Title :
Strong enhancement of local fields and second-harmonic generation in a resonant waveguide grating
Author :
Siltanen, Mikael ; Leivo, Samuli ; Armholt, Pauliina ; Kauranen, Martti ; Karvinen, Petri ; Vahimaa, Pasi ; Kuittinen, Markku
Author_Institution :
Inst. of Phys., Tampere Univ. of Technol., Tampere
Abstract :
We observe over 5000-fold enhancement of second-harmonic generation from an all-dielectric resonant waveguide grating. The enhancement is due to interaction of strong local fields with the inherent surface nonlinearity of the structure.
Keywords :
diffraction gratings; optical harmonic generation; optical waveguide components; all-dielectric grating; inherent surface nonlinearity; local field interaction; resonant waveguide grating; second-harmonic generation; Band pass filters; Electromagnetic waveguides; Gratings; Nonlinear optics; Optical filters; Optical harmonic generation; Optical mixing; Optical surface waves; Optical waveguides; Resonance; (050.6624) Subwavelength structures; (190.2620) Harmonic generation and mixing;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
