| Acronym | Meaning |
| SMM | Spin Matrix Mapping |
| SRB | Sulfate Reducing Bacteria |
| PICA | Picosecond Imaging Circuit Analysis |
| SEED | Self Electro-optic Effect Device |
| PCILOCC | PCILO For Crystal Calculations |
| PMP2 | (spin) Projected Moeller-Plesset Second-order (perturbation Theory) |
| PRT | Platinum Resistance Thermometer |
| CHP | Combined Heat Power |
| PTGF | Perturbative-type Green Function |
| EBI | Equivalent Background Illumination |