Local surface plasmons and resonant mechanism for surface-enhanced second-harmonic generation
Aktsipetrov O. A., Dubinina E. M. , Elovikov S. S. , Mishina E. D., Nikulin A. A., Novikova N. N., Strebkov M. S.
A method involving a direct variation of the parameters of a collective electron resonance of a system of small metal particles upon a change in the dielectric properties of the surrounding medium has been used to establish that an electromagnetic mechanism contributes to the surface enhancement of second-harmonic generation in island films.