| Acronym | Meaning |
| AEVO | Active Electron Virtual Orbital |
| ISEELS | Inner-shell Electron Energy Loss Spectroscopy |
| EFPI | Extrinsic Fabry-Perot Interferometer Sensor |
| KKR | Korringa-Kohn-Rostoker (in Band Structure Calcn.) |
| BASHD | Band Selective Homonuclear Decoupling |
| BCR | Bureau Communitaire De Reference (of The CEE = Commission Of European Communities |
| PTGF | Perturbative-type Green Function |
| NRHF | Numerical Restricted Hartree-Fock |
| DANTE | Delays Alternating With Nutations For Tailored Excitation |
| CEDE | Committed Effective Dose Equivalent |