Helium-rich mixtures for improved batch-mode clinical-scale spin-exchange optical pumping of Xenon-129.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of magnetic resonance"
DOI: 10.1016/j.jmr.2020.106739
Abstract: We present studies of spin-exchange optical pumping (SEOP) using ternary xenon-nitrogen-helium gas mixtures at high xenon partial pressures (up to 1330 Torr partial pressure at loading, out of 2660 Torr total pressure) in a 500-mL volume SEOP… read more here.
Keywords: gas; seop; 1330 torr; mixture ... See more keywords
Automated Low-Cost In Situ IR and NMR Spectroscopy Characterization of Clinical-Scale 129Xe Spin-Exchange Optical Pumping.
Sign Up to like & getrecommendations! Published in 2021 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.0c04545
Abstract: We present on the utility of in situ nuclear magnetic resonance (NMR) and near-infrared (NIR) spectroscopic techniques for automated advanced analysis of the 129Xe hyperpolarization process during spin-exchange optical pumping (SEOP). The developed software protocol,… read more here.
Keywords: spin exchange; seop; spectroscopy; characterization ... See more keywords