| Acronym | Meaning |
| MC-SCF | Monte Carlo Self-consistent-field |
| SAN | Styrene-acrylonitrile Copolymer |
| ISS | Ion Scattering Spectroscopy |
| FDSO | Full Diagonal Second-order (approxn. To)-green Function |
| EKF | Extended Kalman Filter |
| CIV | Critical Ionization Velocity (ionosphere) |
| CAICISS | Coaxial Impact Collision Ion Scattering Spectroscopy |
| FILDA | Fluorescence Intensity And Lifetime Distribution Analysis |
| SONEX | Subsonic Assessment Ozone And Nitrogen Oxide Experiment |
| LPPS | Low-pressure Plasma Spraying |