Photonic crystal bic
WebFeb 10, 2024 · (a) Illustration of the double-photonic crystal slab cavity (DPhoC) and the bound state in the continuum (BIC) mechanism. (b) Reflectance map of lattice period and … WebDec 1, 2015 · A precise and effective technique for the design of bandpass resonant filters realized in a one-missing-row photonic-crystal waveguide by inserting proper defects along the waveguide is...
Photonic crystal bic
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WebThe 2D photonic crystal structure with bound states in the continuum (BICs) is a novel concept for resonators with ultra-compact device size, which can be used to generate … WebMar 1, 2024 · Here, we mix optical BIC in a photonic crystal slab with excitons in atomically thin semiconductor MoSe2 to form nonlinear exciton-polaritons with a Rabi splitting of …
WebApr 10, 2024 · We develop a semianalytical model to describe bound states in the continuum (BICs) in photonic crystal slabs. We model leaky modes supported by photonic crystal … Although this spin model cannot be directly applied for electrons because of neglecting the orbital motion of electrons in the magnetic field, it has one-by-one correspondence to the polarized light reflection from an anisotropic defect layer (ADL). The aim of this paper is realization of the FW BICs in the … See more Due to the one-by-one correspondence between the spin of the electron and the polarization state of light (Table 1), we illustrate the one-dimensional FW BICs first in a toy quantum … See more For experimental verification, the model was modified to facilitate fabrication and measurement (Fig. 3a) where the right 1D PhC arm was replaced by a gold mirror film with refractive … See more
WebAccording to the cavity design rule that we discovered recently, we further improve a point-defect cavity in a two-dimensional (2D) photonic crystal (PC) slab, where the arrangement of six air holes near the cavity edges is fine-tuned. WebAug 25, 2016 · This approach provides analytic insights to the formation mechanisms of these states: the guided resonances arise from the transverse Fabry–Pérot condition, and the divergence of the resonance lifetimes at the BICs is explained by a destructive interference of radiation from different propagating components inside the slab.
WebApr 1, 2024 · BIC of 1D photonic crystal nanobeam. Fig. 1 illustrates the schematic of 1D-PCN. It is formed by introducing rectangular air holes (n air = 1.0) of length l and width w …
WebFeb 4, 2024 · Here, we demonstrate experimentally a close connection between Fano and quasi-BIC resonances excited in individual dielectric nanoantennas. We analyze systematically the resonant response of AlGaAs nanoantennas pumped with a structured light in the near-infrared range. chimb bhijalele original song downloadWebFeb 26, 2024 · Photonic crystal High-Q cavity Topological photonics 1. Introduction While most light-trapping methods rely on the use of mirrors to forbid radiation [1], [2], [3], [4], [5], [6], it is recently realized that optical bound states in the continuum (BICs) provide an alternative approach [7], [8], [9], [10], [11], [12]. chimba translationWebApr 4, 2024 · In this letter, we propose a reflective photonic crystal (PhC) to generate vortex beam and demonstrate the superimposition of topological charges in the momentum space between PhC and the vortex beams. In addition to BICs, we demonstrate that other singularities like degenerate point can also be used to generate vortex beams. grading drainage serviceWebDec 9, 2013 · We investigate the formation of normal and abnormal photonic bound states in the continuum (BIC) from an analytical perspective. chimb bhijlele songWebMay 3, 2024 · In the photonic-crystal slab structure of a square-lattice hole array (Fig. 3b), a symmetry-protected BIC is located at the center of the Brillouin zone with topological … chimbas argentinaWebWhen two nonorthogonal resonances are coupled to the same radiation channel, avoided crossing arises and a bound state in the continuum (BIC) appears with appropriate conditions in parametric space. This paper presents numerical and analytical results on the properties of avoided crossing and BIC due to the coupled guided-mode resonances in … grading driveway estimatesWebApr 11, 2024 · On-chip light sources are an essential component of scalable photonic integrated circuits (PICs), and coupling between light sources and waveguides has attracted a great deal of attention. Photonic waveguides based on bound states in the continuum (BICs) allow optical confinement in a low-refractive-index waveguide on a high-refractive … grading dementia severity