Results 121 to 130 of about 8,594 (229)

Ultrasonic Rainbow: A Meta‐Transducer for Frequency‐Selective Elastic Wave Control via Dithering‐Based Wavenumber Tuning

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 8, August 2026.
A piezoelectric meta‐transducer generates an ultrasonic rainbow, steering guided elastic waves to different angles according to frequency. A dithering‐based binary electrode design enables a closer realization of the target wavenumber filter, improving directional purity and suppressing unwanted lobes. Numerical and experimental validation demonstrates
Masoud Mohammadgholiha   +5 more
wiley   +1 more source

Zeolitic Imidazolate Framework‐8 in Piezo‐Assisted Mechanochemical Oxidation Reactions

open access: yesChemistryOpen, Volume 15, Issue 8, August 2026.
Merging piezocatalysis and mechanochemistry as a novel method in organic synthesis. Mechanochemical reactions of thiols to disulfides and toluene to phenol. Ball milling‐driven oxidative reactions over zeolitic imidazolate framework‐8 piezocatalyst. Piezocatalysis, in combination with mechanochemical reactions, can create a respectable revolution in ...
Shadi Asgari   +5 more
wiley   +1 more source

PiezoMEMS Fabrication on Flexible Stainless-Steel Substrates. [PDF]

open access: yesSensors (Basel)
Nakamura K   +5 more
europepmc   +1 more source

Biodegradable, Biologically Safe Nanogenerators for Self‐Powered Bio‐Integrated Systems

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
Biodegradable TENGs, PENGs, and hybrid systems convert biomechanical motions into electrical signals while safely degrading after use. This review highlights their working mechanisms, biodegradable material platforms, and wearable and implantable bio‐integrated applications, including motion and respiration monitoring, biosignal detection, electrical ...
Sungkeun Han   +5 more
wiley   +1 more source

Paper‐Templated Porous Piezoceramics

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 4, August 2026.
ABSTRACT Targeted porosity design enables deliberate modification of piezoceramics to enhance selected functional properties. Here, we introduce a simple, efficient processing route for porous piezoceramics based on organic paper templating and demonstrate it for Ba(Zr,Ti)O3–(Ba,Ca)TiO3 (BZT–BCT).
Mihail Slabki, Jurij Koruza
wiley   +1 more source

Textured Piezoelectric Ceramics Printed With Baffled Nozzles

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 8, August 2026.
To better align platelet particles in additively manufactured textured ceramics, baffled nozzles were simulated and tested. The simulation included a novel CFD heuristic that considers the entire print path. Printed parts were characterized via microscopy, X‐ray diffraction, and electromechanically and results were compared to the simulation, finding ...
Christopher D. Eadie   +5 more
wiley   +1 more source

Convolutional Neural Network for Specimen-Invariant Structural Health Monitoring of FRC Under Flexural Loading. [PDF]

open access: yesSensors (Basel)
Sapidis GM   +6 more
europepmc   +1 more source

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