPA) |
| SAF | Symmetry Adapted Function (in CI Calcns.) |
| ICB | Ionized Cluster Beam |
| ICPD | Inductively Coupled Plasma Deposition |
| FSE | Fast Spin Echo |