Results 121 to 130 of about 15,586 (304)

Mechanical Behavior and Fracture Mechanisms of MXene/PVDF Nanocomponsites: In Situ Characterization and Multiscale Analysis

open access: yesAdvanced Functional Materials, EarlyView.
Multiscale experiments and modeling reveal how Ti3C2Tx MXene nanosheets reinforce PVDF nanocomposites. An optimal MXene loading (∼1 wt.%) nearly doubles tensile strength through efficient stress transfer, flake alignment, and crack‐deflection mechanisms, transforming ductile polymer behavior into a controlled multi‐stage fracture pathway which aligns ...
Bita Soltan Mohammadlou   +5 more
wiley   +1 more source

Miniaturized Arrow-Shaped Flexible Filter-Embedded Antenna for Industrial and Medical Applications

open access: yes
This paper presents the design and characterization of a coplanar waveguide (CPW) fed, low-profile, and flexible arrow-shaped filtenna for ISM band applications at 2.45 GHz.
Syeda Iffat Naqvi   +7 more
core   +1 more source

Flexible RFID Tag Antenna Design

open access: yes, 2020
This research is to design a radio frequency identification (RFID) high sensitivity tag antenna which operates at UHF frequency band (– MHz). The major problem in designing the tag antenna is that it needs to be designed for long-range transmission ...
Yew, Ts. Dr. Been Seok
core  

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Microenvironmental Reprogramming by 3D Anisotropic Cardiac Extracellular Matrix Induces Nuclear Remodeling and Epigenetic Maturation of Chemically Induced Cardiomyocytes

open access: yesAdvanced Functional Materials, EarlyView.
A 3D anisotropic hydrogel derived from heart extracellular matrix guides cytoskeletal alignment and nuclear remodeling in reprogrammed cardiomyocyte‐like cells. This study reveals how matrix alignment modulates nuclear envelope dynamics and chromatin state, triggering transcriptional and functional maturation.
Seung Ju Seo   +7 more
wiley   +1 more source

Flexible Symmetric-Defection Antenna with Bending and Thermal Insensitivity for Miniaturized UAV

open access: yesMicromachines
Flexible conformal-enabled antennas have great potential for various developable surface-built unmanned aerial vehicles (UAVs) due to their superior mechanical compliance as well as maintaining excellent electromagnetic features.
Xueli Nan   +8 more
doaj   +1 more source

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Slotted flexible UWB antenna

open access: yes, 2018
In this manuscript, a slotted flexible UWB antenna is proposed and presents the simulation results at the free space. The proposed antenna operates from 2.45 GHz to 10.75 GHz providing an impedance bandwidth of 8.3 GHz.
Mohd Nazirul Mubin bin Puteh Ahmad
core  

Gain Enhancement of Flexible Power Transfer Antenna using Frequency Compensation

open access: yes, 2019
This research is on an antenna gain enhancement of a flexible antenna for electromagnetic wave based power transfer system. Especially, it is about the change of the center frequency and the compensation method when the flexible antenna is bent. For this
JinHyoung Kim   +9 more
core   +1 more source

A Compact Flexible and Frequency Reconfigurable Antenna for Quintuple Applications [PDF]

open access: yesRadioengineering, 2017
A novel, compact coplanar waveguide fed flexible antenna is presented. The proposed design uses flexible Rogers RT/duroid 5880 (0.508mm thickness) as a substrate with small size of 30×28.4 mm^2.
M. U. Hassan   +4 more
doaj  

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