Results 91 to 100 of about 11,368 (233)

All‐in‐One Multispectral Stealth Device for X‐Band Radar, Visible, and Near‐Infrared Spectra

open access: yesNanophotonics, Volume 15, Issue 8, 24 April 2026.
This study demonstrates an all‐in‐one multispectral stealth platform seamlessly combining an electrochromic device with a patterned ITO metasurface. The device achieves reversible, voltage‐driven visible‐to‐near‐infrared modulation through redox reactions, simultaneously maintaining X‐band radar absorption. The performance of this all‐in‐one device was
Jinwoo Ho   +7 more
wiley   +1 more source

Beam scanning using microstrip line on biased ferrite [PDF]

open access: yes, 1997
The beam scanning properties of a 2-element patch array fed by a microstrip reed situated on a ferrite substrate are presented. Biasing the ferrite changes the phase length or the microstrip line, scanning the beam by up to 40 degrees. The resulting scan
Langley, Richard J., Batchelor, John C.
core   +1 more source

Design of microstrip patch antenna using Fennec Fox optimization with SSRR metamaterial for terahertz applications

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
This paper presents the design of a microstrip patch antenna based on a Square Split Ring Resonator (SSRR). Wireless technology is switching from 4G to 5G due to the need to overcome limitations, such as low throughput, high latency and path loss.
S. Kumari   +4 more
doaj   +1 more source

Circularly polarized U-Slot antenna

open access: yes, 2007
Circularly polarized single-layer U-slot microstrip patch antenna has been proposed. The suggested asymmetrical U-slot can generate the two orthogonal modes for circular polarization without chamfering any corner of the probe-fed square patch microstrip ...
Tong, KF, Wong, TP
core  

Gain Enhancement of Patch Antenna using Novel Glass Fiber Reinforced Polymer (GFRP) based Metasurface

open access: yesAdvanced Electromagnetics
In this paper, the authors have presented extensive work done involving the design, simulation, development, and performance measurement of a novel Glass Fiber Reinforced Polymer (GFRP) composite-based metasurface patch antenna.
A. K. M. S. Ali   +3 more
doaj   +1 more source

Compact wideband patch antenna for 5 and 6 GHz WLAN applications

open access: yes, 2008
Copyright @ 2008 IEICEA wideband rectangular and circular mistostrip patch antenna for 5 and 6 GHz WLAN applications is presented. The rectangular and the circular patches are fed by microstrip line.
AbuTarboush, HF   +2 more
core  

Collinear Microstrip Patch Antennas

open access: yes, 2010
The original idea of the collinear principle in the antenna design comes from Franklin (Franklin, 1925). He faced the problem of resonant long wire antennas. In principle, the standing wave current distribution on the long straight wire produces n radiation lobes of the same level, depending on the number n of half-wave antenna sections.
Alois Holub, Milan Polivk
openaire   +2 more sources

Wideband microstrip patch antenna design for breast cancer tumour detection

open access: yes, 2007
A patch antenna is presented which has been designed to radiate into human breast tissue. The antenna is shown by means of simulation and practical measurement to possess a wide input bandwidth, stable radiation patterns and a good front-to-back ratio ...
Preece, A   +11 more
core   +1 more source

Microstrip Patch Antenna Array Design and Mutual Coupling Reduction for Wi-Fi and Wi-Max Applications

open access: yesمجلة علوم ذي قار
The 5G multiple-input multiple-output (MIMO) microstrip antenna with isolation enhancement that is tiny and based on a BandPass metamaterial (BPM) is presented in this study. The expectation of higher data rates drove the development of fifth-generation
Saja Hameed   +2 more
doaj   +1 more source

Feasibility Investigation of SIW Cavity-Backed Patch Antenna Array for Ku Band Applications

open access: yesApplied Sciences, 2019
A cavity-backed microstrip patch antenna array was optimized in the Ku band. The backing cavity was designed under each patch antenna of the array in order to increase the bandwidth and minimize the intercoupling among the radiating elements.
Onofrio Losito   +8 more
doaj   +1 more source

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