| Acronym | Meaning |
| PASTM | Photon Assisted Scanning Tunnel Microscopy |
| NCAR | National Center For Atmospheric Research (USA) |
| STBF | Slater-type Basis Function |
| SST | Sea Surface Temperature |
| MIMAS | MIcronization And MASter Blend |
| CILS | Core Ionization Loss Spectroscopy |
| IEV | Independent Event (model In Ion-atom Collisions) |
| GEP | Good Engineering Practice |
| BIXS | Beta-ray Induced X-ray Spectrometry |
| NSIDC | National Snow And Ice Data Center (University Of Colorado) |