Quasi-phase-matched second harmonic generation of ... phase mismatch between the fundamental wave and second harmonic ... a nano-scale slot waveguide was ... Highly-tunable e cient second-harmonic generation in a ... Highly-tunable e cient second-harmonic generation in a lithium niobate nanophotonic waveguide Rui Luo,1 Yang He, 2Hanxiao Liang, Mingxiao Li, and Qiang Lin1,2, (PDF) Quadratic phase matching in nonlinear plasmonic ... We analyze the second-harmonic generation due to phase matching and parametric conversion between ... For small widths of the slot waveguide, the dispersion ... Second harmonic generation in nano- structured thin-film ...
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ry waveguide, the signal at the fundamental frequency propagates as the dominant TE10 mode. The power in the 2nd harmonic sig-nal propagates as higher order modes [4]. If an aperture is cut in the shape of a narrow rectangular slot parallel to the y-axis along the primary waveguide narrow wall, the coupling to the TE10 Photoinduced χ(2) for second harmonic generation in Abstract We present for the first time second harmonic generation in amorphous stoichiometric Si 3 N 4 waveguides grown via low pressure chemical vapor deposition. An effective second-order susceptibility (χ (2)) is established via the coherent photogalvanic effect.A waveguide was designed to phase match a horizontally (parallel to the waveguide width) polarized hybrid EH 00 mode at 1064 nm Photoinduced χ(2) for second harmonic generation in SPIE Digital Library Proceedings. CONFERENCE PROCEEDINGS Papers Presentations Plasmon-Enhanced Second-Harmonic Generation from Ionic This was accomplished by using nanosphere lithography to deposit silver nanoparticles on the ISAM film, tuning the geometry of the particles to make their plasmonic resonances overlap the frequency of optical excitation. An enhancement in the efficiency of second harmonic generation (SHG) by as much as 1600 times was observed.
OSA | Phase-matched sum frequency generation in strained…
Guided Wave Research Papers - Academia.edu View Guided Wave Research Papers on Academia.edu for free. OSA | Laser Science 2016 Bent Metal-Clad Waveguides for Fiber-to-Waveguide and 3D Chip-to-Chip Light Coupling Applications
Second harmonic generation in nano-structured thin-film lithium niobate waveguides CHENG WANG, 1,4 XIAO XIONG,1,2,4 NICOLAS ANDRADE,1,3 VIVEK VENKATARAMAN,1 XI-FENG REN,2 GUANG-CAN GUO,2 AND MARKO LONČAR 1,* 1John A. Paulson School of Engineering and Applied Sciences, Harvard University, 29 Oxford Street, Cambridge, MA 02138, USA 2Key Laboratory of Quantum Information& Synergetic Innovation ...
The rectification smoothing circuit used to suppress the harmonics generated during the microwave energy is confined within the range of the rectifier circuit, the filter circuit includes an input filter and an output filter two parts, both … OSA | Nonlinear Photonics 2010 All-Optical Pulse Retiming Based on Quadratic Cascading in a Periodically Poled Lithium Niobate Waveguide
We propose and design a high-efficiency forward and backward second harmonic generation (SHG) in nonlinear polymer filled silicon slot waveguide known as silicon-organic hybrid (SOH) waveguides. The spatial distribution of second-order nonlinearity, χ(2), of waveguide is altered by periodically poling of nonlinear polymer to achieve quasi-phase matching (QPM) between fundamental frequency and
Slot Waveguide Related - Jun-long Kou - sites.google.com The calculated results on second harmonic generation (SHG) show extremely large bandwidth ~ 40 nm. Modal overlap integral up to 0.035 W 3/2 /V can be realized by optimizing the waveguide geometry, much better than previous results on single slot waveguides. Its temperature dependence is … First-Order Forward and Backward Quasi-Phase Matched We propose and design a high-efficiency forward and backward second harmonic generation (SHG) in nonlinear polymer filled silicon slot waveguide known as silicon-organic hybrid (SOH) waveguides. The spatial distribution of second-order nonlinearity, χ(2), of waveguide is altered by periodically poling of nonlinear polymer to achieve quasi-phase matching (QPM) between fundamental frequency and
Publilcations. Journal papers: 36. T. Jin, H.-Y L. C. Kimerling, G. M. Whitesides, A. Agarwal, “Mid-Infrared Spectrometer Using Opto-nanofluidic Slot-Waveguide for Label-free On-Chip Chemical Sensing ... “Highly Efficient Broadband Second Harmonic Generation Using Polydomain Epitaxial Barium Titanate Thin Film Waveguides” Appl. Phys ... Green light emission in silicon through slow-light Mar 22, 2009 · Here, we report the slow-light enhancement of a nonlinear optical process in a two-dimensional silicon photonic-crystal waveguide. We observe visible third-harmonic-generation … Tanglab - Publications