Results 121 to 130 of about 24,432 (273)

Structural design and 3D printing of flexible integrated electronic systems

open access: yesFlexMat, EarlyView.
This review provides a comprehensive overview of design and integration strategies for individual components in flexible electronics, highlights the 3D‐printing fabrication techniques, and discusses recent advances in system‐level integration and their applications in real‐time monitoring and intelligent robotics.
Jiani Gong   +8 more
wiley   +1 more source

Flexible wearable electronics for cardiovascular monitoring from surface signals to deep physiological insights

open access: yesFlexMat, EarlyView.
This review organizes flexible wearable electronics for cardiovascular monitoring into four interconnected information layers: surface electrophysiology, hemodynamic sensing, vascular imaging, and biofluid biomarker analysis. This framework clarifies how electrical rhythm, vascular loading, structural and flow‐related features, and biochemical states ...
Qiao Chen   +5 more
wiley   +1 more source

Nanoparticle Synthesis via Thin Film Ferroelectric Templates:Surface interactions and effects [PDF]

open access: yes, 2008
An investigation into the processes taking place at the surface interface of ferroelectric Pb(Zr1-x,Tix)O3 immersed in metal salt solution under ultraviolet illumination is presented.
Jones, Paul M.
core  

A visible‐to‐infrared miniaturized indium selenide spectrometer enabled by a gate‐tunable spectral response matrix

open access: yesInfoScience, EarlyView.
Traditional light‐analyzing tools, known as spectrometers, are typically too bulky and expensive to fit into portable electronics like smartphones or wearables. In this study, we developed a microscopic, high‐performance spectrometer using a material called Indium Selenide combined with smart algorithms to accurately analyze light from the visible to ...
Jing Chen   +8 more
wiley   +1 more source

An improved thick-film piezoelectric material by powder blending and enhanced processing parameters

open access: yes, 2005
This paper details improvements of the d33 coefficient for thick-film lead zirconate titanate (PZT) layers. In particular, the effect of blending ball and attritor milled powders has been investigated.
White, N.M., Beeby, S.P., Torah, R.
core  

Statistical Variability of Guided Ultrasonic Waves in SHM Systems for Damage Identification in CFRP Components

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT Structural Health Monitoring (SHM) systems based on Guided Ultrasonic Waves are pivotal for the transition from damage tolerance to condition‐based design in aerospace Composite Fiber Reinforced Polymers (CFRP) components. However, environmental and operational variability poses a critical challenge for baseline‐free methods.
L. Pianese   +4 more
wiley   +1 more source

Fabrication of PZT actuated cantilevers on silicon-on-insulator wafers for a RF microswitch. [PDF]

open access: yes, 2003
A processing scheme for fabricating Pb(ZrxTi1-x)O3 thin film actuated silicon cantilevers using silicon-on-insulator wafers is described. Such piezoelectrically actuated cantilevers are being investigated for RF microswitches.
Zhang, Qi   +2 more
core  

Uncertainty, Sensitivity, and Efficiency Analysis of a Hybrid Piezoelectric–Electromagnetic Energy Harvester

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Digitalization and emerging technologies are increasing the demand for wireless sensing and the Internet of Things (IoT), which provide opportunities for autonomous sources of electricity in the form of energy harvesting systems. This paper focuses on the challenges in hybrid piezoelectric‐electromagnetic kinetic energy harvesting systems that
Petr Sosna, Damian Gaska, Zdeněk Hadaš
wiley   +1 more source

Free-standing thick-film piezoelectric device [PDF]

open access: yes, 2008
A free-standing thick-film cantilever sensor structure is presented. Such devices find use in applications such as vibration detection or energy harvesting.
Kok, Swee Leong   +5 more
core  

Actuation Strategies for Underwater Jet‐Propelled Soft Robots

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT This review article examines jet‐propulsion mechanisms in underwater soft robotic systems, focusing exclusively on physically fabricated and experimentally validated robots. Covering research published from 2013 to 2025, this study classifies and evaluates jet‐propulsion robots based on their actuation mechanisms.
Angel Kitone   +3 more
wiley   +1 more source

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