fine structure love


from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Physics The splitting of atomic spectral lines into closely spaced groups around a single wavelength, caused by the magnetic moments of orbiting electrons in the nuclei.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the presence of groups of closely spaced spectrum lines observed in the atomic spectrum of certain elements


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