| Acronym | Meaning |
| QSSPC | Quasi-steady-state Photoconductance |
| CEPP | Chemical Emergency Preparedness Plan |
| MBER | Molecular Beam Electron Resonance |
| LST | Local Solar Time |
| CEARC | Canadian Environmental Assessment Research Council |
| CCE | Charge Composition Explorer |
| DSPSE | Deep Space Probe Science Experiment |
| CEEL | Community Emergency Exposure Level |
| CTA | Classical Trajectory Approximation (in Mol.-collision Calcns.) |
| FRES | Forward Recoil Emission Spectrometry |