Results 111 to 120 of about 621,396 (302)

Design of Coded ALOHA With ZigZag Decoder

open access: yesIEEE Access, 2019
In this study, we investigated the effects of combining a zigzag decoder (ZD) with a coded ALOHA using the successive interference cancellation (SIC) technique to retrieve packets from collisions.
Masaru Oinaga   +2 more
doaj   +1 more source

Laser Micromachining of Liquid Metal Patterns for Stretchable Electronic Circuits

open access: yesAdvanced Materials Technologies, EarlyView.
A cleanroom‐free fabrication strategy combines UV‐laser micromachining with a copper foil wetting layer to rapidly produce high resolution, liquid metal based stretchable electronic circuits on diverse substrates. The scalable, maskless process enables complex circuit designs (<$<$3 h, ∼$\sim$15/device) with excellent electrical stability under strain,
Merjen Palvanova   +3 more
wiley   +1 more source

4D Printing of Multimaterial Flexible Magneto‐Active Polymers

open access: yesAdvanced Materials Technologies, EarlyView.
Magneto‐active polymers are 3D‐printed with tunable mechanical and magnetic properties using both superparamagnetic and hard ferromagnetic fillers. Nano‐CT imaging reveals the spatial distribution of particles within the matrix. Programmable magnetization patterns and soft, flexible architectures enable responsive actuation, offering exciting ...
Naji Tarabay   +6 more
wiley   +1 more source

Channel fading attenuation based on rainfall rate for future 5G wireless communication system over 38-GHz

open access: diamond, 2022
Ibraheem Shayea   +4 more
openalex   +2 more sources

Wireless Power Transfer Modalities for Implantable Bioelectronics: Electromagnetic, Acoustic, and Magneto‐Dynamic Perspectives

open access: yesAdvanced Materials Technologies, EarlyView.
This review traces the evolution of wireless power transfer (WPT) for implantable medical devices, spanning electromagnetic, magnetoelectric, acoustic, and magneto‐dynamic systems. Quantitative comparisons of power, distance, and device scale highlight trade‐offs across modalities, while emerging hybrid mechanisms reveal strategies to overcome ...
Junyeop Kim, Yoonseok Park
wiley   +1 more source

Logic-Driven Semantic Communication for Resilient Multi-Agent Systems

open access: yesIEEE Open Journal of the Communications Society
The advent of 6G networks is accelerating autonomy, intelligence, and interconnectedness in large-scale, decentralized multi-agent systems (MAS). While this evolution enables highly adaptive behavior, it also heightens vulnerability to stressors such as ...
Tamara Alshammari, Mehdi Bennis
doaj   +1 more source

Energy-Efficient Dual-Iteration Power Allocation for Two-Phase Relay System with Massive Antennas

open access: yesInternational Journal of Antennas and Propagation, 2014
This paper considers the scenario where multiple source nodes communicate with multiple destination nodes simultaneously with the aid of an amplify-and-forward relay equipped with massive antennas.
Long Zhao   +5 more
doaj   +1 more source

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