| Acronym | Meaning |
| RSW | Resistance Spot Welding |
| CSFGH | Complex-scaling Fourier-grid Hamiltonian |
| MPD | Maximum Permissible Dose |
| BAO | Best Atomic Orbital Basis |
| RAIN | Reactions And Intermediates Network |
| SNS | Separation Network Synthesis (chemical Engineering Design) |
| MCRRPA | Multiconfiguration Relativistic Random Phase Approxn. |
| PSCA | Periodic Small-cluster Approach (a Many-body Technique In Electronic-structure Calcns.) |
| MIM | Multipole-induced-multipole Model |
| MC-SEA | Multichannel Static-exchange Approximation |