scholarly journals Electron spin density matching for cross-effect dynamic nuclear polarization

2019 ◽  
Vol 55 (53) ◽  
pp. 7591-7594 ◽  
Author(s):  
Yuanxin Li ◽  
Asif Equbal ◽  
Kan Tagami ◽  
Songi Han
Keyword(s):  
Spin Density ◽  
Electron Spin ◽  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
Design Principle ◽  
Cross Effect ◽  
Electron Spin Density

A new design principle for a mixed broad (TEMPO) and narrow (Trityl) line radical to boost the dynamic nuclear polarization efficiency is electron spin density matching, suggesting a polarizing agent of one Trityl tethered to at least two TEMPO moieties.

scholarly journals Maximizing NMR signal per unit time by facilitating the e–e–n cross effect DNP rate

2018 ◽  
Vol 20 (43) ◽  
pp. 27646-27657 ◽  
Author(s):  
Alisa Leavesley ◽  
Sheetal Jain ◽  
Ilia Kamniker ◽  
Hui Zhang ◽  
Suchada Rajca ◽  
...  
Keyword(s):  
Spin Relaxation ◽  
Electron Spin ◽  
Dynamic Nuclear Polarization ◽  
Nuclear Spin ◽  
Nuclear Polarization ◽  
Nuclear Spin Relaxation ◽  
Cross Effect ◽  
Spin Clusters

Dynamic nuclear polarization (DNP) efficiency is critically dependent on the properties of the radical, solvent, and solute, where electron spin clusters will shorten nuclear spin relaxation and enhance CE-DNP.

Theoretical Analysis of the Electron Spin Density Distribution of the Flavin Semiquinone Isoalloxazine Ring within Model Protein Environments

2002 ◽  
Vol 106 (18) ◽  
pp. 4729-4735 ◽  
Author(s):  
José I. García ◽  
Milagros Medina ◽  
Javier Sancho ◽  
Pablo J. Alonso ◽  
Carlos Gómez-Moreno ◽  
...  
Keyword(s):  
Theoretical Analysis ◽  
Density Distribution ◽  
Spin Density ◽  
Electron Spin ◽  
Spin Density Distribution ◽  
Electron Spin Density ◽  
Model Protein

Alkali-metal electron spin density shift induced by a helium nanodroplet

2010 ◽  
Vol 108 (7-9) ◽  
pp. 1005-1011 ◽  
Author(s):  
Markus Koch ◽  
Carlo Callegari ◽  
Wolfgang E. Ernst
Keyword(s):  
Alkali Metal ◽  
Spin Density ◽  
Electron Spin ◽  
Electron Spin Density ◽  
Density Shift ◽  
Metal Electron

Electron Spin Density on the N-Donor Atoms of Cu(II)–(Bis)oxamidato Complexes As Probed by a Pulse ELDOR Detected NMR

2015 ◽  
Vol 119 (43) ◽  
pp. 13762-13770 ◽  
Author(s):  
Azar Aliabadi ◽  
Ruslan Zaripov ◽  
Kev Salikhov ◽  
Violeta Voronkova ◽  
Evgeniya Vavilova ◽  
...  
Keyword(s):  
Spin Density ◽  
Electron Spin ◽  
Electron Spin Density ◽  
Oxamidato Complexes

scholarly journals Two-Electron-Spin Ratchets as a Platform for Microwave-Free Dynamic Nuclear Polarization of Arbitrary Material Targets

Nano Letters ◽  
2019 ◽  
Vol 19 (4) ◽  
pp. 2389-2396 ◽  
Author(s):  
Pablo R. Zangara ◽  
Jacob Henshaw ◽  
Daniela Pagliero ◽  
Ashok Ajoy ◽  
Jeffrey A. Reimer ◽  
...  
Keyword(s):  
Electron Spin ◽  
Dynamic Nuclear Polarization ◽  
Nuclear Polarization ◽  
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