| Acronym | Meaning |
| QFD | Quantum Fluid Dynamics |
| QLSM | Quadratic Least-squares Method (variational For Scattering) |
| NIGA | Neutron Induced Gamma Activity |
| ISC3 | Industrial Source Complex Version 3 |
| OCT | Optical Coherence Tomography |
| PDS | Photothermal Deflection Spectroscopy |
| FWM | Four-wave Mixing |
| UMINDO | Spin-unrestricted Modified Intermediate Neglect Of Differential Overlap |
| ASTER | Assessment Tools For The Evaluation Of Risk |
| OPIT | Oxide Powder In Tube |