parahydrogen

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Spin isomers of hydrogen - Wikipedia
Parahydrogen is in a lower energy state than is orthohydrogen. At room temperature and thermal equilibrium, thermal excitation causes hydrogen to consist of ... en.wikipedia.org
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Parahydrogen - Advanced Research Systems
Parahydrogen is one of two magnetic forms of hydrogen gas (H2). It's commonly used to increase the sensitivity of NMR and MRI measurements. Molecular hydrogen ... www.arscryo.com
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The chemistry of parahydrogen induced polarization - ScienceDirect
A nonequilibrium hydrogen mixture, named parahydrogen, is obtained that can be used to carry out hydrogenation reactions and to obtain hyperpolarization on ... www.sciencedirect.com
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parahydrogen
parahydrogen (stress variable) Also para hydrogen and with hyphen. [f. para-1 3 + hydrogen, as tr. G. parawasserstoff (Bonhoeffer & Harteck 1929, in Naturwissenschaften XVII. 182/1), coined on the analogy of par(a)helium (see quot. 1935 s.v. orthohydrogen).] The form of molecular hydrogen in which t... Oxford English Dictionary
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ParaHydrogen — CoolProp 7.0.0 documentation
Correlation of the Thermal Conductivity of Normal and Parahydrogen from the Triple Point to 1000 K and up to 100 MPa. coolprop.org
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Parahydrogen - Centre for Hyperpolarisation in ... - University of York
Parahydrogen is a key component of the research conducted in CHyM. It is one of the chemical feedstocks which is used to increase the sensitivity of NMR and ... www.york.ac.uk
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Parahydrogen-induced polarization
Parahydrogen-induced polarization (PHIP) is a technique used in magnetic resonance imaging. wikipedia.org
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Ortho and Para hydrogen - Chemistry LibreTexts
The amount of ortho and para hydrogen varies with temperature as: At 0°K, hydrogen contains mainly para hydrogen which is more stable. chem.libretexts.org
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Robust parahydrogen-induced polarization at high concentrations
Parahydrogen-induced polarization (PHIP) is a potent technique for generating target molecules with high nuclear spin polarization. www.science.org
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Parahydrogen and synthesis allow dramatically enhanced nuclear ...
Enhancing sensitivity of nuclear magnetic resonance in biomolecules: Parahydrogen-induced hyperpolarization in synthetic disulfide-rich miniproteins. pubs.acs.org
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Parahydrogen-based Hyperpolarization for Biomedicine - PMC
A unique source of pure spin order is the spin singlet state of dihydrogen, parahydrogen (pH2), which is inherently stable and long-lived. When brought into ... pmc.ncbi.nlm.nih.gov
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orthohydrogen
orthohydrogen (stress variable) Also ortho hydrogen and with hyphen. [f. ortho- + hydrogen as tr. G. orthowasserstoff (Bonhoeffer & Harteck 1929, in Naturwissenschaften XVII. 182/1), coined on the analogy of orthohelium (see quot. 1935).] The form of molecular hydrogen in which the two nuclei in the... Oxford English Dictionary
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Liquid hydrogen
There are two spin isomers of hydrogen; whereas room temperature hydrogen is mostly orthohydrogen, liquid hydrogen consists of 99.79% parahydrogen and Parahydrogen, in which the two nuclear spins are antiparallel, is more stable than orthohydrogen, in which the two are parallel. wikipedia.org
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Elly Schwab-Agallidis
Her most famous work concerned the properties and reactivity of parahydrogen. It was there that she met Georg-Maria Schwab, her future husband, who suggested that she examine parahydrogen and supervised her experimental work. wikipedia.org
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Spin isomers of hydrogen
Parahydrogen is in a lower energy state than is orthohydrogen. of the parahydrogen. wikipedia.org
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