| Acronym | Meaning |
| PFTNA | Pulsed Fast Thermal Neutron Analysis |
| HST | Hubble Space Telescope |
| TES | Tropospheric Emission Spectrometer |
| RLPPS | Reactive Low-pressure Plasma Spraying |
| CSRS | Cooperative State Research Service (US Dept. Of Agriculture) |
| XAPS | X-ray Appearance Potential Spectroscopy |
| CCI | Contracted Configuration Interaction |
| RBSC | Reaction-bonded Silicon Carbide |
| SBUV | Solar Backscatter UV Instrument |
| ESCAPE | Evaluation Of Strategies To Address Climate Change By Adapting To And Preventing Emissions |