Broadband multifocal conic-shaped metalens
WebJan 23, 2024 · Herein, ultra-thin-phase metasurface structures based on complementary square-split-ring (SSR) nanoantennas have been proposed to achieve terahertz (THz) optical metalenses with multidimensionality... WebMar 31, 2016 · Fawn Creek Township is located in Kansas with a population of 1,618. Fawn Creek Township is in Montgomery County. Living in Fawn Creek Township offers …
Broadband multifocal conic-shaped metalens
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WebJun 1, 2024 · The maximum deviation of focal length and average focusing efficiency of the proposed achromatic metalens across the working frequency range is 4.74% and 38.47%, respectively. Meanwhile, the achromatic metalens is polarization insensitive due to the symmetric cross-section shapes of meta-atoms adopted. WebJan 12, 2024 · One of the most common concerns amongst the installation of fiber cables is related to the possibility of bending a fiber cable or not. Worrying about this issue comes …
WebA mode is the means of communicating, i.e. the medium through which communication is processed. There are three modes of communication: Interpretive Communication, … Webexperimentally demonstrate that the two conic-shaped metasurfaces can be used as multifocal lens with constructively interfering at its all focal points in the far-field within a …
WebMay 22, 2024 · 个人简介. 包燕军，暨南大学纳米光子学研究院教授、纳米操控光子学实验室副主任。. 2011年于中山大学物理科学与工程技术学院获理学学士学位，2024年于北京大学物理学院获理学博士学位。. 2024-2024年在中山大学物理学院作为特聘研究员继续从事科学研 … Webshaped metalens can function well within a broadband operation wavelength that ranges from 600 to 900 nm with the dual polarity actively controlled by the incident circular …
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WebOct 1, 2024 · Multifocal metalenses are designed to boost the functionality of metalenses, and they focus single incident light beam at different desired focal points for many applications such as optical... toyota older trucksWebJun 30, 2016 · their multifoci constructively, giving a better focusing properties than that designed by conventional methods.We theoretically and experimentally demonstrate that, within a broadband wavelength range (600-900 nm), the ellipse-shaped metalens (ESM) can focus the lights with opposite circular toyota olive branchWebThe City of Fawn Creek is located in the State of Kansas. Find directions to Fawn Creek, browse local businesses, landmarks, get current traffic estimates, road conditions, and … toyota olomouc servisWebApr 1, 2024 · Multifocal metalens for detecting several topological charges at different wavelengths Multifocal metalens for detecting several topological charges at different wavelengths April 2024... toyota oldtimer clubWebFIG. 1. (a),(b) Schematic of the ellipse (a) and hyperbola (b) with a geometric-phase distribution ϕ(r1,r2) indicated with different colors along the conic traces. (c) Calculated normal component of the SPP electric field Ez launched by a nanoslit perforated in an Au film. Red arrow: the polarization of incident light. ϕ: the azimuthal angle of the nanoslit. θ … toyota oldmac clevelandWebEnhanced optical performance of multifocal metalens with conic shapes Full-text available Oct 2024 Yanjun Bao Qiao Jiang Yimin Kang [...] Zheyu Fang A multifocal metalens, which focuses... toyota olthoffWebJun 1, 2024 · Here, λ is the free-space wavelength, f is the focal length of the metalens, x and y are the spatial coordinates with respect to the center of metalens (x = y = 0), (x, y) represents the coordinate of the unit cell on the metalens.In order to reach the focusing function, the surface phase distribution of the metalens must satisfy Eq. (1) to adjust the … toyota olive green color