Results 71 to 80 of about 22,257 (229)

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

Miniaturized Dual-Band Bandstop Filter Using Multilayered E-Shape Microstrip Structure [PDF]

open access: yesEngineering and Technology Journal, 2016
This paperpresents a new design technique to realize a miniaturized dual-band rejection filter based on the E-shape microstrip structure for multifunctional wireless communication systems.
Raaed T. Hammed
doaj   +1 more source

The Beauty of Symmetry: Common-mode rejection filters for high-speed interconnects and balanced microwave circuits [PDF]

open access: yes, 2017
Common-mode rejection filters operating at microwave frequencies have been the subject of intensive research activity in the last decade. These filters are of interest for the suppression of common-mode noise in high-speed digital circuits, where ...
Bonache, Jordi   +6 more
core  

Microwave Near-Field Imaging of Electric Fields in a Superconducting Microstrip Resonator

open access: yes, 1998
We describe the use of a cryogenic near-field scanning microwave microscope to image microwave electric fields from superconducting and normal-metal microstrip resonators.
Ashfaq S. Thanawalla   +8 more
core   +1 more source

A dual-polarized quasi-optical SIS mixer at 550 GHz [PDF]

open access: yes, 2000
In this paper, we describe the design, fabrication, and the performance of a low-noise dual-polarized quasi-optical superconductor-insulator-superconductor (SIS) mixer at 550 GHz.
Chattopadhyay, Goutam   +3 more
core   +1 more source

High Gain Array Antenna for Radio Frequency Energy Harvesting in Internet‐of‐Things Applications

open access: yesRadio Science, Volume 61, Issue 4, April 2026.
Abstract Wireless sensor networks are increasingly deployed in Internet of Things (IoT) applications, demanding self‐powered solutions to overcome the limitations of conventional batteries. Radio frequency energy harvesting (RFEH) offers a practical means to scavenge ambient RF power from ubiquitous sources such as mobile base stations, enabling ...
Muhammad Saleem   +2 more
wiley   +1 more source

Tolerance Considerations for MHMIC Manufacturing Process at Millimeter-Wave Band

open access: yesSensors
This paper investigates the manufacturing uncertainties at a 60 GHz millimeter-wave band for the monolithic hybrid microwave integrated circuits (MHMIC) fabrication process.
Chaouki Hannachi   +3 more
doaj   +1 more source

The rigorous analysis of strongly coupled step discontinuities in microstrip [PDF]

open access: yes, 1987
A rigorous analysis of boxed microstrip single-step discontinuities and cascades of strongly coupled discontinuities is presented. Use is made of a variational formulation involving the expansion of the transverse E field at the step in terms of suitable
Railton, CJ, Rozzi, T
core   +4 more sources

Advanced Techniques for Scalable Woven E‐Textiles Manufacturing

open access: yesAdvanced Materials Technologies, Volume 11, Issue 6, 18 March 2026.
This review highlights recent advances in scalable weaving techniques for e‐textiles, emphasizing innovations in multilayer structures, conductive yarn integration, and loom modifications. It summarizes emerging materials, fabrication strategies, and performance considerations that enable reliable, durable, and industrially scalable woven electronic ...
Faisal Abedin   +2 more
wiley   +1 more source

Investigation of Compact Low Pass Filter with Sharp Cut–Off using Metamaterial [PDF]

open access: yes, 2013
In this paper a new compact microstrip Bessel low pass filter (LPF) is experimentally validated using complementary split ring resonator (CSRR) which has sharper cut-off and improved spurious band suppression characteristics. The Richard’s transformation
Annaram, K., Nithya, S.
core   +1 more source

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