An inexpensive apparatus for up to 97% continuous-flow parahydrogen enrichment using liquid helium
Yong Du, Ronghui Zhou, Maria‐Jose Ferrer, Minda Chen, John T. Graham, Bill Malphurs, Greg Labbe, Wenyu Huang, Clifford R. Bowers
Topics & Concepts
Spin isomers of hydrogenHyperpolarization (physics)ChemistryPropaneNuclear magnetic resonanceAnalytical Chemistry (journal)Liquid heliumMole fractionNuclear magnetic resonance spectroscopyVolumetric flow rateHeliumHydrogenPhysical chemistryChromatographyPhysicsQuantum mechanicsOrganic chemistryAdvanced NMR Techniques and ApplicationsAtomic and Subatomic Physics ResearchNMR spectroscopy and applications