| Acronym | Meaning |
| TIMAS | Toroidal Imaging Mass-Angle Spectrograph |
| ETS | Electron Transmission Spectroscopy |
| ISHM | International Society For Hybrid Microelectronics |
| BPDA | Born Point Dipole Approximation |
| SABS | South African Bureau Of Standards |
| ESMST | European Society Of Membrane Science And Technology |
| BADGER | Bay Area Digital Geo-Resource |
| SARIS | Scattering And Recoiling Imaging Spectrometry |
| CSA | Cambridge Scientific Abstracts |
| HSF | Hiller-Sucher-Feinberg (equation For Calcn. Of Spin Densities And Charge Densities In Mols.) |