Design of mid-infrared dielectric metasurface based on cross-like meta-atom
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.126370
Abstract: Abstract Mid-infrared (MIR) optics plays an important role in medical, military and scientific research fields. However, the expensive material costs and complicated processing techniques hinder the convention MIR optics from more commercial uses. Due to… read more here.
Keywords: cross like; meta atom; mir optics; optics ... See more keywords
A tri-band left-handed meta-atom enabled designed with high effective medium ratio for microwave based applications
Sign Up to like & getrecommendations! Published in 2020 at "Results in physics"
DOI: 10.1016/j.rinp.2020.103032
Abstract: Abstract This paper represents a tri-band left-handed meta-atom with high effective medium ratio, which is applicable for tri-band microwave based communication applications. The proposed meta-atom consists of modified complementary split ring resonator (CSRR) with two… read more here.
Keywords: meta atom; ghz ghz; tri band; ghz ... See more keywords
Nonlinear Diffraction in Asymmetric Dielectric Metasurfaces.
Sign Up to like & getrecommendations! Published in 2019 at "Nano letters"
DOI: 10.1021/acs.nanolett.8b04342
Abstract: Metasurfaces provide new and promising mechanisms with which to control and manipulate light at the nanoscale. While most metasurfaces are designed to operate in the linear regime, it was recently shown that such metasurfaces may… read more here.
Keywords: meta atom; diffraction; generation; nonlinear diffraction ... See more keywords
Artificial Nonlinearity Generated from Electromagnetic Coupling Metamolecule.
Sign Up to like & getrecommendations! Published in 2017 at "Physical review letters"
DOI: 10.1103/physrevlett.118.167401
Abstract: A purely artificial mechanism for optical nonlinearity is proposed based on a metamaterial route. The mechanism is derived from classical electromagnetic interaction in a metamolecule consisting of a cut-wire meta-atom nested within a split-ring meta-atom.… read more here.
Keywords: metamolecule; meta atom; artificial nonlinearity; nonlinearity generated ... See more keywords
A Mirror Shape Chiral Meta Atom for C-Band Communication
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Access"
DOI: 10.1109/access.2017.2677463
Abstract: This paper reports that a miniaturized chiral meta-atom has 5.14-GHz bandwidth and applicable for $C$ -band applications. The meta-atom is developed by an electric inductive-capacitive resonator, where the inverse E-shape structure is combined with the… read more here.
Keywords: atom; meta atom; chiral meta; tex math ... See more keywords
Efficient THz On-Chip Absorption Based on Destructive Interference Between Complementary Meta-Atom Pairs
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Electron Device Letters"
DOI: 10.1109/led.2019.2912223
Abstract: With the rapid development of terahertz (THz) application systems, on-chip integrated THz devices are in high demand. In this paper, we propose an efficient way to realize THz wave on-chip quasi-perfect absorption based on destructive… read more here.
Keywords: meta atom; complementary meta; atom pairs; chip ... See more keywords
Deep learning modeling approach for metasurfaces with high degrees of freedom.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.401960
Abstract: Metasurfaces have shown promising potentials in shaping optical wavefronts while remaining compact compared to bulky geometric optics devices. The design of meta-atoms, the fundamental building blocks of metasurfaces, typically relies on trial and error to… read more here.
Keywords: meta atom; modeling approach; meta; deep learning ... See more keywords
Double-layer metalens with a reduced meta-atom aspect ratio.
Sign Up to like & getrecommendations! Published in 2021 at "Optics letters"
DOI: 10.1364/ol.422339
Abstract: A dielectric metalens usually has a rather high meta-atom aspect ratio, causing difficulty in fabrication. In this Letter, we develop a kind of metalens constituting two different materials, which can lead to a much lower… read more here.
Keywords: meta atom; double layer; layer; aspect ratio ... See more keywords