| 单词 | electron spin resonance |
| 释义 | electron spin resonancenoun Physics.the flipping back and forth between two spin directions of electrons in a magnetic field when electromagnetic radiation of the proper frequency is applied. Abbreviation: ESR Also called electron paramagnetic resonance, spin resonance. Origin of electron spin resonanceFirst recorded in 1950–55 Words nearby electron spin resonanceelectron pair, electron paramagnetic resonance, electron probe microanalysis, electron radiography, electron-ray tube, electron spin resonance, electron telescope, electron transport, electron tube, electron volt, electronystagmography Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for electron spin resonanceelectron spin resonance nouna technique for investigating paramagnetic substances by subjecting them to high-frequency radiation in a strong magnetic field. Changes in the spin of unpaired electrons cause radiation to be absorbed at certain frequenciesAbbreviation: ESR See also nuclear magnetic resonance Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for electron spin resonanceelectron spin resonance n.A spectrometric method, based on measurement of the spins of unpaired electrons in a magnetic field, for detecting and estimating free radicals in organic reactions. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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