double-quantum filtered correlation spectroscopy

initialism: DQF-COSY
https://doi.org/10.1351/goldbook.08335
Variant of the COSY experiment with a double quantum filter to remove, or at least reduce, impact of large singlet peaks on dynamic range and artefacts.
Source:
PAC, 2021, 93, 647. (Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)) on page 686 [Terms] [Paper]