ELECTRON SPIN RESONANCE Definition & Meaning

electron spin resonance

noun

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. : ESR

electron spin resonance

noun

a 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 frequencies ESR See also nuclear magnetic resonance

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�y��vlog History and Origins

Origin of electron spin resonance¹

First recorded in 1950–55

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Example Sentences

Examples have not been reviewed.

They also applied another technique known as electron spin resonance dating to directly date one of the skeleton’s molars; the results matched the sediment’s radiocarbon dates.

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