Presentation 1998/1/22
Analysis of second-harmonic wave in grating-assisted nonlinear directional couplers
Waiyapot Suttawassuntorn, Mitsuhiro Yokota,
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Abstract(in English) The grating-assisted nonlinear directional couplers are investigated by using sigular perturbation technique with multiple space scale. The nonlinear directional couplers have the second order nonlinear cladding whose surface is grating profile. The period of the grating is determined to satisfy the quasi-phase matching condition between fundamental wave and second harmonic (SH) wave. After the equivalent boundary condition on the grating surface and the boundary condition on the other surface are applied, the coupled-mode equations between fundamental wave and SH wave of each waveguide are derived.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) nonlinear directional coupler / grating / second-harmonicwave / perturbation technique
Paper # LQE97-126
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Conference Information
Committee LQE
Conference Date 1998/1/22(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Analysis of second-harmonic wave in grating-assisted nonlinear directional couplers
Sub Title (in English)
Keyword(1) nonlinear directional coupler
Keyword(2) grating
Keyword(3) second-harmonicwave
Keyword(4) perturbation technique
1st Author's Name Waiyapot Suttawassuntorn
1st Author's Affiliation Department of Electrical and Electronic Engineering Miyazaki University()
2nd Author's Name Mitsuhiro Yokota
2nd Author's Affiliation Department of Electrical and Electronic Engineering Miyazaki University
Date 1998/1/22
Paper # LQE97-126
Volume (vol) vol.97
Number (no) 497
Page pp.pp.-
#Pages 6
Date of Issue