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Fractional Spin‐Labeling of Polymers for Enhancing NMR Sensitivity by Solvent‐Free Dynamic Nuclear Polarization
Author(s) -
Vitzthum Veronika,
Borcard Françoise,
Jannin Sami,
Morin Mylène,
Miéville Pascal,
Caporini Marc A.,
Sienkiewicz Andrzej,
GerberLemaire Sandrine,
Bodenhausen Geoffrey
Publication year - 2011
Publication title -
chemphyschem
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.016
H-Index - 140
eISSN - 1439-7641
pISSN - 1439-4235
DOI - 10.1002/cphc.201100630
Subject(s) - magic angle spinning , polarization (electrochemistry) , chemistry , molecule , solvent , polymer , nuclear magnetic resonance spectroscopy , nuclear magnetic resonance , fluorine 19 nmr , covalent bond , chemical physics , organic chemistry , physics
Decapeptides are partly covalently labeled with a polarizing agent (see picture) to enhance NMR signals by dynamic nuclear polarization (DNP). DNP under magic angle spinning conditions at T =100 K was performed directly on these molecules in the absence of any solvent.