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Photonic Crystal Based Direct and Inverse Heterostructures by Colloidal Self-Assembly
Photonic Crystal Heterostructure Self-Assembly Sol-Gel Inverse Photonic Crystal Dual Stop Bands
2013/1/30
Photonic crystal heterostructures containing two materials and/or two lattice constants are synthesized using the colloids of polystyrene and polymethyl methacrylate by a self-assembling technique. Th...
Opal-Based Photonic Crystal Heterostructures
Sol-Gel Colloidal Crystals Optical Properties Heterostructures
2013/1/30
The fabrication of photonic crystal heterostructures is important for the applications in the fields of integrated photonic crystal chips and multi-frequency optical Bragg filters or mirrors; here we ...
THz-Wave Generation from GaP THz Photonic Crystal Waveguides under Difference-Frequency Mixing
THz-Wave Generation Photonic Crystal Waveguide Nonlinear Optical Effect
2013/1/30
GaP terahertz (THz) two-dimensional (2D) photonic crystal (PC) waveguides with line defects were fabricated using inductively-coupled plasma reactive-ion etching (ICP-RIE) in Ar/Cl2 gas chemistries. T...
Highly efficient and widely wavelength-tunable anti-Stokes signal conversion in the fundamental mode of photonic crystal fibe
Highly efficient wavelength-tunable anti-Stokes signal conversion undamental photonic crystal fibe
2015/5/20
Anti-Stokes signals from 645 to 543nm are generated in the fundamental mode. The power ratio of signal at 543 nm to residual pump at 840 nm is 22.6:1, the conversion efficiency P as /P p0 being above ...
On-Chip All-Optical Switching and Memory by Silicon Photonic Crystal Nanocavities
On-Chip All-Optical Switching Silicon Photonic Crystal Nanocavities
2009/5/19
We review our recent studies on all-optical switching and memory operations based on thermo-optic and carrier-plasma nonlinearities both induced by two-photon absorption in silicon photonic crystal na...
Analysis of guided-resonance-based polarization beam splitting in photonic crystal slabs
Analysis guided-resonance-based polarization beam splitting photonic crystal slabs
2015/8/10
We present an analysis of the phase and amplitude responses of guided resonances in a photonic crystal slab.Through this analysis, we obtain the general rules and conditions under which a photonic cry...
High-contrast all-optical bistable switching in photonic crystal microcavities
all-optical bistable switching photonic crystal microcavities
2015/8/11
We present a bistable photonic crystal configuration consisting of a waveguide sided coupled to a single-mode cavity with instantaneous Kerr nonlinearity. We show that such a configuration...
Omnidirectional reflection from a one-dimensional photonic crystal
Omnidirectional reflection one-dimensional photonic crystal
2015/8/12
We demonstrate that one-dimensional photonic crystal structures (such as multilayer films) can exhibit complete reflection of radiation in a given frequency range for all incident angles and polarizat...