| Acronym | Meaning |
| THGA | Transversely Heated Graphite Atomizer |
| HEL | Hugoniot Elastic Limit |
| IEMM | Incident Energy Modulation Method |
| VOIE | Valence Orbital Ionization Energy |
| KHN | Knoop Hardness |
| DCEL | Direct Current Electroluminescent |
| NPSSMO | Nonpaired Spin Spatial Molecular Orbital |
| SDC | Samaria-doped Ceria |
| FGHAZ | Fine Grain Heat-affected Zone |
| PMT | Photomultiplier Tube |