One dimensional nuclear magnetic resonance spectroscopy that yields, through subtraction of spectra generated with and without selective excitation of a specific resonance, the
nuclear Overhauser enhancement of nuclei spatially close to a selectively excited nucleus.
Source:
PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 698 (https://doi.org/10.1515/pac-2019-0203)