| Abbreviation | Definition |
|---|---|
| QNP | Quattro Nuclear Probe |
| QO | Quasi-Optical |
| QOA | Quasi-Optical Amplifier |
| QOG | Quasi-Optical Grill |
| QP | Quantum Physics |
| QP | Quasi Periodic |
| QP | Quasi-Particle |
| QPCS | Quantum Physics Conceptual Survey |
| QPK | Quantum Pseudo-Kinematics |
| QPM | Quadrature Phase Microscope |
| QPN | quantum projection noise |
| QPT | Quantum Phase Transition |
| QPT | Quantum Process Tomography |
| QPT | Quasi Punch Through |
| QPY | Quantum Photoelectron Yield |
| QRB | Quarterly Reviews of Biophysics |
| QRHE | quantum anomalous Hall effect |
| QSA | Quantitative Surface Analysis |
| QSW | Q-switched laser |
| QT | Quantum Theory |