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Overhauser polarization

См. также в других словарях:

  • Nuclear Overhauser effect — The Nuclear Overhauser Effect (NOE) is the transfer of nuclear spin polarization from one nuclear spin population to another via cross relaxation. It is a common phenomenon observed by nuclear magnetic resonance (NMR) spectroscopy. The… …   Wikipedia

  • Kern-Overhauser-Effekt — a) Der Gleichgewichtszustand, b) Die Energieniveaus des ersten Kerns werden durch die Sättigung gleichbesetzt, die dipolare Kopplung mit Umgebungskernen ermöglicht die Übergänge W0 und W2, c) Änderung der Intensität des zweiten Kerns Der Kern… …   Deutsch Wikipedia

  • Nuclear overhauser effect — a) Der Gleichgewichtszustand, b) Die Energieniveaus des ersten Kerns werden durch die Sättigung gleichbesetzt, die dipolare Kopplung mit Umgebungskernen ermöglicht die Übergänge W0 und W2, c) Änderung der Intensität des zweiten Kerns Der Kern… …   Deutsch Wikipedia

  • Albert Overhauser — Albert W. Overhauser (born August 17, 1925 in San Diego, California) is an American physicist and member of the National Academy of Sciences. He is best known for his theory of dynamic nuclear polarization, also known as the Overhauser… …   Wikipedia

  • Insensitive nuclei enhanced by polarization transfer — (INEPT) is a signal enhancement method used in NMR spectroscopy which involves the transfer of nuclear spin polarization from spins with large Boltzmann population differences to nuclear spins of interest with low Boltzmann population differences …   Wikipedia

  • Dynamic nuclear polarisation — Dynamic nuclear polarization (DNP)[1] [2] results from transferring spin polarization from electrons to nuclei, thereby aligning the nuclear spins to the extent that electron spins are aligned. Note that the alignment of electron spins at a given …   Wikipedia

  • Polarisation dynamique nucléaire — La polarisation dynamique nucléaire[1],[2] (ou PDN) résulte du transfert de la polarisation de spin des l´électrons au noyau en alignant les spins nucléaires jusqu´à ce que les spins des électrons soit alignés. Notons que l´alignement des spins… …   Wikipédia en Français

  • Magnetic Surveying in Archaeology (book) — Magnetic Surveying in Archaeology (Wormianum, 2008, ISBN 978 87 89531 29 8) is a book written by Russian archaeologist T. N. Smekalova together with O. Voss and S. L. Smekalov. In the book researches collected information about magnetic… …   Wikipedia

  • Magnetometer — A magnetometer is a measuring instrument used to measure the strength or direction of a magnetic field either produced in the laboratory or existing in nature. Some countries such as the USA, Canada and Australia classify the more sensitive… …   Wikipedia

  • Nuclear magnetic resonance — This article is about the physical phenomenon. For its use as a method in spectroscopy, see Nuclear magnetic resonance spectroscopy. NMR redirects here. For other uses, see NMR (disambiguation). First 1 GHz NMR Spectrometer (1000 MHz,… …   Wikipedia

  • Эффект Оверхаузера — Эффект Оверхаузера  увеличение поляризации ядерной магнитной системы и, как следствие, ядерного магнитного резонанса при насыщении электронного парамагнитного резонанса. Предсказан в 1953 г. А. Оверхаузером для взаимодействия спиновых… …   Википедия

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