Results 171 to 180 of about 59,812 (299)

Full-Coverage Radar Antenna

open access: yesEEPES 2025
Adamantios Karakilidis   +3 more
openaire   +1 more source

Interface Engineering in Solid‐State Sodium Batteries: Advances in Materials Design, Interfacial Strategies, and Multiscale Characterization

open access: yesInterdisciplinary Materials, EarlyView.
Since solid‐state sodium batteries (SSSBs) are a promising solution for advancing sodium‐based energy storage, it is necessary to systematically summarize the development process of SSSBs. It focuses on the role of interface engineering in addressing challenges such as materials design, interfacial strategies, and multiscale characterization.
Yonghuan Fu, Guosheng Shao, Yong Lei
wiley   +1 more source

Review of millimeter‐wave and terahertz near‐field synthetic aperture radar imaging technology

open access: yesInfoScience, EarlyView.
Abstract This paper comprehensively reviews the development of millimeter‐wave (MMW) and terahertz (THz) near‐field imaging technologies, with an emphasis on the state of synthetic aperture radar (SAR)‐based imaging technologies. Near‐field imaging technologies are categorized into passive and active imaging modes, among which active imaging is favored
Qi Yang   +3 more
wiley   +1 more source

Multi‐dimensional, multi‐interfacial, and multi‐path synergy enables broadband absorption, corrosion resistance, Joule heating, and thermal performances in hierarchical carbon/Ni nanoparticles‐carbon nanocoils foams

open access: yesInfoMat, EarlyView.
Owing to the severe electromagnetic wave (EMW) pollution and the increasingly intricate operating environments, an excellent EMW absorber with multiple functions has become imperative. Herein, 3D/0D‐1D hierarchical carbon/Ni nanoparticles‐carbon noncoils (CNCs) composite foams with multi‐dimensional, multi‐interfacial and multi‐path structures can be ...
Beibei Zhan   +8 more
wiley   +1 more source

A tunable microwave absorption metamaterial inspired by moths evading bat detection

open access: yesInfoMat, EarlyView.
Electromagnetic radiation in the current environment has become complex and uncontrollable due to the advancement of wireless technology. Inspired by the moth surface cilia to bend and evade bat sonar detection, our work introduces a metamaterial incorporating broadband and tunable microwave absorption properties combined with deep learning algorithms.
Yijie Liu   +13 more
wiley   +1 more source

Microwave imaging for human brain stroke detection using frequency domain inverse modelling & phantom experiments. [PDF]

open access: yesSci Rep
Rana SP   +8 more
europepmc   +1 more source

Inverse Design of Mirror‐Symmetric Disordered Systems for Broadband Perfect Transmission

open access: yesLaser &Photonics Reviews, EarlyView.
This work introduces an inverse design approach to achieve broadband perfect wave transmission in mirror‐symmetric disordered media. Leveraging symmetry simplifies optimization and enables control of multiple reflectionless states. Experiments in microwave waveguides confirm the design of exceptional points, bandpass filters, and broadband quasi ...
Zhazira Zhumabay   +4 more
wiley   +1 more source

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