| Acronym | Meaning |
| APT | Analytic Perturbation Theory |
| CRE | Carbon Removal Efficiency |
| LD | Laser Diode |
| SCF | Self-consistent Field |
| OWLS | Optical Waveguide Lightmode Spectroscopy |
| PACS | Physics And Astronomy Classification Scheme |
| PHF | Periodic Hartree-Fock |
| AQSA | Anthraquinone-2-sulfonic Acid |
| VO | Valence Orbital |
| AREELS | Angle-resolved Electron Energy Loss Spectroscopy |