Results 51 to 60 of about 527,650 (162)

InSe‐Enabled Wearable Triboelectric Nanogenerator for Biomechanical Energy Harvesting and Motion Sensing

open access: yesChemistryOpen, Volume 15, Issue 8, August 2026.
An InSe‐enabled wearable triboelectric nanogenerator is developed using a PTFE/InSe friction pair for biomechanical energy harvesting and self‐powered motion sensing. The compacted InSe layer promotes interfacial contact and charge generation, enabling high electrical output, capacitor charging, durable operation, and wearable detection of finger ...
Sisi Wang, Yongwei Huang
wiley   +1 more source

Assessing Clinical Competence of Postgraduate Dental Specialty Trainees: A Scoping Review

open access: yesEuropean Journal of Dental Education, Volume 30, Issue 3, Page 1073-1091, August 2026.
ABSTRACT Background Assessment is essential to ensure that trainees meet competency standards in delivering patient care. However, a comprehensive summary of the literature on clinical assessment in postgraduate dental education is largely absent. Filling this gap is essential for developing effective assessment processes to help support competency ...
Fatemeh Amir‐Rad   +4 more
wiley   +1 more source

The Worst-Case Interference in DSL Systems Employing Dynamic Spectrum Management

open access: yesEURASIP Journal on Advances in Signal Processing, 2006
Dynamic spectrum management (DSM) has been proposed to achieve next-generation rates on digital subscriber lines (DSL). Because the copper twisted-pair plant is an interference-constrained environment, the multiuser performance and spectral ...
Brady Mark H, Cioffi John M
doaj   +1 more source

Multiuser Chirp Spread Spectrum Transmission in an Underwater Acoustic Channel Applied to an AUV Fleet

open access: yesSensors, 2020
The objective of this paper is to provide a multiuser transmission technique for underwater acoustic communication in the framework of an Autonomous Underwater Vehicle (AUV) fleet.
Christophe Bernard   +3 more
doaj   +1 more source

Three‐Dimensional Array Multicasting of Cylindrical Vector Beams Using Spin‐Multiplexed Dammann Vortex Metasurface

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
This study demonstrates, for the first time, a 3D volumetric cylindrical vector beam (CVB) multicasting architecture that employs multichannel array modes with an operational dimension of 3 × 3 × 5 as information carriers. This approach offers substantial potential for high‐capacity information dissemination in mode‐multiplexed communication networks ...
Zhiqiang Xie   +8 more
wiley   +1 more source

A Multiuser Detection Algorithm in the Uplink SC-FDMA System for Green Communication Network

open access: yesIEEE Access, 2016
The Single-carrier Frequency-Division Multiple Access (SC-FDMA) communication scheme is the key technique in green communications and networking for 5G for the uplink of SC-FDMA multiuser systems due to frequency differences introducing access ...
Peng Bao, Qingyang Guan, Mingxiang Guan
doaj   +1 more source

Hit‐To‐Lead Optimization of a Pyridylpiperazine Class Against Malaria: Pharmacokinetic Profile and In Vivo Efficacy of Optimized Compounds

open access: yesChemMedChem, Volume 21, Issue 13, 14 July 2026.
Chemical optimization of a novel pyridylpiperazine class yields two promising antimalarial candidates with an exceptional balance of metabolic stability and solubility. These optimized leads significantly protect mice from cerebral malaria, reducing parasitic load by up to 91.7%.
Douglas Davison da Silva Oliveira   +8 more
wiley   +1 more source

Interference Alignment in Multi-user MIMO Systems

open access: yesICT Express, 2015
Interference alignment (IA) has been studied extensively as an advanced technology to obtain the maximum degree of freedom (DoF) of multi-user wireless communication systems. This letter provides a brief review of recent works on IA.
Yang Zhang   +4 more
doaj   +1 more source

Noninvasive Intelligent Brain‐Metasurface System for Real‐Time Electromagnetic Wave Manipulation

open access: yesNanophotonics, Volume 15, Issue 13, 13 July 2026.
A noninvasive intelligent brain–computer interface (BCI) is integrated with a reconfigurable metasurface to establish a direct neural‐to electromagnetic transduction pathway for real time, multimodal wave control. By combining convolutional‐neural‐network‐based decoding of motor‐imagery electroencephalography (EEG) signals with threshold‐based ...
Xiao Hai   +3 more
wiley   +1 more source

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