Issue 14, 2012
From the journal:

Chemical Communications

Dynamic nuclear polarization of quadrupolar nuclei using cross polarization from protons: surface-enhanced aluminium-27 NMR†

Veronika Vitzthum,a   Pascal Miéville,*a   Diego Carnevale,a   Marc A. Caporini,a   David Gajan,b   Christophe Copéret,b   Moreno Lelli,c   Alexandre Zagdoun,c   Aaron J. Rossini,c   Anne Lesage,c   Lyndon Emsleyc  and  Geoffrey Bodenhausenadef  

* Corresponding authors

a Institut des Sciences et Ingénierie Chimiques, Ecole Polytechnique Fédérale de Lausanne, EPFL, Batochime, 1015 Lausanne, Switzerland
E-mail: pascal.mieville@epfl.ch

b Department of Chemistry, ETH Zürich, CH-8093 Z, Switzerland

c Centre de RMN à Tres Hauts Champs, Université de Lyon (CNRS/ENS Lyon/UCB Lyon 1), 69100 Villeurbanne, France

d Département de Chimie, Ecole Normale Supérieure, 24 Rue Lhomond, Paris Cedex 05, France

e Université Pierre-et-Marie Curie, Paris, France

f CNRS, UMR 7203, Paris, France

Abstract

The surface of γ-alumina nanoparticles can be characterized by dynamic nuclear polarization (DNP) surface-enhanced NMR of 27Al. DNP is combined with cross-polarization and MQ-MAS to determine local symmetries of 27Al sites at the surface.

Graphical abstract: Dynamic nuclear polarization of quadrupolar nuclei using cross polarization from protons: surface-enhanced aluminium-27 NMR

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Article information

DOI
https://doi.org/10.1039/C2CC15905H
Article type
Communication
Submitted
22 Sep 2011
Accepted
07 Dec 2011
First published
11 Jan 2012

Chem. Commun., 2012,48, 1988-1990

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Dynamic nuclear polarization of quadrupolar nuclei using cross polarization from protons: surface-enhanced aluminium-27 NMR

V. Vitzthum, P. Miéville, D. Carnevale, M. A. Caporini, D. Gajan, C. Copéret, M. Lelli, A. Zagdoun, A. J. Rossini, A. Lesage, L. Emsley and G. Bodenhausen, Chem. Commun., 2012, 48, 1988 DOI: 10.1039/C2CC15905H

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