Waveguide bend between two photonic crystal waveguides
Resonant Photonic States in Coupled Heterostructure Photonic Crystal Waveguides
... the photonic resonance states and transmission spectra of coupled waveguides made from heterostructure photonic ...consider photonic crystal waveguides made from three ...
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Mid infrared photonic crystal waveguides in silicon
... access waveguide, which is etched on the sample together with the PhC ...efficiency between access and PhC waveguide is very high for low group indices, but typically decreases for higher group ...
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Atom light Interactions in a Photonic Crystal Waveguide
... in photonic crystals was proposed in ...interactions between atoms without dissipative decay into ...the photonic component of the bound state [41, ...of photonic crystal ...
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Photonic Crystal Waveguides for Integration into an Atomic Physics Experiment
... In Lab 2 we elected to pursue a different delivery strategy, avoiding the use of a mini-MOT entirely. At the time of writing our transport scheme consists of two counter-propagating beams which form a ...
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Photonic crystal slow light waveguides in a kagome lattice
... Kagome-lattice waveguides are formed in the same way as traditional PhC waveguides, through the re- moval of a single row of ...of waveguides. We can define two types of rows of holes in the ...
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Propagation loss in slow light photonic crystal waveguides
... The 1:1 mapping necessary for a functional dependence is restored. waveguide). As we can see, the propagation loss for device A initially scales linearly with group index, resulting in a lower loss in the flat ...
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A study on photonic crystal slab waveguide with absolute photonic band gap
... consider two types of PhC waveguides shown in Figure 4. The PhC waveguide in Figure 4a is designed by filling the unit cells by ...PhC waveguide are shown in Figure ...degree bend of ...
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Comprehensive FDTD modelling of photonic crystal waveguide components
... PhCW bend geometries, and other PhC structures utilizing our improved FDTD ...i.e., waveguides where the defect is formed by removing one row of holes in the Γ -K ...
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Optically Induced Indirect Photonic Transitions in a Slow Light Photonic Crystal Waveguide
... slow-light waveguides [18,19], a variety of indirect transitions that create a novel potential for light control can be achieved, as we discuss ...silicon photonic crystal waveguide generates ...
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Photonic Crystal Millimetre Wave and Terahertz Waveguides and Functional Components
... novel waveguide medium that combines the advantages of photonic crystal waveguide (PCW) and substrate integrated waveguide (SIW) is demonstrated, which is called a hollow ...
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Slow light bimodal interferometry in onedimensional photonic crystal waveguides
... of two orders of magnitude with respect to conventional MZI structures 28 and of more than one order of magnitude with respect to com- pact MZI modulators 29 and other interferometric schemes, including those ...
Reduction of propagation loss in pillar-based photonic crystal waveguides
... contrast between pillars and surrounding medium reduces the ...introduced between the pillars reduces the losses in dB by one to two orders of ...pillar-based photonic crystals a huge ...
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Highly efficient coupling between a monolithically integrated photonic crystal cavity and a bus waveguide
... Keywords: Photonic crystal, cavity-waveguide coupling, WDM ...INTRODUCTION Two-dimensional photonic crystals have attracted a lot of attention because of their ability to strongly ...
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Clocked Atom Delivery to a Photonic Crystal Waveguide: Simulations and Experiments
... These synchronous markers provide a consistent clock to register time stamps of each (separately) detected probe photon transmitted by the APCW (i.e., green bins in Fig. 4.7b) with the movement of the lattice through the ...
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Temperature Performance of GaInNAs -Based Photonic Crystal Waveguide Modulators
... RIDGE WAVEGUIDE PHOTONIC CRYSTAL AS ACTIVE MODULATOR By exploiting the properties of the proposed GaInNAs-GaInAs 4-MQW ridge amplifier, we can design a novel active modulator that exhibits high ...
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Site-controlled quantum dots integrated with photonic crystal waveguides and cavities
... The FP modes that were extensively studied in Chapter 3 exhibit sinusoidal enve- lope modulations of the order of 1.5μm at the M 0 cavity mode energy. These spatial modulations may affect the reproducibility of the ...
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Understanding the rich physics of light propagation in slow photonic crystal waveguides
... PhC waveguide, highlighting the very smooth and vertical ...line-defect photonic crystal waveguides are either index-guided, bandgap-guided or guided via a combination of the ...interaction ...
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Scaling of Raman amplification in realistic slow light photonic crystal waveguides
... Slowing down the pump can significantly reduce the pump threshold, allowing for net gain to be achieved at lower powers than would be possible with an equivalent fast waveguide or by slowing down the signal alone. ...
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Waveguide-coupled photonic crystal cavity for quantum dot spin readout
... correspondence between the Bloch sphere of the excitonic spin states of the QD and the Poincar´e-like sphere of the cavity modes, encoding this information in a which-path ...the waveguides, such that ...
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Four wave mixing in photonic crystal waveguides : slow light enhancement and limitations
... a waveguide and puts it into perspective by plotting the relationship between waveguide length and FWM conversion efficiency for a number of structures with different group indices and ...the ...
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