| Acronym | Meaning |
| GC | Guanine + Cytosine |
| RSCA | Relativistic Semiclassical Approximation (for At. Scattering) |
| BLIS | BACT/LAER Information System |
| JWF | Jastrow Wave Function |
| HFRSPT | Hartree-Fock Rayleigh-Schroedinger Perturbation Theory |
| SSTL | Singwi Sjolander Tosi Land (interatomic Potential) |
| BSE | Backscattering Electrons |
| LCI-SCSCFMO | Limited Configuration Interaction Single-configuration SCF MO |
| RTF | Room Temperature Fluorescence |
| HFCC | Hyperfine Coupling Constant |