Results 61 to 70 of about 751,714 (331)

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

A Review of Blockchain’s Role in E-Commerce Transactions: Open Challenges, and Future Research Directions

open access: yesComputers
The Internet’s expansion has changed how the services accessed and businesses operate. Blockchain is an innovative technology that emerged after the rise of the Internet.
Latifa Albshaier   +2 more
doaj   +1 more source

Physical Intrusion Games—Optimizing Surveillance by Simulation and Game Theory

open access: yesIEEE Access, 2017
The protection of cyber-physical networks is a topic of increasing importance. The evolution of IT (cyber) systems that control and supervise the underlying physical system has grown over decades, whereas security has not become a concern until quite ...
Stefan Rass   +5 more
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

A Comprehensive Review on Cybersecurity of Digital Twins Issues, Challenges, and Future Research Directions

open access: yesIEEE Access
This systematic literature review examines existing literature to determine how Digital Twin (DT) technology can enhance security, with an emphasis on emerging issues, approaches, and proposals in cybersecurity.
Norah Alhamam   +2 more
doaj   +1 more source

User-Driven Adaptive Sampling for Massive Internet of Things

open access: yesIEEE Access, 2020
Energy conservation techniques are crucial to achieving high reliability in the Internet of Things (IoT) services, especially in the Massive IoT (MIoT), which stringently requires cost-effective and low-energy consumption for battery-powered devices ...
Le Kim-Hung, Quan Le-Trung
doaj   +1 more source

MG-WFBP: Efficient Data Communication for Distributed Synchronous SGD Algorithms

open access: yes, 2018
Distributed synchronous stochastic gradient descent has been widely used to train deep neural networks on computer clusters. With the increase of computational power, network communications have become one limiting factor on system scalability.
Chu, Xiaowen, Li, Bo, Shi, Shaohuai
core   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

A Systematic Literature Review of Zero Trust Architecture for Military UAV Security Systems

open access: yesIEEE Access
Over the last couple of years, the application of autonomous systems such as drones has been widely accepted, and these applications are used in the defense, safety, logistics, delivery, and consumer sectors.
Alanoud A. Alquwayzani   +1 more
doaj   +1 more source

A Dynamic Multimedia User-Weight Classification Scheme for IEEE_802.11 WLANs

open access: yes, 2011
In this paper we expose a dynamic traffic-classification scheme to support multimedia applications such as voice and broadband video transmissions over IEEE 802.11 Wireless Local Area Networks (WLANs).
Hanafi, Said, Rebai, Ahmed Riadh
core   +1 more source

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