| Acronym | Meaning |
| TOFD | Time Of Flight Diffraction |
| LEED | Low-energy Electron Diffraction |
| SANDER | Simulated Annealing With NMR-derived Energy Restraints |
| CENP | Centromere-associated Protein |
| BASHD | Band Selective Homonuclear Decoupling |
| MASER | Microwave Amplification By Stimulated Emission Of Radiation |
| EXFAS | Extended Fine Auger Structure |
| OEO | Overlap-enhanced Orbital |
| SMM | Solar Maximum Mission |
| PTD | Photothermal Deflection |