Large and temperature-insensitive piezoelectric strain in xBiFeO3–(1−x)Ba(Zr0.05Ti0.95)O3 lead-free piezoelectric ceramics
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science"
DOI: 10.1007/s10853-018-2926-8
Abstract: Lead-free piezoelectric materials of xBiFeO3–(1−x)Ba(Zr0.05Ti0.95)O3–1.0 mol%MnO2 (BF–BZT) (0.62 ≤ x ≤ 0.74) were prepared by the traditional solid-state reaction process. The structure and high-temperature dielectric, ferroelectric as well as piezoelectric properties were investigated. X-ray diffraction analysis showed that BF–BZT ceramics… read more here.
Keywords: lead free; temperature; xbifeo3 zr0; strain ... See more keywords
New piezoelectric composites based on isotactic polypropylene filled with silicate
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-016-6329-9
Abstract: Polymeric cellular composites are very important materials in modern electronics because they can be used as piezopolymers due to low specific weight, good thermal resistance and high value of piezoelectric constant d33. The aim of… read more here.
Keywords: piezoelectric constant; piezoelectric composites; new piezoelectric; polypropylene ... See more keywords
Effect of sintered temperature on structural and piezoelectric properties of barium titanate ceramic prepared by nano-scale precursors
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-6670-7
Abstract: Lead-free piezoelectric ceramics barium titanate has been successfully fabricated by a facile modified (nano-scale precursors) solid phase method. The sintered temperature was employed as the main regulatory factor to control the growth of the grain… read more here.
Keywords: scale precursors; barium titanate; effect sintered; nano scale ... See more keywords
Influence of oleylamine–functionalized boron nitride nanosheets on the crystalline phases, mechanical and piezoelectric properties of electrospun PVDF nanofibers
Sign Up to like & getrecommendations! Published in 2020 at "Composites Science and Technology"
DOI: 10.1016/j.compscitech.2020.108570
Abstract: Abstract Electrospun poly(vinylidene fluoride) nanofibers (PVDFNFs) have been receiving much attention in wearable and self–powered electronics because of their flexibility, biocompatibility and mechanical–to–electrical energy conversion ability. Although various types of nanofillers has been explored to… read more here.
Keywords: nitride nanosheets; oleylamine functionalized; boron nitride; functionalized boron ... See more keywords
Piezoelectric core-shell PHBV/PDX blend scaffolds for reduced superficial wound contraction and scarless tissue regeneration.
Sign Up to like & getrecommendations! Published in 2021 at "Biomaterials science"
DOI: 10.1039/d1bm00379h
Abstract: The use of non-invasive scaffold materials which can mimic the innate piezoelectric properties of biological tissues is a promising strategy to promote native tissue regeneration. Piezoelectric and cell instructive electrospun core-shell PDX/PHBV mats have been… read more here.
Keywords: core shell; tissue regeneration; regeneration; tissue ... See more keywords
Flexoelectric enhanced film for an ultrahigh tunable piezoelectric-like effect.
Sign Up to like & getrecommendations! Published in 2022 at "Materials horizons"
DOI: 10.1039/d2mh01089e
Abstract: Recent advancements in electromechanical coupling effects enable electromechanical materials in soft and stretchable formats, offering unique opportunities for biomimetic applications. However, high electromechanical performance and mechanical elasticity hardly coexist in soft materials. Flexoelectricity, an electromechanical… read more here.
Keywords: tunable piezoelectric; like effect; flexoelectric enhanced; piezoelectric ... See more keywords
Electronic, mechanical, optical and piezoelectric properties of glass-like sodium silicate (Na2SiO3) under compressive pressure
Sign Up to like & getrecommendations! Published in 2022 at "RSC Advances"
DOI: 10.1039/d2ra01125e
Abstract: The structural, mechanical, electronic, optical and piezoelectric properties of Na2SiO3 are studied under varying compressive unidirectional pressure (0–50 GPa with a difference of 10 GPa) using density functional theory (DFT). The calculated structural properties agree… read more here.
Keywords: piezoelectric properties; optical piezoelectric; gpa; pressure ... See more keywords
Piezoelectric unimorph microcantilevers for measuring direct and converse piezoelectric coefficients
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Applied Physics"
DOI: 10.1063/5.0056802
Abstract: In this study, we propose a new piezoelectric measurement method using unimorph microcantilevers to evaluate precise values of direct and converse piezoelectric coefficients for piezoelectric microelectromechanical system applications. We fabricated unimorph microcantilevers comprising 3-μm-thick polycrystalline… read more here.
Keywords: direct converse; piezoelectric coefficients; converse piezoelectric; unimorph microcantilevers ... See more keywords
Parametric study of a thin piezoelectric cantilever for energy harvesting applications
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Applied Ceramics"
DOI: 10.1080/17436753.2017.1403538
Abstract: ABSTRACT Nowadays, bimorph piezoelectric cantilevers are commonly used in ambient vibrational piezoelectric energy harvesting. They are constituted of two thin layers of piezoelectric material separated by an inner shim material. To help the design process… read more here.
Keywords: energy harvesting; study thin; piezoelectric; parametric study ... See more keywords
Atomic-scale origin of ultrahigh piezoelectricity in samarium-doped PMN-PT ceramics
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.101.140102
Abstract: Designing high-performance piezoelectric materials based on atomic-scale calculations is highly desired in recent years, following the understanding of the structure-property relationship of state-of-the-art piezoelectric materials. Previous mesoscale simulations showed that local structural heterogeneity plays an… read more here.
Keywords: pmn ceramics; atomic scale; site; piezoelectric ... See more keywords
Flexible, Equipment-Wearable Piezoelectric Sensor With Piezoelectricity Calibration Enabled by In-Situ Temperature Self-Sensing
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3095785
Abstract: Flexible piezoelectric sensors have attracted much attention due to good dynamic response, high sensitivity, and self-powered sensing advantages. However, piezoelectric outputs are usually affected by temperature variation, thus limit their applications on industrial intelligent equipment.… read more here.
Keywords: temperature; piezoelectricity calibration; piezoelectric; sensor ... See more keywords