Article
Solvent suppression in DNP enhanced solid state NMR
Journal of Magnetic Resonance
Document Type
Article
Disciplines
Publication Version
Published Version
Publication Date
4-1-2017
DOI
10.1016/j.jmr.2017.02.016
Abstract
We show how DNP enhanced solid-state NMR spectra can be dramatically simplified by suppression of solvent signals. This is achieved by (i) exploiting the paramagnetic relaxation enhancement of solvent signals relative to materials substrates, or (ii) by using short cross-polarization contact times to transfer hyperpolarization to only directly bonded carbon-13 nuclei in frozen solutions. The methods are evaluated for organic microcrystals, surfaces and frozen solutions. We show how this allows for the acquisition of high-resolution DNP enhanced proton-proton correlation experiments to measure inter-nuclear proximities in an organic solid.
Creative Commons License
Creative Commons Attribution-NonCommercial-No Derivative Works 4.0 International
Copyright Owner
The Authors
Copyright Date
2017
Language
en
File Format
application/pdf
Citation Information
Jayasubba Reddy Yarava, Sachin Rama Chaudhari, Aaron J. Rossini, Anne Lesage, et al.. "Solvent suppression in DNP enhanced solid state NMR" Journal of Magnetic Resonance Vol. 277 (2017) p. 149 - 153 Available at: http://works.bepress.com/aaron-rossini/42/
This article is published as Yarava, Jayasubba Reddy, Sachin Rama Chaudhari, Aaron J. Rossini, Anne Lesage, and Lyndon Emsley. "Solvent suppression in DNP enhanced solid state NMR." Journal of Magnetic Resonance 277 (2017): 149-153. doi: 10.1016/j.jmr.2017.02.016. Posted with permission.