Nothing Special   »   [go: up one dir, main page]

Qiu et al., 2019 - Google Patents

Broadband, polarization insensitive low-scattering metasurface based on lossy Pancharatnam-Berry phase particles

Qiu et al., 2019

View HTML
Document ID
9490167749672316905
Author
Qiu L
Xiao G
Kong X
Xiong C
Publication year
Publication venue
Optics Express

External Links

Snippet

In this paper, a novel composite metasurface (MS) with diffuse scattering and absorbing characteristics is proposed to reduce the radar cross section (RCS) of a metal target in a broad band. The combination of absorption and diffusion is realized based on lossy …
Continue reading at opg.optica.org (HTML) (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/10—Light guides of the optical waveguide type
    • G02B6/12—Light guides of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Light guides of the optical waveguide type of the integrated circuit kind basic optical elements, e.g. light-guiding paths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made
    • G02B1/002—Optical elements characterised by the material of which they are made made of materials engineered to provide properties not available in nature, e.g. metamaterials
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/06—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures

Similar Documents

Publication Publication Date Title
Li et al. Optically transparent metasurface Salisbury screen with wideband microwave absorption
Zhang et al. Transparently curved metamaterial with broadband millimeter wave absorption
Ratni et al. Reconfigurable meta-mirror for wavefronts control: applications to microwave antennas
Ji et al. Broadband low-scattering metasurface using a combination of phase cancellation and absorption mechanisms
Qiu et al. Broadband, polarization insensitive low-scattering metasurface based on lossy Pancharatnam-Berry phase particles
Zhao et al. Achieving flexible low-scattering metasurface based on randomly distribution of meta-elements
Yan et al. Broadband, wide-angle, low-scattering terahertz wave by a flexible 2-bit coding metasurface
Zhang et al. Multiple OAM vortex beams generation using 1-bit metasurface
Meng et al. Phase-modulation based transmitarray convergence lens for vortex wave carrying orbital angular momentum
Zhuang et al. Design of bifunctional metasurface based on independent control of transmission and reflection
Zhou et al. Reconfigurable metasurface for multiple functions: magnitude, polarization and phase modulation
Saifullah et al. Multi-bit dielectric coding metasurface for EM wave manipulation and anomalous reflection
Zhao et al. Jigsaw puzzle metasurface for multiple functions: polarization conversion, anomalous reflection and diffusion
Xu et al. High-efficiency broadband polarization-independent superscatterer using conformal metasurfaces
Orazbayev et al. Exploiting the dispersion of the double-negative-index fishnet metamaterial to create a broadband low-profile metallic lens
Ding et al. Full control of conical beam carrying orbital angular momentum by reflective metasurface
Zhao et al. Fast design of broadband terahertz diffusion metasurfaces
Li et al. Transmission and reflection bi-direction terahertz encoding metasurface with a single structure
Zheng et al. Ultra-wideband side-lobe level suppression using amplitude-adjustable metasurfaces
Zhang et al. Optimal illusion and invisibility of multilayered anisotropic cylinders and spheres
Shao-He et al. Terahertz wave front manipulation based on Pancharatnam-Berry coding metasurface
Jing et al. Design of two invisibility cloaks using transmissive and reflective metamaterial-based multilayer frame microstructures
Zhang et al. Generation of wideband vortex beam with different OAM modes using third-order meta-frequency selective surface
Xie et al. Dual-band and ultra-broadband photonic spin-orbit interaction for electromagnetic shaping based on single-layer silicon metasurfaces
Fu et al. RCS reduction of composite transparent flexible coding metasurface combined phase cancellation and absorption