Results 261 to 270 of about 1,620,298 (334)
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Quad‐Band Transmissive Metasurface with Linear to Dual‐Circular Polarization Conversion Simultaneously

Advanced Theory and Simulations, 2021
Metasurface is a momentous periodic or aperiodic microstructure which has capabilities in controlling polarization of electromagnetic waves. To realize polarization controlling, many microstructures have been designed to achieve the function.
Sijia Li, Xiang Yu Cao
exaly   +2 more sources

Circular Polarization Discrimination Enhanced by Anisotropic Media

Advanced Optical Materials, 2020
Circular polarization discrimination is desired for use in many optoelectronic applications. By integrating asymmetric metamaterials with active materials, circular‐polarization‐discriminative light–matter interaction can be realized.
Zeshi Chu, Jing Zhou, Wei Lu
exaly   +2 more sources

PdSe2/2H–MoTe2 Heterojunction Self-Powered Photodetector: Broadband Photodetection and Linear/Circular Polarization Capability

ACS Nano
In this research, we introduce a PdSe2/2H-MoTe2 heterojunction photodetector that exhibits both broadband self-powered photodetection and linear/circular polarization detection capabilities.
MengQi Che, Mingxiu Liu, Yuting Zou
exaly   +2 more sources

Chirality-Assisted Phase Metasurface for Circular Polarization Preservation and Independent Hologram Imaging in Microwave Region

IEEE transactions on microwave theory and techniques, 2023
A chirality-assisted phase is introduced to innovatively impose separate phase profiles in two circular polarization (CP) preserving channels, namely, two co-polarized output components under left-handed and right-handed circularly polarized (LHCP and ...
Yueyi Yuan   +3 more
semanticscholar   +1 more source

Novel 1-Bit Beam-Scanning Reflectarray With Switchable Linear, Left-Handed, or Right-Handed Circular Polarization

IEEE Transactions on Antennas and Propagation, 2023
This article proposes a novel reconfigurable reflectarray (RRA) with 1 bit beam scanning and switchable linear, left-handed (LH) circular, or right-handed (RH) circular polarization.
Jianjia Hu, P. Chi, T. Yang
semanticscholar   +1 more source

Polarization-Selective Bifunctional Metasurface for High-Efficiency Millimeter-wave Folded Transmitarray Antenna with Circular Polarization

IEEE Transactions on Antennas and Propagation, 2022
A novel high-efficiency polarization-selective bifunctional metasurface (MS) is proposed which can realize cross-polarized focusing transmission for left-handed circular polarization (LHCP) incidence while co-polarized specular reflection for right ...
Weixu Yang   +6 more
semanticscholar   +1 more source

Broadband cross-circular polarization carpet cloaking based on a phase change material metasurface in the mid-infrared region

Frontiers of Physics, 2022
In view of the fact that most invisibility devices focus on linear polarization cloaking and that the characteristics of mid-infrared cloaking are rarely studied, we propose a cross-circularly polarized invisibility carpet cloaking device in the mid ...
Bo Fang   +8 more
semanticscholar   +1 more source

Circular-Polarization-Selective Metasurface and Its Applications to Transmit-Reflect-Array Antenna and Bidirectional Antenna

IEEE Transactions on Antennas and Propagation, 2022
In this article, a cascaded metasurface (MS) with circular-polarization-selective properties is proposed, which can achieve high reflection for left-handed circular polarization (LCP) and high transmission for right-handed circular polarization (RCP ...
Lin-Xiao Wu   +4 more
semanticscholar   +1 more source

Folded Transmitarray Antenna With Circular Polarization Based on Metasurface

IEEE Transactions on Antennas and Propagation, 2021
We propose a low-profile broadband planar circularly polarized folded transmitarray antenna (CPFTA) based on well-designed top and bottom metasurfaces (MSs). The top MS is employed to reflect the $x$ -polarized wave as a ground and, at the same time, to
Jin Yang   +9 more
semanticscholar   +1 more source

Terahertz Wave Conversion From Linear to Circular Polarization by Graphene Metasurface Featuring Ultrawideband Tunability

Journal of Lightwave Technology, 2022
This paper reports a detailed study of a graphene-based metasurface to function as tunable broadband linear to circular polarization converter in the terahertz gap.
S. Ghosh   +2 more
semanticscholar   +1 more source

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