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High-field NMR with dissolution triplet-DNP
- Source :
- Journal of magnetic resonance (San Diego, Calif. : 1997). 309
- Publication Year :
- 2019
-
Abstract
- Dissolution dynamic nuclear polarization (DNP) has wide variety of important applications such as real-time monitoring of chemical reactions and metabolic imaging. We construct DNP using photoexcited triplet electron spins (Triplet-DNP) apparatus combined with dissolution apparatus for solution NMR in a high magnetic field. Triplet-DNP enables us to obtain high nuclear polarization at room temperature. Solid-state samples polarized by Triplet-DNP are transferred to a superconducting magnet and dissolved by injecting aqueous solvents. The 13C polarization of 0.22% has been obtained for [caryboxy-13C]benzoic acid-d in the liquid state. Our results show that Triplet-DNP can be applied to real-time monitoring with solution NMR.
- Subjects :
- Nuclear and High Energy Physics
Aqueous solution
Materials science
Spins
Physics::Medical Physics
Biophysics
Analytical chemistry
Superconducting magnet
Electron
010402 general chemistry
Condensed Matter Physics
Polarization (waves)
01 natural sciences
Biochemistry
Chemical reaction
030218 nuclear medicine & medical imaging
0104 chemical sciences
03 medical and health sciences
chemistry.chemical_compound
0302 clinical medicine
chemistry
Dissolution
Benzoic acid
Subjects
Details
- ISSN :
- 10960856
- Volume :
- 309
- Database :
- OpenAIRE
- Journal :
- Journal of magnetic resonance (San Diego, Calif. : 1997)
- Accession number :
- edsair.doi.dedup.....762303f91466ee86d6a9a46463dae142