| Acronym | Meaning |
| TE | Thermionic Emission |
| RICE | UK Regular Interlaboratory Counting Exchange (for Asbestos Analysis) |
| ALEXIS | Array Of Low Energy X-Ray Imaging Sensors |
| IESS | Inelastic Electron Scattering Spectroscopy |
| SNL | Sandia National Laboratory |
| CLP | Contract Laboratory Protocols (EPA) |
| SNPS | Space Nuclear Power System |
| ZERI | Zero Emissions Research Initiative |
| SMOW | Standard Mean Ocean Water |
| TCA | Traveling-cluster Approximation (a Generalization Of CPA For Electronic-structure Of Alloys) |