| Acronym | Meaning |
| PERCI | Photoelectron Resonance Capture Ionization |
| LRO | Long Range Order |
| RFIC | Radio Frequency Integrated Circuit |
| SSM | Synthetic Soil Matrix (US EPA) |
| CIIT | Chemical Industry Institute Of Toxicology |
| CBS | Complete Basis Set |
| EIMS | Electron Impact Mass Spectrometry |
| DWIA | Distorted-wave Impulse Approximation |
| IUE | International Ultraviolet Explorer |
| ADC | Analog-to-digital Converter |