| Acronym | Meaning |
| APNEA | Active Passive Neutron Examination And Assay |
| QTST | Quantum Transition State Theory |
| RERS | Resonance-enhanced Raman Scattering |
| HPSEC | High Performance Size Exclusion Chromatography |
| IRN | Indicator Radionuclide |
| CHELPG | CHarges From ELectrostatic Potential |
| PBPK | Physiologically Based Pharmacokinetic |
| NRA | Nuclear Reaction Analysis (Rensselear Polytech) |
| GCEMC | Grand Canonical Ensemble Monte Carlo |
| IPIRDW | Independent-process (and) Isolated-resonance (approxn. Using) Distorted Waves |