| Acronym | Meaning |
| LDF | Local Density Functional |
| NETL | National Energy Technology Laboratory |
| VPAM | Variable Phase Amplitude Method (for Electron-atom Scattering) |
| PBIRG | Pharmaceutical Business Intelligence And Research Gro |
| TDHF | Time-dependent Hartree-Fock Method |
| MITI | Ministry Of International Trade And Industry (Japan) |
| LEMAO | Least Energy Minimal Atomic Orbital |
| LLD | Lower Limit Of Detection |
| MR-SAC | Multireference Symmetry-adapted-cluster (quantum Theory Or Wave Function For Mol. Calcns.) |
| GOODS | Great Observatories Origins Deep Survey |