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1
Published in 2020 at "Microsystem Technologies"
DOI: 10.1007/s00542-019-04737-0
Abstract: In this paper, a compact GFET-based rectifier integrated with a monopole antenna is proposed for wireless energy harvesting applications. The GFET increases impedance bandwidth of the rectifying circuit, thus covering a range of 22.5–27.5 GHz. The…
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Keywords:
compact broadband;
harvesting applications;
gfet based;
energy harvesting ... See more keywords
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2
Published in 2023 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2023.3275709
Abstract: We propose a compact, broadband 2×2 3-dB adiabatic coupler using trapezoidal subwavelength gratings on silicon-on-insulator platform. The proposed device is constructed by two tapered waveguides, which are composed of trapezoidal subwavelength gratings. Broadband 3-dB optical…
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Keywords:
subwavelength gratings;
broadband adiabatic;
trapezoidal subwavelength;
adiabatic coupler ... See more keywords
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Published in 2020 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2020.2964770
Abstract: A compact and broadband circular TE01-mode oversized deformed waveguide bend for high-power transmission line is proposed in this article. In order to obtain a circular TE01 mode with high purity output, a deformed waveguide structure,…
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Keywords:
bend;
waveguide bend;
compact broadband;
mode ... See more keywords
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1
Published in 2022 at "Applied optics"
DOI: 10.1364/ao.471114
Abstract: A compact and broadband 2×2 3 dB directional coupler (DC) is designed at the 850 nm wavelength region based on the silicon nitride platform. The proposed DC is equipped with a shallowly etched subwavelength gratings (SWG) gap…
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Keywords:
swg gap;
region;
directional coupler;
compact broadband ... See more keywords
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Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.019023
Abstract: A metasurface (MS) is highly useful for improving the performance of patch antennae and reducing their size due to their inherent and unique electromagnetic properties. In this paper, a compact and broadband antenna based on…
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Keywords:
step shaped;
broadband antenna;
metasurface;
compact broadband ... See more keywords
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1
Published in 2022 at "Optics express"
DOI: 10.1364/oe.462554
Abstract: A compact and broadband silicon mode-order converter (MOC) scheme by employing reciprocal mode evolution between asymmetric input/output taper and bricked subwavelength gratings (BSWG) is proposed. In the proposed MOC, a quasi-TE0 mode is generated in…
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Keywords:
silicon mode;
broadband silicon;
te0;
compact broadband ... See more keywords
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3
Published in 2023 at "Optics express"
DOI: 10.1364/oe.485904
Abstract: We experimentally demonstrate wavelength-independent couplers (WICs) based on an asymmetric Mach-Zehnder interferometer (MZI) on a monolithic silicon-photonics platform in a commercial, 300-mm, CMOS foundry. We compare the performance of splitters based on MZIs consisting of…
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Keywords:
broadband low;
zier bends;
low loss;
compact broadband ... See more keywords
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0
Published in 2021 at "Optics letters"
DOI: 10.1364/ol.433672
Abstract: Optical Airy beams have wide-ranging applications in photonics, but conventional approaches for generating Airy beams require bulky and strictly aligned optical systems. Here, we propose on-chip compact Airy beam emitters by using a shallow-etched holography…
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Keywords:
broadband silicon;
holography grating;
airy beam;
beam ... See more keywords
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Published in 2019 at "Applied Physics Express"
DOI: 10.7567/1882-0786/ab266c
Abstract: An ultra-compact, broadband Huygens' metasurface based on induced magnetism has been proposed. The induced magnetism in the Huygens' meta-atom originates from the circulating electric currents constituted by the antisymmetric flowing of surface currents on the…
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Keywords:
ultra compact;
magnetism;
induced magnetism;
compact broadband ... See more keywords