Results 101 to 110 of about 180,495 (314)

Digitizing the Filtration Interface: A Smart, Modular Janus Wood Platform for Self‐Reporting Oil/Water Remediation

open access: yesAdvanced Functional Materials, EarlyView.
This work developed a smart Janus wood membrane integrating asymmetric wettability with built‐in electrical sensing for oil‐water separation. The membrane achieved > 99.5% separation efficiency and high flux by leveraging wood's natural anisotropic pore structure.
Kaiwen Chen   +10 more
wiley   +1 more source

Highly Efficient Back-End-of-Line Compatible Flexible Si-Based Optical Memristive Crossbar Array for Edge Neuromorphic Physiological Signal Processing and Bionic Machine Vision

open access: yesNano-Micro Letters
Highlights A novel optoelectronic synapse compatible with existing chip technology is demonstrated. This device excels in mimicking memory and learning functions using light, making it ideal for future neuromorphic computing in biomedicine.
Dayanand Kumar   +7 more
doaj   +1 more source

Phase Evolution Kinetics in Additive‐Free 19.75% Organic Photovoltaics Empowered by Solvent Vapor Annealing

open access: yesAdvanced Functional Materials, EarlyView.
Solvent vapor annealing enables kinetic control of additive‐free morphology in organic solar cells. Selective plasticization of acceptor forms an optimal fibrillar network, boosting efficiency to 19.06% (binary) and 19.75% (ternary), with ultrafast exciton dissociation and reduced recombination.
Jie Lv   +20 more
wiley   +1 more source

Multi-Sensor Context-Awareness in Mobile Devices and Smart Artefacts [PDF]

open access: yes, 2002
The use of context in mobile devices is receiving increasing attention in mobile and ubiquitous computing research. In this article we consider how to augment mobile devices with awareness of their environment and situation as context.
Schmidt, Albrecht   +2 more
core  

Smart AUV-Assisted Localization and Time Synchronization of Underwater Acoustic Devices

open access: yes, 2022
The localization and time synchronization of Underwater Acoustic Devices (UADs) have many potential applications in industry and scientific research. This can be done by deploying location-aware fixed anchors on the sea surface or bottom.
Li, Cheng   +7 more
core   +1 more source

Surface effect on Lamb wave propagation in ZnO-based film bulk acoustic resonators

open access: yesInternational Journal of Smart and Nano Materials
5G communication technology has spurred piezoelectric film bulk acoustic resonators (FBARs) to higher frequencies and thinner structures, highlighting the surface effect’s significance for their dynamic performance. This study systematically investigates
Jie Cao, Zinan Zhao, Bin Wu, Weiqiu Chen
doaj   +1 more source

Pickering‐Engineered Microparticles for Magnetically Guided Motion and Light‐Triggered Catalysis

open access: yesAdvanced Functional Materials, EarlyView.
Magnetically responsive wax microparticles stabilized by hematite cubes through the Pickering emulsification strategy are developed, showing controlled size, motion, and light‐activated catalytic activity. Annealing under a magnetic field enhances their mobility and steering.
Chiara Ferlito   +6 more
wiley   +1 more source

Twin Crystal Moiré Metasurfaces for Crossing Flat‐Band Transport

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces twin crystal moiré metasurfaces, breaking in‐plane symmetry to enable reconfigurable acoustic wave manipulation. By adjusting the twin angle and interlayer twist angle, various combinations of hyperbolic, flat bands, and elliptic states can be synthesized in the system.
Shida Fan   +9 more
wiley   +1 more source

Smart Home Devices Vulnerability Analysis [PDF]

open access: yes, 2023
Dostupnosť IoT zariadení za posledné roky vzrástla a uživatelia implementujú čoraz častejšie smart home prvky do domov. Popularita týchto zariadení vychádza z použitia nových technologií a protokol, ktoré uľahčujú control domácnosti.
Martin Šutovský
core  

Requirements and Mechanisms for Smart Home Updates

open access: yes, 2021
The interconnection of sensors and actuators of smart home devices creates dependencies that allow for ubiquitous services. These devices can be subject to transformative changes through software updates that might lead to unintended consequences.
Waltereit, Marian   +4 more
core   +1 more source

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