| Acronym | Meaning |
| DIC | Differential Interference Contrast |
| BCA | Binary-collision Approximation |
| PTEF | Photochem. Thermodynamic Efficiency Factor |
| ASW | Augmented Spherical Wave |
| GRVB | Generalized Resonating Valence Bond |
| TDPAD | Time Differential Perturbed Angular Distribution |
| EROS | Electric Resonance Optothermal Spectrometer |
| SPHF | Spin-polarized Hartree-Fock |
| VERA | Vienna Environmental Research Accelerator |
| 3DAP | Three Dimensional Atom Probe |