Articles with "chiral metamaterial" as a keyword



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Circular dichroism in spline shaped chiral metamaterial at mid-infrared

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Published in 2019 at "AIP Advances"

DOI: 10.1063/1.5127200

Abstract: Currently, scientists are intrigued by the vast potential of chiral metamaterials. These include a negative index of refraction, optical activity, circular dichroism, and asymmetric transmission. A planar chiral metamaterial supporting completely different left-hand and right-hand… read more here.

Keywords: spline shaped; structure; chiral metamaterial; circular dichroism ... See more keywords
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Acoustic circular dichroism in a three-dimensional chiral metamaterial

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Published in 2023 at "Physical Review B"

DOI: 10.1103/physrevb.107.134103

Abstract: Circular dichroism (CD) is an intriguing chiroptical phenomenon associated with the interaction of chiral structures with circularly polarized lights. Although the CD effect has been extensively studied in optics, it has not yet been demonstrated… read more here.

Keywords: chiral metamaterial; dimensional chiral; acoustic circular; three dimensional ... See more keywords
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Modal Analysis of Chiral Metamaterial Using Characteristic Mode Analysis and Eigenmode Expansion Method

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Published in 2020 at "IEEE Journal on Multiscale and Multiphysics Computational Techniques"

DOI: 10.1109/jmmct.2020.2981235

Abstract: A chiral metamaterial (MTM) is analyzed using two modal analysis methods: characteristic mode analysis (CMA) and Eigenmode expansion method (EEM). Chiral MTMs are commonly associated to antennas and other microwave devices due to their ability… read more here.

Keywords: chiral metamaterial; eigenmode expansion; mode analysis; characteristic mode ... See more keywords
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Study on Circularly Polarized Patch Antenna With Asymmetric Chiral Metamaterial

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Published in 2018 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2018.2822820

Abstract: A circularly polarized (CP) patch antenna with a new chiral metamaterial structure was proposed. The proposed CP antenna is composed of a conventional linearly polarized patch antenna and a chiral metamaterial (CMM) board. For the… read more here.

Keywords: circularly polarized; polarized patch; chiral metamaterial; patch antenna ... See more keywords
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Microfluidic sensor applications by using chiral metamaterial

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Published in 2020 at "Modern Physics Letters B"

DOI: 10.1142/s0217984920500311

Abstract: Chiral metamaterial-based sensor is designed for sensing the change in substance ratio of chemical substances when combined with distilled water. These samples have been prepared with 10%, 50% and ... read more here.

Keywords: sensor applications; chiral metamaterial; applications using; microfluidic sensor ... See more keywords
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Optical chirality breaking in a bilayered chiral metamaterial.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.023051

Abstract: We propose a planar optical bilayered chiral metamaterial, which consists of periodic metallic arrays of two L-shaped structures and a nanorod twisted on both sides of a dielectric slab, to investigate the optical chirality breaking… read more here.

Keywords: chiral metamaterial; bilayered chiral; breaking bilayered; chirality breaking ... See more keywords
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2D to 3D convertible terahertz chiral metamaterial with integrated pneumatic actuator.

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Published in 2018 at "Optics express"

DOI: 10.1364/oe.26.014421

Abstract: Aiming to achieve real 3D chiral metamaterial structure, a new strategy is proposed. During which a 2D to 3D conversion mechanism based on integrated pneumatic actuator is used to provide a relatively simple yet effective… read more here.

Keywords: integrated pneumatic; convertible terahertz; chiral metamaterial; pneumatic actuator ... See more keywords

Chiral biosensing using terahertz twisted chiral metamaterial.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.448735

Abstract: Subwavelength chiral metamaterials with tunable geometries and compositions are essential to advance the development of chiral biochemical samples detection. Here, we report a spatial symmetry breaking chiral terahertz (THz) metamaterial structure with stacked layers of… read more here.

Keywords: chiral metamaterial; chiral biosensing; terahertz; chiral metamaterials ... See more keywords
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Ultra-broadband and high-efficiency planar chiral metamaterial.

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Published in 2022 at "Optics letters"

DOI: 10.1364/ol.474003

Abstract: To date, the helix-like assemblies are known for delivering the most broadband chiroptic response; however, as their dimensions shrink to the nanoscale, it becomes increasingly difficult to realize three-dimensional (3D) building blocks and accurate alignments.… read more here.

Keywords: ultra broadband; high efficiency; chiral metamaterial; efficiency planar ... See more keywords
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Spiral Chiral Metamaterial Structure Shape for Optical Activity Improvements

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Published in 2023 at "Micromachines"

DOI: 10.3390/mi14061156

Abstract: We report on a spiral structure suitable for obtaining a large optical response. We constructed a structural mechanics model of the shape of the planar spiral structure when deformed and verified the effectiveness of the… read more here.

Keywords: metamaterial structure; structure; chiral metamaterial; spiral chiral ... See more keywords