Chirped photonic crystal
WebDec 24, 2007 · High-order dispersion in the slow-light regime of photonic crystal (PhC) waveguides was measured by utilizing integrated Mach-Zehnder interferometer (MZI) structures, and compared with theoretical results obtained from 3D plane-wave calculations. WebJan 26, 2024 · The suitable design of the photonic crystal can provide the light concentration and magnetization state switching in the even deeper layers. Figure 1 A …
Chirped photonic crystal
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WebApr 8, 2024 · It is challenging to realize the complete broadband absorption of near-infrared in thin optical devices. In this paper, we studied high light absorption in two devices: a stack of Au-pattern/insulator/Au-film and a stack of Au-pattern/weakly-absorbing-material/Au-film where the Au-pattern was structured in graded photonic super-crystal. We observed … WebOct 17, 2011 · A simple one-dimensional chirped photonic crystal is proposed to realize rainbow trapping. The results show different wavelengths can be trapped at different …
WebApr 10, 2024 · Schematics of the contra-directionally coupled chirped Bragg grating waveguide are shown in Fig. 1.Conventional structure, as shown in Fig. 1a, consists of two tapered strip waveguides with widths ranging from w 1 and w 2 to w 1 + Δw and w 2 + Δw, respectively.Bragg gratings with a period Λ, duty of 50%, and width w a are introduced … WebIn this paper, the properties of chirped photonic crystal fibers for guiding sub-100-fs pulses are discussed by numerical simulations and approximate analytical considerations. The nearly...
WebApr 13, 2024 · Bulk or structured nonlinear crystals, such as BBO, KTA, or APPLN (APeriodically Poled Lithium Niobate), have successfully been used to produce broadly tunable coherent midIR radiations [ 5] or wide spectra compatible with FCP with a passive stabilization of the carrier-to-envelope phase (CEP) [ 6 ]. WebChiral Photonics, Inc. is a photonics company based in Pine Brook, New Jersey, founded in 1999. The company is developing a new class of optical devices based on twisting …
WebThe photonic crystal (PC) waveguide [2-13], which has been developed as a platform of dense photonic circuits, also gives a huge n gby the structural dispersion [14-17]. …
WebAug 28, 2024 · Spatial filtering is achieved by a chirped photonic crystal, with variable periodicity along the optical axis and negligible resonant backscattering. The optimal chirp is obtained from a genetic algorithm, which yields solutions that are … iron play summerfieldWebSep 30, 2016 · In the present paper, we have carried out analysis of asymmetric light propagation in a chirped photonic crystal (PhC) waveguide. The designed structures have hexagonal arrangement and square arrangement of Silicon (Si) rods in air substrate. Dimensions of the defect rods is tailored, so that the proposed design structure work as … port richey florida to hudson flWebJan 27, 2024 · In this paper a single-channel chirped pulse amplification laser system based on Yb-doped photonic crystal fiber was constructed, which achieved a pulse energy output of 1 mJ with a beam quality close to the diffraction limit. Pulsed synchronous pumping was used to suppress amplified spontaneous emission at a repetition rate of 1 kHz. The … iron platform bed queenWebMar 11, 2013 · The chirped photonic crystals, in gapless configuration, were recorded in a bulk of glass, where the refraction index has been periodically modulated using tightly focused femtosecond laser... iron play golf courseWebOct 12, 2008 · Chirping also has already been applied for designing hollow core fibres with a radially chirped microstructured cladding [81]. By introducing a radial chirp into the photonic crystal... port richey florida to tampaWebMay 1, 2007 · We report on the fabrication and evaluation of a directional coupler consisting of two different chirped photonic crystal (PC) waveguides that can generate wideband, low dispersion slow light.... port richey florida thrift storesWebApr 1, 2013 · The hollow core photonic crystal waveguide biosensor is designed and described. The biosensor was tested in experiments for artificial sweetener identification in drinks. The photonic crystal... port richey florida to tampa fl