Articles with "wire grid" as a keyword



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Porting Wire-Grid MoM Framework to Reconfigurable Computing Technology

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Published in 2020 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2020.3012587

Abstract: In this letter, a CPU/field-programmable gate array (FPGA) coprocessing implementation of the matrix assembly phase of the method of moments (MoM) is presented. The approach combines the frequency-domain integral equation-based formulation with piecewise-linear (triangular) basis function… read more here.

Keywords: grid mom; mom; porting wire; wire grid ... See more keywords
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Equal-intensity beam splitter realization by wire grid polarizers for passive laser speckle reduction.

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Published in 2023 at "Applied optics"

DOI: 10.1364/ao.484683

Abstract: A method to realize an equal-intensity beam splitter (EIBS) using wire grid polarizers (WGPs) is proposed. The EIBS consists of WGPs with predetermined orientations and high-reflectivity mirrors. We demonstrated the generation of three laser sub-beams… read more here.

Keywords: beam splitter; equal intensity; laser; wire grid ... See more keywords
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Terahertz difference-frequency-generation quantum cascade lasers on silicon with wire grid current injectors.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.454780

Abstract: We propose the concept and experimentally verify the operation of terahertz quantum cascade laser sources based on intra-cavity Cherenkov difference-frequency generation on a silicon substrate with the current injection layer configured as a metal wire… read more here.

Keywords: quantum cascade; wire grid; frequency generation; grid current ... See more keywords
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High extinction ratio terahertz wire-grid polarizers with connecting bridges on quartz substrates.

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Published in 2017 at "Optics letters"

DOI: 10.1364/ol.42.000955

Abstract: A terahertz (THz) wire-grid polarizer with metallic bridges on a quartz substrate was simulated, fabricated, and tested. The device functions as a wide-band polarizer to incident THz radiation. In addition, the metallic bridges permit the… read more here.

Keywords: terahertz; wire grid; bridges quartz; high extinction ... See more keywords
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On Modeling Antennas Using MoM-Based Algorithms: Wire-Grid versus Surface Triangulation

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Published in 2023 at "Algorithms"

DOI: 10.3390/a16040200

Abstract: This paper focuses on antenna modeling using wire-grid and surface triangulation as two of the most commonly used MoM-based approaches in this field. A comprehensive overview is provided for each of them, including their history,… read more here.

Keywords: surface triangulation; wire grid; mom based;
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On Wire-Grid Representation for Modeling Symmetrical Antenna Elements

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14071354

Abstract: This paper focuses on the combination of the method of moments and the wire-grid approximation as an effective computational technique for modeling symmetrical antennas with low computational cost and accurate results. The criteria and conditions… read more here.

Keywords: antenna elements; modeling symmetrical; symmetrical antenna; wire grid ... See more keywords
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Wire-Grid and Sparse MoM Antennas: Past Evolution, Present Implementation, and Future Possibilities

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Published in 2023 at "Symmetry"

DOI: 10.3390/sym15020378

Abstract: Since the end of the 19th century, radioelectronic devices (REDs) have actively penetrated into all modern community spheres. Achievements in the fields of radio engineering and electronics, as well as computing, information, telecommunications, and other… read more here.

Keywords: problem; wire grid; grid sparse; design ... See more keywords