Broadband Polarization-Insensitive Tunable Absorber Using Active Frequency Selective Surface
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2020.2985710
Abstract: In this letter, a broadband polarization-independent tunable absorber is proposed based on active frequency selective surface (AFSS). The AFSS consists of periodic patterns of four-patch array with four p-i-n diodes loaded among them, and a… read more here.
Keywords: frequency; tunable absorber; frequency selective; active frequency ... See more keywords
Multiphysics Analysis of Plasma-Based Tunable Absorber for High-Power Microwave Applications
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2021.3070088
Abstract: Power handling capability of a tunable plasma-based multilayer absorber is studied using multiphysics analysis, then validated by experimental data. The proposed two-pole absorber is based on conductor-backed thickness customizable high-order bandpass frequency-selective surfaces (FSSs). Such… read more here.
Keywords: multiphysics analysis; plasma based; absorber high; power ... See more keywords
Electrically tunable absorber based on a graphene integrated lithium niobate resonant metasurface.
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DOI: 10.1364/oe.433890
Abstract: Perfect absorbers are of great importance in various applications such as photodetectors, optical sensors and optical modulators. Recently, perfect absorption metasurface based on monolayer graphene has attracted lots of research interest. In this paper, a… read more here.
Keywords: metasurface; graphene; electrically tunable; resonant metasurface ... See more keywords
Lithography-free tunable absorber at visible region via one-dimensional photonic crystals consisting of an α-MoO3 layer.
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DOI: 10.1364/oe.457528
Abstract: Flexible control of light absorption within the lithography-free nanostructure is crucial for many polarization-dependent optical devices. Herein, we demonstrated that the lithography-free tunable absorber (LTA) can be realized by using two one-dimensional (1D) photonic crystals… read more here.
Keywords: moo3; tunable absorber; lithography free; free tunable ... See more keywords