| Acronym | Meaning |
| ADPI | Air Diffuser Performance Index |
| INDO/SP | Intermediate Neglect Of Differential Overlap/spin Polarization |
| TLS | Two-level System (with Tunneling Transitions Between Wells Of Double-well Potential) |
| SVP | Schwinger Variational Principle |
| SALS | Small-angle Light Scattering |
| XRFS | X-ray Fluorescence Spectroscopy |
| SAES | Scanning Auger Electron Spectroscopy |
| UFF | Universal Force Field |
| ASR | Alkali-silica Reaction |
| FOND | Fiber-optic Neutron Detector |