Results 91 to 100 of about 1,657,044 (242)

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Multiscale characterization of micro fracture connectivity and gas migration in volcanic reservoirs using µCT and hybrid learning segmentation

open access: yesScientific Reports
Volcanic reservoirs contain highly heterogeneous and extremely tight pore and fracture systems that exert a primary control on natural gas storage and migration.
Jiacheng Zhang   +4 more
doaj   +1 more source

Size measurement of tiny stamping parts based on machine vision

open access: yesDianzi Jishu Yingyong
Aiming at the problem of low efficiency and low accuracy of manual measurement of a kind of micro stamping parts, a measurement method of micro stamping parts based on machine vision is proposed.
Huang Hao   +5 more
doaj   +1 more source

Sun-Synchronous Orbit Transfer Scheme Based on Solar Sail

open access: yesXibei Gongye Daxue Xuebao, 2019
Aiming at the sun-synchronous orbit transfer task of the micro-nano satellite solar sail, the method of combining the weighted control law and the solar sail optimal direction is used for maneuvering the orbit, and a segmentation control strategy is ...

doaj   +1 more source

Coordinated Architectural and Chemical Reinforcement in the Crushing Mandible of a Soldier Termite

open access: yesAdvanced Functional Materials, EarlyView.
The crushing mandible of a soldier termite withstands substantial biting loads despite lacking mineral. Its cuticle is partitioned: convex teeth pair hardness and zinc enrichment with aligned chitin fibers for contact durability, while stiffer concave regions between teeth carry bending loads.
Andrew Tran Nguyen   +16 more
wiley   +1 more source

AI-based modality-agnostic classification system for vascular calcifications

open access: yesScientific Reports
The importance of vascular calcification in major adverse cardiovascular events such as heart attacks or strokes has been established. However, calcifications have heterogeneous phenotypes, and their influence on diseased tissue stability remains poorly ...
Mehdi Ramezanpour   +4 more
doaj   +1 more source

TriageHD: A Hyper-Dimensional Learning-to-Rank Framework for Dynamic Micro-Segmentation in Zero-Trust Network Security

open access: yesIEEE Access
Network security faces major challenges from sophisticated cyber attacks that exploit lateral movement and evade traditional network intrusion detection mechanisms.
Ryozo Masukawa   +4 more
doaj   +1 more source

Dynamically Actuated Reconfigurable Topographical Surface Enables Active Control of Implant‐Associated Infections

open access: yesAdvanced Functional Materials, EarlyView.
A dynamically actuated reconfigurable topographical surface (DARTS) integrates contact‐mediated bactericidal nanotopography with programmable mechanical actuation to actively disrupt bacterial biofilms. Dynamic surface reconfiguration enhances bacterial killing and suppresses implant‐associated infections in vivo, providing a new strategy for active ...
Mohammad Asadi Tokmedash   +4 more
wiley   +1 more source

Labour Market Segmentation : a Comparison between France and the UK From the Eighties to nowadays [PDF]

open access: yes
Regarding changes in French and British labour market as in their educational system since the Eighties, one may address the evolution of their labour market segmentation.
Aline Valette
core  

Balancing Hydrophobicity and Hydrophilicity: Dual Filler‐Engineered Proton Exchange Membranes for Durable, High‐Power Fuel Cells

open access: yesAdvanced Functional Materials, EarlyView.
Polarity‐matched Zr–MOFs program Nafion's nanoscale morphology during solution casting. Hydrophilic UiO‐66 preserves hydrated pathways, while hydrophobic UiO‐67 increases the proton hopping sites by densifying ionic clusters. Combining both fillers yields a membrane that delivers 176 mS cm−1 conductivity, reaches 1.46 W cm−2 under 200 kPa, and triples ...
Yonghwi Cho   +13 more
wiley   +1 more source

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