| Acronym | Meaning |
![](file.png) | SPIES | Surface Penning Ionization Electron Spectroscopy |
![](file.png) | SCC | Sludge Conditioning Controller |
![](file.png) | SAC-CI | Symmetry-adapted Cluster Configuration Interaction (theory For Wave-function Expansion) |
![](file.png) | SIM | Selected Ion Monitoring |
![](file.png) | EI | Emissions Inventory |
![](file.png) | MBRS | Molecular Beam Relaxation Spectrometry |
![](file.png) | CD | Coulomb Dipole (in Electron-atom Impact Ionization Calcns.) |
![](file.png) | OPA | Optical Parametric Amplifier |
![](file.png) | SALI | Secondary Atom Laser Ionization |
![](file.png) | MA | Malonic Acidpar |