| Acronym | Meaning |
| LBW | Laser-beam Welding |
| SCM | Spherical Cellular Model |
| IBICVD | Ion Beam Induced Chemical Vapor Deposition |
| TRACE | Transport And Atmospheric Chemistry Near The Equator |
| OPAL | Optical Pumping Absorption Lidar |
| CTPGF | Closed Time Path Green Function (in Many-body Theory) |
| AQS | Air Quality Subsystem (subsystem Of AIRS) |
| CMM | Compositionally Modulated Multilayers |
| NCB | National Coal Board |
| RSE | Relativistic Symmetric Eikonal |