Surface-enhanced second-harmonic generation of optical beams from a metal surface

1991 ◽  
Vol 44 (3) ◽  
pp. 1240-1257 ◽  
Author(s):  
Guifang Li ◽  
S. R. Seshadri
2000 ◽  
Vol 183 (5-6) ◽  
pp. 529-545 ◽  
Author(s):  
T.A. Leskova ◽  
M. Leyva-Lucero ◽  
E.R. Méndez ◽  
A.A. Maradudin ◽  
I.V. Novikov

1992 ◽  
Vol 170 (3) ◽  
pp. 231-234 ◽  
Author(s):  
O.A. Aktsipetrov ◽  
V.N. Golovkina ◽  
O.I. Kapusta ◽  
T.A. Leskova ◽  
N.N. Novikova

2020 ◽  
Vol 3 (1) ◽  
Author(s):  
Muhammad Khalid ◽  
Cristian Ciracì

AbstractSecond-order nonlinear optical processes do not manifest in the bulk of centrosymmetric materials, but may occur in the angstroms-thick layer at surfaces. At such length scales, quantum mechanical effects come into play which could be crucial for an accurate description of plasmonic systems. In this article, we develop a theoretical model based on the quantum hydrodynamic description to study free-electron nonlinear dynamics in plasmonic systems. Our model predicts strong resonances induced by the spill-out of electron density at the metal surface. We show that these resonances can boost second-harmonic generation efficiency up to four orders of magnitude and can be arbitrarily tuned by controlling the electron spill-out at the metal surface with the aid of thin dielectric layers. These results offer a possibility to artificially increase nonlinear susceptibilities by engineering optical properties at the quantum level.


1985 ◽  
Vol 32 (4) ◽  
pp. 2227-2232 ◽  
Author(s):  
J. L. Coutaz ◽  
M. Neviere ◽  
E. Pic ◽  
R. Reinisch

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