Results 1 to 10 of about 270,073 (241)

Piezoelectricity in hafnia [PDF]

open access: yesNature Communications, 2021
HfO2 is a promising ferroelectric material for applications in electronics but knowledge on its ferroic and electromechanical response properties is still lacking.
Sangita Dutta   +9 more
doaj   +4 more sources

Fluctuating local polarization: a generic fingerprint for enhanced piezoelectricity in Pb-based and Pb-free perovskite ferroelectrics [PDF]

open access: yesNature Communications
Understanding the atomistic mechanism underlying high piezoelectricity has long been a central focus in research of functional ferroelectric materials. Despite decades of research across various perovskite piezoelectric systems, a clear consensus on the ...
Yonghao Yao   +10 more
doaj   +2 more sources

Piezoelectricity in nominally centrosymmetric phases [PDF]

open access: yesPhysical Review Research, 2021
Compound phases often display properties that are symmetry forbidden relative to their nominal, average crystallographic symmetry, even if extrinsic reasons (defects, strain, or imperfections) are not apparent.
Oktay Aktas   +6 more
doaj   +2 more sources

Piezoelectricity Regulating Immune Osteogenesis in Osteoporosis [PDF]

open access: yesBME Frontiers
Objective: This study aims to investigate the regulatory effects of piezoelectricity on the inflammatory microenvironment in osteoporosis treatment.
Liyun Wang   +5 more
doaj   +2 more sources

Ultra-soft organic combined film with piezoelectricity induced by liquid-liquid interface polar engineering [PDF]

open access: yesNature Communications
Although organic piezoelectric materials are increasingly being studied in the field of biomechanical sensing, the combination of high piezoelectricity and high softness is still a huge challenge due to the existence of steric hindrance effect.
Yongkang Zhang   +7 more
doaj   +2 more sources

Excellent Hole Mobility and Out–of–Plane Piezoelectricity in X–Penta–Graphene (X = Si or Ge) with Poisson’s Ratio Inversion [PDF]

open access: yesNanomaterials
Recently, the application of two–dimensional (2D) piezoelectric materials has been seriously hindered because most of them possess only in–plane piezoelectricity but lack out–of–plane piezoelectricity. In this work, using first–principles calculation, by
Sitong Liu   +5 more
doaj   +2 more sources

The application of nanogenerators and piezoelectricity in osteogenesis

open access: yesScience and Technology of Advanced Materials, 2019
Bone is a complex organ possessing both physicomechanical and bioelectrochemical properties. In the view of Wolff’s Law, bone can respond to mechanical loading and is subsequently reinforced in the areas of stress.
Fu-Cheng Kao   +3 more
doaj   +2 more sources

Recent Progress on Structure Manipulation of Poly(vinylidene fluoride)‐Based Ferroelectric Polymers for Enhanced Piezoelectricity and Applications

open access: yesAdvanced Functional Materials, 2023
Poly(vinylidene fluoride) (PVDF)‐based polymers demonstrate great potential for applications in flexible and wearable electronics but show low piezoelectric coefficients (e.g., −d33 < 30 pC N−1). The effective improvement for the piezoelectricity of PVDF
Liwei Zhang   +7 more
semanticscholar   +1 more source

Size-dependent vibrations and waves in piezoelectric nanostructures: a literature review

open access: yesInternational Journal of Smart and Nano Materials, 2022
With the development and applications of nano-electro-mechanical systems, academic interest in the mechanical behavior of piezoelectric structures at nanoscale is increasing.
Zinan Zhao, Jun Zhu, Weiqiu Chen
doaj   +1 more source

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