| Acronym | Meaning |
| SNIF | Site-specific Natural Isotope Fractionation |
| TPLSM | Two-photon Laser-scanning Microscopy |
| HDF | Human Dermal Fibroblast |
| FP | Finite Perturbation |
| SPIRIT | Single Photon Ionization Resonance Ionization To Threshold |
| MCLR | Multiconfigurational Linear Response (an MC-SCF Method) |
| CPSSR | Coulomb-repulsion Perturbed Stationary State With Relativistic Effects |
| ESTEMI | Energy Selected Transmission Electron Microscopy Imaging |
| MIRACL | Mid Infrared Advanced Chemical Laser |
| TGCE | Thermal Gradient Capillary Electrophoresis |