| Acronym | Meaning |
| MCQDA | Multichannel Quantum Defect Analysis |
| GOE | Gaussian Orthogonal Ensemble (of Random Matrixes In Quantum Chaoticity Study In At. And Nuclear Energy Levels) |
| CCE | Charge Composition Explorer |
| HAD | Hollow Anode Discharge |
| XLPE | Crosslinked Polyethylene |
| CNDO/2-FPP | Complete Neglect Of Differential Overlap With Finite Perturbation And Polarization |
| TMMC | Tetramethylammonium Manganese Trichloride |
| ONBI | Oligonucleotide Bridge Intercalator |
| MC-MBPT | Multiconfiguration Many-body Perturbation Theory |
| ARPS | Angle-resolved Photoelectron Spectroscopy |