Evidence map›Paper›PMID 27560644›Full record

ArticlePhysical chemistry chemical physics : PCCP2016

Electron spin dynamics and spin-lattice relaxation of trityl radicals in frozen solutions.

Hanjiao Chen, Alexander G Maryasov, Olga Yu Rogozhnikova, Dmitry V Trukhin, Victor M Tormyshev, Michael K Bowman

Open access · greenAbstract read
In one paragraph

Article in Physical chemistry chemical physics : PCCP, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
3.2field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 53 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 3 institutions in 2 countries.

Hanjiao ChenDepartment of Chemistry, The University of Alabama, Box 870336, Tuscaloosa, Alabama 35487-0336, USA. mkbowman@ua.edu.
Alexander G Maryasov
Olga Yu Rogozhnikova
Dmitry V Trukhin
Victor M Tormyshev
Michael K Bowman
Novosibirsk State University · RUUniversity of Alabama · USInstitute of Chemical Kinetics and Combustion · RU

Funding

Very Low Frequency EPR Imaging in Vivo Phisiology P41 EB02034P41EB002034 · NIBIB · UNIVERSITY OF CHICAGO · PI HALPERN, HOWARD J · 2003 to 2017
$16.1M
Radiation Biology of EPR Oxygen ImagesR01CA098575 · NCI · UNIVERSITY OF CHICAGO · PI HALPERN, HOWARD J · 2003 to 2022
$4.5M
NCI NIH HHS R01 CA098575NIBIB NIH HHS P41 EB002034
6 · The paper itself

Abstract

Electron spin-lattice relaxation of two trityl radicals, d24-OX063 and Finland trityl, were studied under conditions relevant to their use in dissolution dynamic nuclear polarization (DNP). The dependence of relaxation kinetics on temperature up to 100 K and on concentration up to 60 mM was obtained at X- and W-bands (0.35 and 3.5 Tesla, respectively). The relaxation is quite similar at both bands and for both trityl radicals. At concentrations typical for DNP, relaxation is mediated by excitation transfer and spin-diffusion to fast-relaxing centers identified as triads of trityl radicals that spontaneously form in the frozen samples. These centers relax by an Orbach-Aminov mechanism and determine the relaxation, saturation and electron spin dynamics during DNP.

Identifiers

PMID27560644
PMCPMC5482570
OpenAlexW2513217505

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.