Optical control of bound states in continuum

Author: yibp

August undefined, 2024

WebOptical bound states in the continuum (BIC) are localized states with energy lying above the light line and having infinite lifetime. Any losses taking place in real systems result in … WebFeb 17, 2024 · Dielectric metasurfaces made of high refractive index and low optical loss materials have emerged as promising platforms to achieve high-quality factor modes …

Engineering of multiple bound states in the continuum by ... - Optica

WebFano resonances result from the strong coupling and interference between a broad background state and a narrow, almost discrete state, leading to the emergence of asymmetric scattering spectral profiles. Under certain conditions, Fano resonances can experience a collapse of their width due to the destructive interference of strongly … WebNegative refraction might occur at the interface between a two-dimensional photonic crystal (PhC) slab and a homogeneous medium, where the guiding of the electromagnetic wave along the third dimension is governed by total internal reflection. Herein, we report on the observation of negative refraction in the PhC slab where the vertical guiding is enabled by … fnb cakes online

Bound states in the continuum in PT-symmetric optical lattices

WebDec 19, 2014 · Optical bound states in the continuum (BICs) have recently been realized in photonic crystal slabs, where the disappearance of out-of-plane radiation turns leaky … WebDec 18, 2024 · Waveguiding structural made of anisotropic print support bound states in the continuum (BICs) that arise as the radiation channel away otherwise semileaky modes is suppressed. Hitherto, only structures with optical shafts aligned in symmetry orientations inside the waveguide plane, where BICs appear as multiple in the momentum-frequency … WebApr 12, 2024 · Suppression of optical absorption with a bound state in the continuum @inproceedings{Kokowski2024SuppressionOO, title={Suppression of optical absorption with a bound state in the continuum}, author={Radosław Kołkowski and Andriy Shevchenko}, year={2024} } R. Kołkowski, A. Shevchenko; Published 12 April 2024; Physics fnb can you reverse a payment

Photonics Free Full-Text An Ultra-Low-Loss Waveguide Based …

WebApr 14, 2024 · In quantum mechanics, a bound state is a state whose energy is lower than that of a continuum state, where an electron is bound around the nucleus. The energy of … WebDec 9, 2024 · Polarization singularities and topological vortices in photonic crystal slabs centered at bound states in the continuum (BICs) can be attributed to zero amplitude of … green tea okay for pregnancyWebOptical resonant cavities with high quality factor (Q-factor) are widely used in science and technology for their capabilities of strong confinement of light and enhanced light–matter … fnb cape road port elizabeth

"WebDec 1, 2024 · We demonstrate a novel, to the best of our knowledge, magneto-optical effect that reveals itself in light intensity modulation without polarization rotation in the Faraday configuration. We design a photonic crystal with a magnetized optical cavity that supports bound states in the continuum (BICs), … " - Optical control of bound states in continuum

Optical control of bound states in continuum

$Negative refraction mediated by bound states in the continuum$

WebThe trapped light is an optical bound state in continuum (BIC), namely a localized state whose frequency (or energy) lies within the continuous band where normally only spatially … WebOct 25, 2011 · Abstract. We present the experimental observation of bound states in the continuum. Our experiments are carried out in an optical waveguide array structure, …

Did you know?

WebOct 27, 2024 · Abstract Stemming from bound states in the continuum (BICs), momentum-space polarization vortices observed in photonic structures provide an attractive approach to generating optical vortex (OV) beams. WebOct 29, 2024 · Controlling light absorption of graphene at critical coupling through magnetic dipole quasi-bound states in the continuum resonance Xing Wang, Junyi Duan, Wenya Chen, Chaobiao Zhou, Tingting Liu, and Shuyuan Xiao Phys. Rev. B 102, 155432 – Published 29 October 2024 More PDF HTML Export Citation Abstract

WebReconfigurable dielectric metasurfaces have shown tremendous potential to actively control the fundamental (amplitude, phase and polarization) properties of light with minimal losses. Here we demonstrate ultrafast tuning of circular dichroism (CD) using dual degenerate bound-state-in-continuum (BIC) resonances in a Silicon metasurface. WebGraphene plasmons, possessing a lot of unique optical properties, have been employed to enable a variety of applications in the THz frequency range. Here, we demonstrate bound …

WebApr 12, 2024 · Optical bound states in the continuum (BICs) have enabled suppression of radiation loss in various photonic structures. However, their quality ( ) factors can be limited by the intrinsic absorption loss, if present. We propose a type of BICs in which both the radiation and absorption losses are suppressed. The underlying mechanism is based on ... WebApr 10, 2024 · The chiral bound states in continuum (BIC) with extreme intrinsic chirality was realized and observed for the first time, which was published in Nature with the title “Observation of intrinsic ...

WebDec 18, 2014 · Optical bound states in the continuum (BICs) have recently been realized in photonic crystal slabs, where the disappearance of out-of-plane radiation turns leaky …

WebNov 3, 2024 · The introduction of bound states in the continuum (BICs) to photonics has revolutionized the way cavity design and light–matter interactions are thought about in … green tea ointment cervixWebMar 15, 2014 · Abstract. This Letter shows that bound states in the continuum (BIC), which are normalizable modes with energy embedded in the continuous spectrum of scattered … fnb card activation numberWebApr 1, 2024 · Optical bound states in the continuum (BIC) are topological singularities of the scattering matrix, known for their unique light-trappin … Light-actuated motors, vehicles, … fnb cape town branchesWebWe demonstrate a neural network capable of designing on-demand multiple symmetry-protected bound states in the continuum (BICs) in freeform structures with predefined symmetry. The latent representation of the freeform structures allows the tuning of the geometry in a differentiable, continuous way. We show the rich band inversion and … fnb canton branchWebing the concept of bound states in the continuum (BICs), which represent localized states with energies embedded in the continuous spectrum of radiating waves. BICs were pre-dicted as a mathematical curiosity in quantum mechanics long time ago [11]. In spite of the fact that the system pro-posed in that work has never been implemented experimen- green tea oil rv full mattresses rvWebMar 7, 2024 · Arbitrary polarized vortex beam induced by polarization singularity offers a new platform for both classical optics and quantum entanglement applications. Bound … fnb card applicationWebApr 12, 2024 · Physics Optical bound states in the continuum (BICs) have enabled suppression of radiation loss in various photonic structures. However, their quality ($Q$) … fnb card benefits