| Acronym | Meaning |
| HEL | Hugoniot Elastic Limit |
| FREEON | Spin-free Orbital |
| HPTTD | High-performance Thermophilic Two-phase Digestion |
| GIXA | Glancing-incidence X-ray Analysis |
| BIO-FIX | Biomass Foam Immobilized Extractant |
| MCLED | Microcavity Light-emitting Diode |
| STM | Symptom Tree Model |
| EIP | Electric Induced Polarization (for Subsurface Characterization) |
| RET | Resonance Energy Transfer |
| AQDM | Air Quality Display Model |