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spin wave

noun Physics.

a magnetic wave propagated through a crystal lattice by a collective excitation of the spin angular momentum of electrons.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
spin wave in Science

spin wave

Physics

A wave propagated through a crystal lattice as a result of shifts in atomic magnetic fields associated with the spin angular momentum of electrons in the lattice.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.