| Acronym | Meaning |
| AEPECS | Auger Electron-photoelectron Coincidence Spectroscopy |
| PMT | Photomultiplier Tube |
| AADO | Angular (momentum Conservation) Average Dipole Orientation Theory (in Io-mol. Reactions) |
| PAA | Poly (acrylic Acid) |
| MCEB | Multiconfiguration Energy Bound |
| SDH | Succinate Dehydrogenase |
| JCPDS | Joint Committee On Powder Diffraction Standards |
| MNOS | Metal-nitride Oxide Semiconductor |
| EPCIA | Evolving Principal Component Innovation Analysis |
| GBF | Gibbs-Bogolyubov-Feynman (variational Principle) |