heteronuclear multiple-quantum correlation NMR

initialism: HMQC
https://doi.org/10.1351/goldbook.08354
Simplest implementation of an inverse detected \(\ce{^{1}H}\) heteronuclear correlation nuclear magnetic resonance spectroscopy experiment.
Source:
PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 691 (https://doi.org/10.1515/pac-2019-0203)