Articles with "band frequency" as a keyword



A magnetic X-band frequency microwave nanoabsorbent made of iron oxide/halloysite nanostructures combined with polystyrene

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Published in 2023 at "RSC Advances"

DOI: 10.1039/d2ra08339f

Abstract: A novel nanocomposite has been designed and fabricated through an in situ polymerization process, based on iron oxide nanoparticles (Fe3O4 NPs), halloysite nanotubes (HNTs), and polystyrene (PS). The prepared nanocomposite (formulated as Fe3O4/HNT-PS) has been… read more here.

Keywords: frequency microwave; band frequency; magnetic band; fe3o4 hnt ... See more keywords

Six band metamaterial absorber designed on twisted square and swastika-shaped resonator for S, C, X, and Ku band frequency and sensing applications

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Published in 2024 at "Physica Scripta"

DOI: 10.1088/1402-4896/ad9d97

Abstract: A twisted square split ring and swastika resonator (TSSRSR) based six-band polarization-insensitive metamaterial absorber (MMA) with high effective medium ratio (EMR), and excellent absorption is proposed in this study. It can be utilized as an… read more here.

Keywords: band frequency; band; unit cell; absorber ... See more keywords

High-Resolution and Wide-Swath SAR Imaging With Sub-Band Frequency Diverse Array

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Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2022.3187386

Abstract: High-resolution and wide-swath imaging serves as an important task for synthetic aperture radar (SAR). However, the tradeoff between high azimuth resolution and wide unambiguous swath coverage has not been well optimized in traditional SAR system.… read more here.

Keywords: resolution wide; band frequency; frequency; sub band ... See more keywords

A Dual-Polarized C-X-Ku-Band Frequency-Selective Rasorber With Wide High-Transmission Passband

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Published in 2024 at "IEEE Transactions on Electromagnetic Compatibility"

DOI: 10.1109/temc.2024.3386530

Abstract: A dual-polarized C-X-Ku-band frequency-selective rasorber (FSR) with a wide high-transmission passband is proposed in this letter. The proposed FSR is formed by cascading an lossy layer with inner-gate cross frame and a nonresonant lossless layer.… read more here.

Keywords: transmission; polarized band; dual polarized; selective rasorber ... See more keywords