| Acronym | Meaning |
| IPEM | Ion-photon Emission Microscopy |
| SAT | Sulfuric Acid Trihydrate (polar Stratosphere Cloud Aerosol) |
| PNGV | Partnership For A New Generation Of Vehicles |
| CIOSA | Classical Infinite-order Sudden Approxn. |
| CI-TD-HG | Configuration Interaction Time-dependent Hartree Grid |
| UHP | Ultra High Purity |
| T-GAS | Trace Gas Accounting System |
| DCPAES | Direct Current Plasma Atomic Emission Spectrometry |
| TICS | Time Reversal Invariant Closed Shell (type Of Hartree-Fock Wave Function) |
| IRP | Internal Reflection Photolysis |