Nuclear depolarization and absolute sensitivity in magic-angle spinning cross effect dynamic nuclear polarization

2015 ◽  
Vol 17 (34) ◽  
pp. 21824-21836 ◽  
Author(s):  
Frédéric Mentink-Vigier ◽  
Subhradip Paul ◽  
Daniel Lee ◽  
Akiva Feintuch ◽  
Sabine Hediger ◽  
...  
Keyword(s):  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Cross Effect ◽  
Experimental Conditions ◽  
Absolute Sensitivity ◽  
Field Dependent ◽  
Angle Spinning

Biradicals' performance in MAS-DNP experiments should be revised to account for substantial field-dependent nuclear polarization losses that depend on experimental conditions and biradical properties.

scholarly journals Optimizing nitroxide biradicals for cross-effect MAS-DNP: the role of g-tensors’ distance

2020 ◽  
Vol 22 (6) ◽  
pp. 3643-3652 ◽  
Author(s):  
Frédéric Mentink-Vigier
Keyword(s):  
Solid State ◽  
Dynamic Nuclear Polarization ◽  
Solid State Nmr ◽  
Nuclear Polarization ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Cross Effect ◽  
Angle Spinning

Nitroxide biradicals are common polarizing agents used to enhance the sensitivity of solid-state NMR experiments via Magic Angle Spinning Dynamic Nuclear Polarization (MAS-DNP).

scholarly journals De novo prediction of cross-effect efficiency for magic angle spinning dynamic nuclear polarization

2019 ◽  
Vol 21 (4) ◽  
pp. 2166-2176 ◽  
Author(s):  
Frédéric Mentink-Vigier ◽  
Anne-Laure Barra ◽  
Johan van Tol ◽  
Sabine Hediger ◽  
Daniel Lee ◽  
...  
Keyword(s):  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
De Novo ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Cross Effect ◽  
Angle Spinning

From the polarizing agent geometry and EPR properties to the prediction of magic angle spinning dynamic nuclear polarization efficiency.

scholarly journals Correction: De novo prediction of cross-effect efficiency for magic angle spinning dynamic nuclear polarization

2021 ◽  
Author(s):  
Frédéric Mentink-Vigier ◽  
Anne-Laure Barra ◽  
Johan van Tol ◽  
Sabine Hediger ◽  
Daniel Lee ◽  
...  
Keyword(s):  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
De Novo ◽  
Chem Phys ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Cross Effect ◽  
Angle Spinning ◽  
Phys Chem Chem Phys

Correction for ‘De novo prediction of cross-effect efficiency for magic angle spinning dynamic nuclear polarization’ by Frédéric Mentink-Vigier et al., Phys. Chem. Chem. Phys., 2019, 21, 2166–2176, DOI: 10.1039/C8CP06819D.

scholarly journals Instrumentation for cryogenic magic angle spinning dynamic nuclear polarization using 90 L of liquid nitrogen per day

2017 ◽  
Vol 283 ◽  
pp. 71-78 ◽  
Author(s):  
Brice J. Albert ◽  
Seong Ho Pahng ◽  
Nicholas Alaniva ◽  
Erika L. Sesti ◽  
Peter W. Rand ◽  
...  
Keyword(s):  
Liquid Nitrogen ◽  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Angle Spinning

Silica materials with wall-embedded nitroxides provide efficient polarization matrices for dynamic nuclear polarization NMR

2016 ◽  
Vol 52 (32) ◽  
pp. 5531-5533 ◽  
Author(s):  
Eric Besson ◽  
Fabio Ziarelli ◽  
Emily Bloch ◽  
Guillaume Gerbaud ◽  
Séverine Queyroy ◽  
...  
Keyword(s):  
Dynamic Nuclear Polarization ◽  
Solid State Nmr ◽  
High Field ◽  
Nuclear Polarization ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Hybrid Silica ◽  
Silica Materials ◽  
Field Dynamic ◽  
Angle Spinning

Hybrid silica materials with wall-embedded nitroxides efficiently polarize impregnated substrates in high-field dynamic nuclear polarization magic-angle spinning solid-state NMR experiments.

Correction to “Directly vs Indirectly Enhanced 13C in Dynamic Nuclear Polarization Magic Angle Spinning NMR Experiments of Nonionic Surfactant Systems”

2017 ◽  
Vol 121 (42) ◽  
pp. 23847-23847
Author(s):  
Markus M. Hoffmann ◽  
Sarah Bothe ◽  
Torsten Gutmann ◽  
Frank-Frederik Hartmann ◽  
Michael Reggelin ◽  
...  
Keyword(s):  
Nonionic Surfactant ◽  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
Magic Angle Spinning ◽  
Magic Angle ◽  
Surfactant Systems ◽  
Angle Spinning
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