Results 21 to 30 of about 53,830 (313)

Crystal growth and property characterization for PIN–PMN–PT ternary piezoelectric crystals [PDF]

open access: yesJournal of Advanced Dielectrics, 2014
Binary piezoelectric crystal Pb(Mg1/3Nb2/3)O3–PbTiO3 (PMN–PT) has excellent dielectric and piezoelectric properties, which has led to the commercialization for medical ultrasound imaging.
Jian Tian, Pengdi Han
doaj   +1 more source

Fabrication and characterization of free-standing thick-film piezoelectric cantilevers for energy harvesting [PDF]

open access: yes, 2009
Research into energy harvesting from ambient vibration sources has attracted great interest over the last few years, largely as a result of advances in the areas of wireless technology and low power electronics.
Kok, Swee Leong   +2 more
core   +1 more source

Review of Research on the Rare-Earth Doped Piezoelectric Materials

open access: yesFrontiers in Materials, 2021
The piezoelectric materials, such as ceramics, crystals, and films, have wide applications in the mechanical industry, medical imaging, electronic information, and ultrasonic devices, etc.
Yan Chen   +4 more
doaj   +1 more source

Piezoelectric Properties of Biopolymers

open access: yes, 2023
Biopolymers with piezoelectric properties are widely attractive nowadays owing to their direct and indirect effects of piezoelectric behavior in addition to biocompatibility and biodegradability. Although a wide range of polymers such as polyvinylidene fluoride, are used to enhance the power generation, conversion efficiency, and storage capacity of ...
Divya, R.   +2 more
openaire   +2 more sources

Effects of Porosity on Piezoelectric Characteristics of Polyvinylidene Fluoride Films for Biomedical Applications

open access: yesBME Frontiers, 2023
Objective: The objective of this work is to study the effects of porosity on mechanical and piezoelectric properties of polyvinylidene fluoride (PVDF) films for biomedical applications.
Jack T. Kloster   +3 more
doaj   +1 more source

Flextensional ultrasonic motor using the contour mode of a square piezoelectric plate [PDF]

open access: yes, 2004
This paper presents the design, fabrication, and characterization of a new type of standing wave piezoelectric ultrasonic motor. The motor uses a metallic flextensional amplifier, or cymbal, to convert the contour mode vibrations of a square ...
Leinvuo, J T   +5 more
core   +1 more source

Bubble Electret-Elastomer Piezoelectric Transducer

open access: yesEnergies, 2020
Ferroelectret-based piezoelectric transducers are, nowadays, commonly used in energy harvesting applications due to their high piezoelectric activity. Unfortunately, the processing properties of such materials are limited, and new solutions are sought ...
Ryszard Kacprzyk, Agnieszka Mirkowska
doaj   +1 more source

Piezoelectric properties of aligned collagen membranes [PDF]

open access: yesJournal of Biomedical Materials Research Part B: Applied Biomaterials, 2013
AbstractElectromechanical coupling, a phenomenon present in collagenous materials, may influence cell–extracellular matrix interactions. Here, electromechanical coupling has been investigated via piezoresponse force microscopy in transparent and opaque membranes consisting of helical‐like arrays of aligned type I collagen fibrils self‐assembled from ...
Denning, Denise   +3 more
openaire   +4 more sources

Improving the dielectric and piezoelectric properties of screen-printed low temperature PZT/polymer composite using cold isostatic pressing

open access: yes, 2014
This paper reports an improvement in dielectric and piezoelectric properties of screen-printed PZT/polymer films for flexible electronics applications using Cold Isostatic Pressing (CIP).
Zhu, Dibin   +5 more
core   +1 more source

Electroprinting of MWCNT-assisted PVDF thin films with enhanced electrical properties

open access: yesApplied Surface Science Advances, 2021
Polyvinylidene fluoride(PVDF) thin film with good electrical properties is usually used as a piezoelectric sensor or energy harvesting device. It has a broad potential application prospect in the fields of damage detection, structural vibration, medical ...
Jiaguang Zhu   +2 more
doaj   +1 more source

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