| Acronym | Meaning |
 | ESMR | Electrically Scanning Microwave Radiometer |
 | NTGS | Air/Superfund National Technical Guidance Study |
 | GRM | Geopotential Research Mission (USA Satellite) |
 | ASEMP | Active Sites Environmental Monitoring Program |
 | ADXPS | Angular Dependent X-ray Photoelectron Spectroscopy |
 | DV-X(ALPHA) | Discrete Variational-x(alpha) (statistical Exchange Correlation) |
 | CSIA | Compd.-specific Isotope Anal. |
 | ITC | Ionic Thermal Currents |
 | SETM | Statistical Electron Transfer Model (for Electron-exchange Collisions) |
 | LSDC | Local Spin Density Correlation (functional) |