| Acronym | Meaning |
| EHB | Extended Hubbard (hamiltonian) |
| CHEQ | Chelation Enhanced Quenching |
| EIRFT | Extended Inversion-recovery Fourier Transform |
| IWG | International Working Group |
| DWPE | Distorted-wave (with) Polarization (and) Exchange |
| REOS | Remote Electro-Optical Sensor |
| TERRA | Tandem Accelerator For Environmental Research And Radiocarbon Analysis |
| LINF | Laser-induced Native Fluorescence |
| INDO/2-AHP | INDO/2-average Hole Potential |
| CRIMS | Chemical Reaction Interface Mass Spectrometry |