WordReference Random House Unabridged Dictionary of American English © 2025
elec′tron spin′ res′onance, [Physics.]
- Physicsthe flipping back and forth between two spin directions of electrons in a magnetic field when electromagnetic radiation of the proper frequency is applied. Abbr.: ESR Also called elec′tron paramagnet′ic res′onance, spin resonance.
- 1950–55
'electron spin resonance' also found in these entries (note: many are not synonyms or translations):