| 0D | 0-Dimensional | |
| 19F | Fluorine-19 | |
| 1D | One-Dimensional | |
| 1PI | One Particle Irreducible | |
| 2-D | Two Dimensional | |
| 2B1Q | Two Binary One Quaternary | |
| 2D WAXD | Two-Dimensional Wide-Angle X-ray Diffraction | |
| 2DEG | Two-Dimensional Electron Gas | |
| 2DHG | Two-Dimensional Hole Gas | |
| 2LOT | 2nd Law of Thermodynamics | |
| 2PE | Two-Photon Excitation | |
| 2PH TDF | Two-Particle-Hole Tamm-Dancoff Approximation | |
| 2PPE | Two Photon PhotoEmission | |
| 3D | Three Dimensional | |
| 3DFFM | Three-Dimensional Fourier Filtering Method | |
| 3DSSPP | Three-Dimensional Static Strength Prediction Program | |
| 3DWBA | Three-body Distorted-Wave Born Approximation | |
| 3PE | Three-Photon Excitation | |
| 4DB | Fourth Dimensional Bobble | |
| 4KT | 4 Boltzman’s Constant (k) x Absolute Temperature(T) | |
| 4THD | Fourth Dimension | |
| A | Ampere | |
| A | Absorbance | |
| A | Atomic | |
| Å | angstrom | |
