Title: Pake doublet
Long Title: IUPAC Gold Book - Pake doublet
DOI: 10.1351/goldbook.08390
Status: current

Definition
Characteristic line shape seen in solid-state nuclear magnetic resonance spectroscopy arising from dipolar coupling between two nuclei.

Related Term
- solid-state nuclear magnetic resonance spectroscopy: https://goldbook.iupac.org/terms/view/08415

Source
- PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 699 (https://doi.org/10.1515/pac-2019-0203)

Other Outputs
- html: https://goldbook.iupac.org/terms/view/08390/html
- json: https://goldbook.iupac.org/terms/view/08390/json
- xml: https://goldbook.iupac.org/terms/view/08390/xml

Citation: Citation: 'Pake doublet' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.08390
License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms.
Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .
Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.
Accessed: 2026-07-01T00:06:01+00:00