| Acronym | Meaning |
| CTOF | Charge Time-of-Flight Spectrometer |
| NBACC | National Biodefense Analysis And Countermeasures Centerpa |
| ILS | Instrumental Line Shape |
| SNPS | Space Nuclear Power System |
| SCOT | Support Coated Open Tubular |
| GEXRS | Grazing-exit X-ray Spectrometry |
| 2DHG | Two Dimensional Hole Gas |
| RCS | Recoupled Centrifugal Sudden (approxn. |
| ACE | Alliance For Clean Energy |
| WHH | Width At Half Height [in X-ray Diffraction] |