air holes
A Comparative Study of High Birefringence and Low Confinement Loss Photonic Crystal Fiber Employing Elliptical Air Holes in Fiber Cladding with Tetragonal Lattice
... of air holes are introduced in the ...small air holes array along x- axis when the air hole rings N = ...of holes are employed. In contrast, the small air holes ...
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Design and Comparative Study of Octagonal Photonic Crystal Fiber with Elliptical Air Holes and Circular Air Holes
... introducing air holes arranged in certain patterns (like hexagon, octagon ...the air hole size and shape, it is possible to obtain ultra-flattened chromatic dispersion, low confinement losses, ...
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Comparative Study on Octagonal Photonic Crystal Fiber with Different Air Holes for Supercontinuum Generation
... ABSTRACT: In this work a comparative study is made on supercontinuum generation in octagonal photonic crystal fiber (O-PCF) with circular air holes and O-PCF with elliptical air holes. ...
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Air-Holes Radius Change Effects and Structure Transitions in the Linear Photonic Crystal Nanocavities
... the air-hole radius, r, of photonic ...of air-holes (radius r) with lattice constant a=270 nm and constant fill factor ...ends air-holes (TEA-H), different confinement characteristics ...
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Fractal-Like Square Lattice of Air Holes
... of air holes, with most of the holes having a lattice constant of Λ while others are repeated with a lattice constant of ...these holes and analyze their effects on the bandgap regions and ...
8
Low-Flattened Dispersion Hexagonal Photonic Crystal Fiber With Low Confinement Loss
... of air holes that run along the length of fiber, thus their unique holey cladding structures, these are attractive for the dispersion control by varying structural parameters such as the air hole ...
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Design and Characterization Study of Endless Single Mode (ESM) Photonic Crystal Fiber Using Finite Element Method
... Photonic Crystal Fibers (PCFs), also called holey fibers or microstructured optical fibers in some literatures, are considered as a revolution in optical fiber technology. These fibers are essentially low-loss waveguides ...
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A single mode porous-core square lattice photonic crystal fiber for THz wave propagation
... smaller air holes (smaller than operating wavelength) in the core of the ...porous-air holes can greatly reduce the absorption and confinement ...
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Improvement of Optical Properties in Hexagonal Index-guiding Photonic Crystal Fiber for Optical Communications
... of air holes formed along its length. This PCF consists of 5 air hole ...the holes in the PCF is chosen to be 780 ...adjacent holes), is 2300 ...
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Highly Nonlinear and Near-Zero Ultra-Flattened Dispersion Dodecagonal Photonic Crystal Fibers
... identical air holes have been reported [8-10], which have small nonlinear coefficient of 19 (W · Km) −1 or relatively large dispersion slope; however, these small core PCFs with large-sized air ...
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DESIGN AND ANALYSIS OF HEXAGONAL PHOTONIC CRYSTAL FIBER WITH ULTRA-HIGH BIREFRINGENT AND LARGE NEGATIVE DISPERSION COEFFICIENT FOR THE APPLICATION OF SENSING AND BROADBAND DISPERSION COMPENSATING FIBER
... To summarize, a hexagonal microstructure photonic crystal fiber (PCF) has been proposed and analysed that simultaneously ensures ultrahigh birefringence for sensing applications and large value of negative dispersion in ...
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Slab thickness tuning approach for solid state strong coupling between photonic crystal slab nanocavity and a quantum dot
... the air holes, via tuning the slab thickness, the quality factor can be enhanced by about 22%, and the ratio between the coupling coefficient and the nanocavity decay rate can be enhanced by about ...
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An 8-Channel C-Band Demux Based on Multicore Photonic Crystal Fiber
... In this work, we demonstrated a 1x8 wavelength demux in PCF structure that split eight wavelengths in the C-band range. The operating wavelengths are between 1530-1565nm with a spacing of 5 nm between two wavelengths. ...
7
Germanium Based Two Dimensional Photonic Crystals: The Hexagonal and Honeycomb Lattices
... in air, it was found that, with the increase of the radius r, the gap width decreases and the gaps are decreased in ...of air holes in Ge background, the gap width increases and the gaps are ...
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Design and Characterization of Low-Loss Porous-Core Photonic Crystal Fiber
... many air holes run along the length of the waveguide [31] and where light is guided by the modified TIR when the equivalent refractive index of the porous cladding is less than that of the solid ...the ...
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Photonic Crystal Fibre: Developments, Properties and Applications in Optical Fiber Communication
... of holes, and air holes running along the length of the fiber called as cladding, where the light can be either guided based on index or band gap guidance mechanism depending on the refractive index ...
7
Dispersion Properties of the Square-Lattice Elliptical-Core PCFs
... of air holes in the background of single material, usually un-doped ...the air holes in PCFs allows large dispersion over a wide wavelength region both in visible and near-IR ...of ...
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Development of an air-injection press for preventing blowout of particleboard II: improvement of board properties using small-diameter holes for air injection
... no air-injection (ordinary board manufacturing) was different from that of the above two ...no air-injection was higher than that of both φ 5-S25 and φ 1-S25 from 0 until 250 or 290 ...
5
Web crippling behaviour of cold-formed steel channel sections with web holes subjected to Interior-one-flange loading condition-part I : experimental and numerical investigation
... Again for the IOF loading condition, LaBoube et al. [8] have also considered the case of a circular hole that has a horizontal clear distance to the near edge of the bearing plate, but only for the case where the flange ...
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Numerical Investigation of Influence of Cavity Air Injection Panels in Ultra-Compact Combustor
... cavity air flow intake, realized axial and radial intake of core and cavity flow, effectively reduced the radial scale of ultra-compact combustion chamber, and significantly promoted the practical application of ...
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