| Acronym | Meaning |
| PAS | Positron Annihilation Spectrometry |
| MPCA | Multiway Principal Component Analysis |
| HOMER | Hazardous Organic Mass Emission Rate |
| ASEHF | Approximate Spin-extended Hartree-Fock |
| STEM | Scaled Taylor Exponential Model |
| LGIC | Ligand-gated Ion Channel |
| IRIS | Imaging Of Radicals Interacting With Surfaces |
| LANL | Los Alamos National Laboratory |
| ATD | Alzheimer Type Dementia |
| RISA | RDNA Internal Spacer Analysis |