| Acronym | Meaning |
| RIHRA | Research To Improve Health Risk Assessments Program (US EPA) |
| DSPES | Depth-selective Photoelectron Spectroscopy |
| MC-SEA | Multichannel Static-exchange Approximation |
| GICS | Grants Information And Control System |
| DDMO | Differential Density Matrix Overlap (index |
| VLSI | Very Large-scale Integration |
| RCI | Relativistic Configuration Interaction |
| LD | Limits Of Detection |
| ZTS | Z Transition State [z = Nuclear Charge] (method For Calcg. Isoelectronic Energy Differences And Electrostatic Potentials For A |
| MOPS | 3-(N-morpholino)propanesulfonic Acid |