| Acronym | Meaning |
| CCA | Close-coupling Approximation |
| HCL | Hollow Cathode Lamp |
| PAW | Projector Augmented-wave [ab-initio Method] |
| EMA | Effective Mass Approxn. (for Impurity Energy Levels) |
| LSS | Laboratory Safety System |
| CTPV | Coal Tar Pitch Volatiles |
| GNACHO | Gravitationally Neg. Anomalous Compact Halo Object |
| CSR | Class Switch Recombination |
| LBIC | Light Beam Induced Current |
| MPE | Mean Percent Error |