Results 61 to 70 of about 4,551,190 (318)

Nanoscale Mapping of Plasmonic Charge Transport in Nano‐Resonators Based on Resistive Switching Materials

open access: yesAdvanced Functional Materials, EarlyView.
In this strategy, a conductive nano‐probe is employed to induce nanoscale phase transitions and map the nanoscale conductivity and trap density of GST films. By utilizing the contrasting properties of phase‐change states, nano‐resonators are fabricated that exhibit plasmonic conduction and dramatically different transport characteristics.
Sunwoo Bang   +4 more
wiley   +1 more source

Wireless Communication: Evolution and Advance Wireless Communication

open access: yesInternational Journal of Sustainable Development Research, 2018
In operation of increasing the technology day by day as increasing the complexity of telecommunication network system. As the subscriber become more interested to get the advance and easy and fastest technology of the cellular network. There is a evolution take place in order to get the advance technology in the wireless communication (1G to 5G).
openaire   +1 more source

A Surface‐engineered Microfluidic Device for Antibody‐Mediated Negative Selection of High‐Quality Sperm for Assisted Reproduction

open access: yesAdvanced Functional Materials, EarlyView.
This study reports a microfluidic device with a functionalized surface utilizing a polyoxazoline coating and covalently immobilized gold nanoparticles and anti‐phosphatidylserine antibody. The device efficiently eliminates pre‐apoptotic and apoptotic spermatozoa and yields sperm with substantially improved quality and low DNA damage, offering a simple ...
Soraya Rasi Ghaemi   +5 more
wiley   +1 more source

W-Band 8QAM Vector Millimeter-Wave Signal Generation Based on Tripling of Frequency Without Phase Pre-Coding

open access: yesIEEE Access, 2019
In this paper, we propose a W-band 8-quadrature-amplitude-modulation (8QAM) frequency tripling photonic vector millimeter-wave (mm-wave) signal generation method by using a phase modulator (PM) with only amplitude pre-coding.
Lun Zhao   +5 more
doaj   +1 more source

Secrecy Performance Analysis of RIS-Aided Wireless Communication Systems

open access: yesIEEE Transactions on Vehicular Technology, 2020
In this work, we study the secrecy performance of a reconfigurable intelligent surfaces (RIS)-aided wireless communication system in the presence of an eavesdropping user.
Liang Yang   +5 more
semanticscholar   +1 more source

iTETRIS: An Integrated Wireless and Traffic Platform for Real-Time Road Traffic Management Solutions [PDF]

open access: yes, 2008
Wireless vehicular cooperative systems have been identified as an attractive solution to improve road traffic management, thereby contributing to the European goal of safer, cleaner, and more efficient and sustainable traffic solutions.
Cartolano, Fabio   +8 more
core  

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

In-Vessel Resonant Communications

open access: yesIEEE Access
This paper presents a comprehensive performance estimation of enclosed volume (in-vessel) resonant communications. This type of communications can be used for measurements of pertinent parameters of liquids such as temperature, density, or viscosity ...
Vitalii Kirillov   +3 more
doaj   +1 more source

Improved Compressed Sensing-Based Joint User and Symbol Detection for Media-Based Modulation-Enabled Massive Machine- Type Communications

open access: yesIEEE Access, 2020
Media-Based Modulation (MBM) is regarded as a promising technique for future massive machine-type communications (mMTC) due to its high energy/spectral efficiency, good error performance and low-complexity radio frequency hardware implementation. In this
Xiangxue Ma   +2 more
doaj   +1 more source

A Broad-Band Wide-Angle Linear-to-Circular Polarization Converter Based on Stripline Metasurface

open access: yesIEEE Access, 2021
This paper proposes a broad-band linear-to-circular polarization converter based on a multi-layer stripline metasurface. The structure is constructed of three stripline metallic layers stacked with two dielectric plates, and it has different ...
Zuning Yang   +5 more
doaj   +1 more source

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