| Acronym | Meaning |
| APSIS | Athenian Photochem. Smog Intercomparison Of Simulations |
| TNA | Thermal Neutron Analysis |
| LMXB | Low-mass X-ray Binaries |
| JET | Joint European Torus |
| NODC | National Oceanographic Data Center (Washington |
| HPM | Hole-potential Model (in Calcn. Of Mol. Excited States) |
| ATM | Analytic Tetrahedron Method (for Brillouin-zone Integrals And Electron Spin Densities) |
| SOEH | Scaled One-electron Hamiltonian (in SCF Calcns. On Mols.) |
| SSQW | Strained Single Quantum Well |
| OP | Overlap Population |