| Abbreviation | Definition |
|---|---|
| QGM | Quantitative Gas Measurement |
| QGP | Quark Gluon Plasma |
| QGR | Quantum GRavity |
| QGS | Quantitative Gated Spectroscopy |
| QGT | Quantum Graph Theory |
| QHB | Quantum Nature of the Hydrogen Bond |
| QHD | Quantum Hydro- Ddynamic |
| QHE | Quantum Hall Effect |
| QHF | Quantum Heisenberg Ferromagnet |
| QHO | Quantum Harmonic Oscillator |
| QHS | Quantum Hall System |
| QIO | Quantum Infinite-Order |
| QKE | Quadrupolar Kondo Effect |
| QM | Quark Model |
| QMC | Quantum Monte Carlo |
| QMD | Quantum Molecular Dynamics |
| QMF | Quadrature Mirror Filter |
| QMIS | Quantum Mechanics of Individual Systems |
| QMS | quadrupole mass spectrometer |
| QNH | Quasi Non-Hydrostatic |