High frequency dynamic nuclear polarization: New directions for the 21st century

[Display omitted] •We review the current state and future of high frequency dynamic nuclear polarization.•Polarizing agents tailored for experiments at high spinning frequencies are essential.•Microwave sources on the horizon are diodes, klystrons, tunable gyrotrons and amplifiers.•Helium recirculat...

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Bibliographic Details
Published inJournal of magnetic resonance (1997) Vol. 306; pp. 128 - 133
Main Authors Griffin, Robert G., Swager, Timothy M., Temkin, Richard J.
Format Journal Article
LanguageEnglish
Published United States Elsevier Inc 01.09.2019
Subjects
Animals
Dynamic nuclear polarization
Electromagnetic Fields
High frequency microwaves
Humans
Indicators and Reagents
Magnetic Resonance Spectroscopy - instrumentation
Polarizing agents
Pulsed DNP
Polarizing agents
High frequency microwaves
Dynamic nuclear polarization
Pulsed DNP
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Summary:[Display omitted] •We review the current state and future of high frequency dynamic nuclear polarization.•Polarizing agents tailored for experiments at high spinning frequencies are essential.•Microwave sources on the horizon are diodes, klystrons, tunable gyrotrons and amplifiers.•Helium recirculation will enable higher spinning frequencies and lower temperature operation.•High frequency gyroamplifiers will enable pulsed DNP experiments.
Bibliography:ObjectType-Article-1
SourceType-Scholarly Journals-1
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ObjectType-Review-3
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ISSN:1090-7807
1096-0856
1096-0856
DOI:10.1016/j.jmr.2019.07.019