[en] An example of an isolated resonance with highly non-Lorentzian line-shape has been found for the gas-surface diffraction system He(21 meV)/Cu(115). When the corrugation strength parameter for the surface is very slightly varied, the signature of the narrow resonance structure shifts
Loewdin, P.O.; Oehrn, N.Y.; Sabin, J.R.; Zerner, M.C. (Florida Univ., Gainesville, FL (United States)) (eds.); 900 p; 1992; p. 657-665; John Wiley and Sons, Inc; New York, NY (United States); International symposium on atomic, molecular, and condensed matter theory and computational methods; St. Augustine, FL (United States); 14-21 Mar 1992; John Wiley and Sons, Inc., 605 Third Avenue, New York, NY 10158