| Acronym | Meaning |
| EEXAPS | Electron Excited X-ray Appearance Potential Spectroscopy |
| RWKB | Relativistic Wentzel-Kramers-Brillouin |
| IGC | International Geological Congress |
| PWBA-R | Plane-wave Born Approxn. With Relativistic Effects |
| SPE | Solid Phase Extraction |
| DIBAL | Diisobutylaluminum Hydride |
| LSD-SCF | Local Superdirect-self-consistent Field |
| TED | Transmission Electron Diffraction |
| MPPT | Moeller-Plesset Perturbation Theory |
| MODULUS | Methods Of Determining And Understanding Light Elements From Unequivocal Stable Isotope Compositions |