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The microwave behavior of polymer metacomposites containing parallel Fe-based and continuous/short-cut Co-based microwire arrays has been investigated. A magnetic field-tunable metacomposite feature has been identified in the dense…

Materials Science · Physics 2015-06-26 Y. Luo , F. X. Qin , F. Scarpa , J. Carbonel , M. Ipatov , V. Zhukova , A. Zhukov , J. Gonzalez , H. X. Peng

The microwave properties of glass-fibers reinforced polymer composite embedded with an orthogonal array of Fe77Si10B10C3 microwires have been investigated. The composites containing orthogonal wire arrays display a remarkable transmission…

Materials Science · Physics 2014-05-13 Y. Luo , H. X. Peng , F. X. Qin , M. Ipatov , V. Zhukova , A. Zhukov , J. Gonzalez

Composite metamaterials(CMMs) combining a subwavelength metallic hole array (i.e. one-layer fishnet structure) and an array of split-ring resonators(SRRs) on the same board are fabricated with gold films on silicon wafer. Transmission…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Ming Li , Zhenchao Wen , Jinxin Fu , Xu Fang , Yaomin Dai , Rongjuan Liu , Xiufeng Han , Xianggang Qiu

We demonstrate composite media with ferromagnetic wires that exhibit a frequency region at the microwave regime with scattering spectra strongly dependent on an external magnetic field or stress. These tunable composite materials have…

Materials Science · Physics 2013-05-29 D. P. Makhnovskiy , L. V. Panina , C. Garcia , A. P. Zhukov , J. Gonzalez

A multiband hybrid metasurface supporting multiple gap-surface plasmon (GSP) and localized surface plasmon (LSP) modes is presented. The structure adopts a metal-dielectric-metal configuration consisting of an aluminum bottom layer, a…

Optics · Physics 2026-05-28 Partha Mondal , Omar Alkhazragi , Boon S. Ooi , Hakan Bagci

The resonant enhancement of mechanical and optical interaction in optomechanical cavities enables their use as extremely sensitive displacement and force detectors. In this work we demonstrate a hybrid magnetometer that exploits the…

We report low temperature, microwave transmission measurements on a new switchable and tunable class of nonlinear metamaterials. A wireless two dimensional array of Josephson junctions (JJ) is probed as a metamaterial where each plaquette…

Superconductivity · Physics 2015-01-26 L. L. A. Adams

We demonstrate a THz metamaterial with broadband dipole resonance originating due to the hybridization of LC resonances. The structure optimized by finite element method simulations is fabricated by electron beam lithography and…

A frequency selective device, which is composed of a kind of composite structure, is designed to control the propagation of free space electromagnetic waves in the X band of the microwave spectrum. The composite structure mainly consists of…

Applied Physics · Physics 2019-01-25 Tao Jiang

Metasurfaces incorporating graphene hold great promise for dynamic manipulation of terahertz waves. However, it remains challenging to design a broadband graphene-based terahertz metasurface with switchable functionality of half-wave plate…

Optics · Physics 2024-11-27 Xiaoqing Luo , Juan Luo , Fangrong Hu , Guangyuan Li

We report the design and characterization of a self-assembled, locally resonant acoustic metamaterial for Lamb waves, composed of a monolayer of $1.02$ $\mu$m polystyrene microspheres adhered to a $1.3$ $\mu$m thick free-standing silicon…

Mesoscale and Nanoscale Physics · Physics 2015-09-02 Amey Khanolkar , Samuel Wallen , Maroun Abi Ghanem , Jennifer Jenks , Nicolas Vogel , Nicholas Boechler

Traditional approaches to realize microwave tunability in microwire polymer composites which mainly rely on topological factors, magnetic field/stress stimuli, and hybridization prove to be burdensome and restricted to rather narrow band…

Materials Science · Physics 2019-06-27 A. Uddin , F. X. Qin , D. Estevez , S. D. Jiang , S. A. Jawed , L. V. Panina , H. X. Peng

This paper proposes a flexible broadband linear polarization converter based on metasurface operating at microwave band. In order to achieve bandwidth extension property, long and short metallic arc wires, as well as the metallic disks…

Applied Physics · Physics 2019-09-04 Qi Wang , Xiangkun Kong , Xiangxi Yan , Yan Xu , Shaobin Liu , Jinjun Mo , Xiaochun Liu

This review describes the emerging research area and relevant physics of polymer-based composites enabled by amorphous ferromagnetic microwires. Fruitful results ranging from their tunable magnetic field and mechanical stress properties and…

Materials Science · Physics 2015-12-09 F. X. Qin , Y. Luo , J. Tang , H. X. Peng , C. Brosseau

We show that a hybrid metamaterial slab comprising of an one-dimensional array of two different types of cavities exhibits ferrimagnetic-like surface resonances which can be used to realize interesting phenomena such as directive emission…

Featuring dense spatial distributions of engineered metallic particles, electromagnetic metamaterials exhibit simultaneously negative values of both, dielectric permittivity and magnetic permeability, within a resonance frequency band…

We studied the dispersion properties of double interlaced wire metamaterials with geometry modified by affine transformation. That metamaterials were found to support eigenmodes with longitudinal polarization at low frequencies for all…

Classical Physics · Physics 2024-08-30 Denis Sakhno , Eugene Koreshin , Pavel A. Belov

We have fabricated a quarter-wave plate from a single layer birefringent metamaterial. For comparison, an appropriately scaled double layer meanderline structure was fabricated. At the design frequency of 639 GHz, the metamaterial structure…

Ventilation barriers allowing simultaneous sound blocking and free airflow passage are of great challenge but necessary for particular scenarios calling for sound-proofing ventilation. Previous works based on local resonance or Fano-like…

Applied Physics · Physics 2021-02-24 Ruizhi Dong , Dongxing Mao , Xu Wang , Yong Li

A study of the multilayer system MgO/CoFeB(1.1nm)/Ta($t$)/CoFeB(0.8nm)/MgO is presented, where the two CoFeB layers are separated by a Ta interlayer of varying thickness $t$. The magnetization properties deduced from complementary…

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