photonic crystal based waveguides
THz Wave Generation from GaP THz Photonic Crystal Waveguides under Difference Frequency Mixing
... sources, based on photoconductive antenna, quantum cascade lasers, and non-linear optical effects, such as dif- ference-frequency generation (DFG), optical parametric oscillation, and optical rectification, have ...
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Slow light and evanescent modes at interfaces in photonic crystal waveguides: optimal extraction from experimental near field measurements
... chosen based on 3D plane-wave dispersion cal- culations using the MIT photonic bands software package [18] in order to obtain progressively more “ extreme ” disper- sion features in the slow-light region; ...
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Photonic Crystal Waveguides for Integration into an Atomic Physics Experiment
... Figure A.1 shows a history of chips installed in the Lab 2 chamber, with events with personal or project-level significance indicated. In mid-2014 we made radical changes to atom delivery. Prior to this point atoms were ...
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Loss engineered slow light waveguides
... as photonic crystal waveguides (PhCW) and coupled resonator optical waveguides (CROW) have much promise for optical signal processing applications and a number of successful demonstrations ...
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Optical Power Splitting Techniques Using Photonic Crystal Line Defect Waveguides
... forward. Based on this concept the T-junction, Y- junction and multiple coupled photonic crystal waveguides have already been investigated [6, ...
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Slow light and chromatic temporal dispersion in photonic crystal waveguides using femtosecond time of flight
... the photonic band-gap influ- ence in low-loss 2D photonic-crystal waveguides with time- of-flight techniques utilizing a femtosecond white-light supercontinuum and an optical Kerr ...the ...
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Nanoscale waveguiding methods
... Discovering ways of guiding light on the nanoscale to- gether with the corresponding logic components is the key to developing a range of highly integrated and compact photonic chips. In addition, there is growing ...
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High-Q and temperature stable photonic biosensor based on grating waveguides
... the photonic device (Fan et ...2012). Based on these factors, a number of researchers have investigated the capability of the photonic ...2015), photonic crystal based devices ...
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Local Dispersion of Guiding Modes in Photonic Crystal Waveguide Interfaces and Hetero-Structures
... arbitrary photonic crystal waveguides, which is more suitable for local study of dispersion and the special cases of non periodic and finite ...is based on the finite difference time domain ...
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Understanding the rich physics of light propagation in slow photonic crystal waveguides
... Figure 2. Example of dispersion engineered PhC waveguide for flat-band slow-light based on shifting individual rows of holes. (a) The calculated dispersion relation, with the defect waveguiding mode highlighted in ...
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Toolkit for photonic integrated circuits based on inverted rib waveguides
... Optical-PCBs based on low loss polymer waveguides and passive optical components offer additional options for integrated optical ...elements based on inverted rib structure. Directional couplers ...
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Photonic crystal slow light waveguides in a kagome lattice
... Figure 3: (Colour online) a) Dispersion curve of the waveguide under investigation. The modes of interest, lying in the second bandgap, are highlighted in red and light blue. The light line is shown in purple. b) Sketch ...
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Optimization of the Performance of Biosensor Based on Photonic Crystal Resonant
... plasmon based biosensors, interference-based biosensors, optical waveguides biosensors, optical fiber-based biosensors, resonant-circuit-based biosensors and photonic ...
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Numerical analysis of temperature-controlled terahertz power splitter
... splitter based on Y- junction photonic crystal waveguides and multi-mode interference photonic crystal structure (see ...in photonic crystal, we can shift the ...
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Photonic Crystal Directional Coupler Based Optomechanical Sensor
... A general procedure for designing and modeling PCDC sensors was provided using a com- bination of plane wave expansion, finite di ff erence time domain, and finite element numerical techniques. A thirteen-fold decrease ...
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Photonic crystal waveguides in chalcogenide glasses
... light photonic crystal waveguides is ...light photonic crystal waveguides and a ring resonator bandpass filter are ...light photonic crystal waveguide serves as ...
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Sensitivity Enhancement of Ring Laser Gyroscope Using Dielectric-Graphene Photonic Crystal
... graphene photonic crystal inside a ring laser gyroscope on the interference pattern and the sensitivity of the device are studied and simulated using ABCD propagation matrix ...dielectric-graphene ...
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Analysis of Post-Wall Waveguides and Circuits Using a Model of Two-Dimensional Photonic Crystals
... Figure 3 demonstrates the dependence of the attenuation constant α versus the frequency in the range of 15 GHz–30 GHz. The dashed-dotted line and dashed line represent the attenuation constants based on Eqs. (14) ...
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Lower bound for the spatial extent of localized modes in photonic crystal waveguides with small random imperfections
... ing in the fast-light regime, and therefore much less sensitive to residual imperfections. An SEM micrograph of a typical set of waveguides fabricated into a 220-nm thick free-standing silicon membrane is shown in ...
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Lower bound for the spatial extent of localized modes in photonic-crystal waveguides with small random imperfections
... ing in the fast-light regime, and therefore much less sensitive to residual imperfections. An SEM micrograph of a typical set of waveguides fabricated into a 220-nm thick free-standing silicon membrane is shown in ...
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