Results 41 to 50 of about 492,072 (243)

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

INVESTIGATIONS OF THE DYNAMICS OF A BISTABLE ELECTROMAGNET WITH IMPROVED CHARACTERISTICS FOR MEDIUM VOLTAGE VACUUM CIRCUIT BREAKERS

open access: yesElectrical engineering & Electromechanics, 2020
Introduction. Currently, for switching medium voltage circuits, vacuum circuit breakers are widely used, which have good arcing properties and high breaking capacity.
E. I. Baida   +4 more
doaj   +1 more source

Quantifying Subsurface Weak in‐Plane Magnetization of Mixed Phase BiFeO3 by Scanning Nitrogen Vacancy Magnetometry

open access: yesAdvanced Functional Materials, EarlyView.
We use scanning nitrogen vacancy magnetometry to directly image the weak in‐plane magnetic moments in mixed phase BiFeO3 at the nanoscale and quantify the local magnetic moments to be 18.8±2.0 μB/nm2 in the rhombohedral‐like phase and 1.5±0.6 μB/nm2 in the well‐known non‐magnetic tetragonal‐like phase.
Lei Wang   +14 more
wiley   +1 more source

Modal analysis of electromagnetic actuator for non-contact modal testing [PDF]

open access: yes, 2013
Low surface finish, low accuracy and reduction in tool life were happening towards the machining product and cutting tools during high speedmachining (HSM) process.
Mohamad Asyraf, Ahmad Bustamang
core   +2 more sources

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

The impact of the magnetization direction on the static and dynamic parameters of an electromagnetic linear actuator [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2018
This paper presents a simulation analysis of the impact of magnetization direction on the static and dynamic parameters of an electromagnetic linear actuator.
Krzysztof Just, Paweł Piskur
doaj   +1 more source

Design, Modeling, and Experimental Validation of a Novel 3D-Bendable Modular Electromagnetic Flexible Linear Actuator [PDF]

open access: yes
While linear actuators have many applications, the majority of them are rigid and straight, limiting their applications and the work environment. This article presents a novel design for an electromagnetic flexible linear actuator (FLA) that can overcome
Mohammad, Abdelkhalick   +3 more
core   +1 more source

Architecture‐Driven Functional Coupling in Vertically Aligned Nanocomposites

open access: yesAdvanced Functional Materials, EarlyView.
Vertically aligned nanocomposites define a growth‐engineered architecture in which vertical interfaces, strain fields, defect pathways, and phase connectivity are created simultaneously. This review shows how these architectural features couple ferroic, optical, ionic, electrochemical, and device responses, establishing design rules and open challenges
Md Shatil Islam‐Shanto   +4 more
wiley   +1 more source

Electromechanical energy conversion inside an electromagnetic vibratory actuator: Modeling, simulation, and validation [PDF]

open access: yesFME Transactions
This paper covers the development and validation of a nonlinear mathematical model of an electromagnetic vibratory actuator used in vibratory conveyors.
Ilić Uroš Lj.   +3 more
doaj   +1 more source

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