| Acronym | Meaning |
| PIF | Photochemically-induced Fluorescence |
| TDFM | Two-surface Dirac-Frenkel-Mclachlan (variational Method) |
| VSM | Vibrating Sample Magnetometer |
| TES | Transition-edge Sensor |
| MOSFET | Metal Oxide Semiconductor Field Effect Transistor |
| TIGR | The Institute For Genomic Research |
| IDSRS | Ionization-detected Stimulated Raman Spectroscopy |
| UCDW | Ultrarelativistic Continuum Distorted Wave |
| SWR | Standing Wave Ratio |
| APTIC | Air Pollution Technical Information Center |