hyperfine structure

[hahy-per-fahyn, hahy-]
noun Physics.
the splitting of the lines of an atomic spectrum, produced by the angular momentum of the nucleus of the atom.
Compare fine structure.

1925–30; hyper- + fine1

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To hyperfine-structure
World English Dictionary
hyperfine structure (ˈhaɪpəˌfaɪn)
Compare fine structure See also Zeeman effect the splitting of a spectral line of an atom or molecule into two or more closely spaced components as a result of interaction of the electrons with the magnetic moments of the nuclei

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature