Articles with "beam control" as a keyword



Broadband achromatic electromagnetic beam control based on reflective metamaterial

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Published in 2023 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/acd7df

Abstract: The emergence of metasurfaces has shown great potential in planar optics. From visible light to infrared wavelengths, various forms of metasurfaces have been studied to control electromagnetic waves. Due to the dispersive properties of light… read more here.

Keywords: beam control; control based; control; achromatic electromagnetic ... See more keywords

Low-Profile Dual-Polarized Pattern-Reconfigurable Antenna With Independent Beam Control Capability in Both Polarizations for Indoor Application

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Published in 2024 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2024.3349997

Abstract: A low-profile, dual-polarized pattern-reconfigurable antenna with the unique ability to independently control beam direction in both polarizations is presented. The design for each polarization incorporates two shorted patch antennas, capable of achieving varied main beam… read more here.

Keywords: independent beam; low profile; profile dual; beam ... See more keywords
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Robust Beam Control for Terahertz Drone Networks

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Published in 2025 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2025.3581533

Abstract: Ensuring reliable, high-capacity links in Terahertz (THz) drone networks is challenging due to the highly directional nature of THz signal transmission, which utilizes narrow pencil-like beams to mitigate high path loss. This article investigates the… read more here.

Keywords: robust beam; beam; drone; drone networks ... See more keywords

Phased Array Shaped-Beam Satellite Antenna With Boosted-Beam Control

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Published in 2019 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2019.2930129

Abstract: This communication presents a beamforming shaped-beam satellite (SBS) antenna based on a phased array technique and a boosted-beam control. The presented SBS antenna is specifically designed to cover the whole regions of Korea including the… read more here.

Keywords: boosted beam; antenna; beam control; beam ... See more keywords

Beam control system and output fine-tuning for safe and precise delivery of FLASH radiotherapy at a clinical linear accelerator

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Published in 2024 at "Frontiers in Oncology"

DOI: 10.3389/fonc.2024.1342488

Abstract: Introduction We have previously adapted a clinical linear accelerator (Elekta Precise, Elekta AB) for ultra-high dose rate (UHDR) electron delivery. To enhance reliability in future clinical FLASH radiotherapy trials, the aim of this study was… read more here.

Keywords: beam control; beam; delivery; control system ... See more keywords