Results 11 to 20 of about 115,260 (195)

A Flexible Sandwich Nanogenerator for Harvesting Piezoelectric Potential from Single Crystalline Zinc Oxide Nanowires [PDF]

open access: yesNanomaterials and Nanotechnology, 2014
High-quality single crystalline zinc oxide nanowires were grown on silver and gold coated plastic substrates for the fabrication of a sandwich-like nanogenerator using the aqueous chemical growth method.
E. S. Nour   +3 more
doaj   +2 more sources

Piezoelectric peptide-based nanogenerator enhanced by single-electrode triboelectric nanogenerator

open access: yesAPL Materials, 2017
Peptide has recently been demonstrated as a sustainable and smart material for piezoelectric energy conversion. Although the power output was improved compared to other biomaterials, the use of a piezoelectric device alone can only capture the energy ...
Vu Nguyen, Steve Kelly, Rusen Yang
doaj   +2 more sources

Energy Harvesting Based on a Novel Piezoelectric 0.7PbZn0.3Ti0.7O3-0.3Na2TiO3 Nanogenerator [PDF]

open access: yesEnergies, 2017
Recently, piezoelectric materials have achieved remarkable attention for charging wireless sensor nodes. Among piezoelectric materials, non-ferroelectric materials are more cost effective because they can be prepared without a polarization process.
Zainab Radeef   +3 more
doaj   +5 more sources

A record flexible piezoelectric KNN ultrafine-grained nanopowder-based nanogenerator

open access: yesAIP Advances, 2015
We explore a type piezoelectric material 0.9525(K0.5Na0.5NbO3)-0.0475LiTaO3 (KNN-LTS) which can be used to fabricate nanogenerator with high output voltage and current due to its high piezoelectric constant (d33).
Qing-tang Xue   +10 more
doaj   +2 more sources

A fully encapsulated piezoelectric–triboelectric hybrid nanogenerator for energy harvesting from biomechanical and environmental sources

open access: yeseXPRESS Polymer Letters, 2019
In this paper, a hybrid nanogenerator with concurrently harvested piezoelectric and triboelectric mechanisms, called a fully encapsulated piezoelectric–triboelectric hybrid nanogenerator (PTHG), is demonstrated.
C. Y. Chen   +6 more
doaj   +2 more sources

Enhanced piezoelectric nanogenerator performance with AZO/NiO heterojunction

open access: yesMaterials Science for Energy Technologies, 2023
ZnO nanorods (NRs) are piezoelectric materials used as nanogenerators because of their ease of synthesis, nontoxicity, low production costs, good electrical properties, and suitable flexibility for human movement as a source of mechanical energy. ZnO NRs
Nandang Mufti   +5 more
doaj   +2 more sources

A Recyclable and Biodegradable High-Performance Piezoelectric Nanogenerator for Self-Powered Biosensing and Assistive Human-Machine Interaction. [PDF]

open access: yesAdv Sci (Weinh)
By exploiting multiscale hydrogen‐bonding interactions between HFPD and TOCNF, the composite simultaneously achieves a high piezoelectric coefficient (14.0 pC·N−1), outstanding flexibility (100 000 bending cycles), water‐assisted recyclability, excellent biodegradability, and sensitive wearable/implantable sensing for motion, speech, and Morse code ...
Luo T   +9 more
europepmc   +2 more sources

Electrospun Polyvinylidene Fluoride–Magnesiochromite Nanofiber-Based Piezoelectric Nanogenerator for Energy Harvesting Applications

open access: yes, 2021
In this paper, magnesiochromite nanocrystalline powder (MgCr2O4) was synthesized through the coprecipitation method using an eggshell membrane as a template to get the best structural and morphological properties.
Tianyuan Li (5249468)   +9 more
core   +5 more sources

A novel approach to determining piezoelectric properties of nanogenerators based on PVDF nanofibers using iterative finite element simulation for walking energy harvesting

open access: yesJournal of Industrial Textiles, 2022
This study presents the experimental characterization and finite element investigation of a piezoelectric nanogenerator based on electrospun poly(vinylidene difluoride) (PVDF) nanofibers walking energy harvesting applications.
Mohammad Kashfi   +6 more
doaj   +1 more source

Control of a multi-degree of freedom worktool for vibrations assisted forging [PDF]

open access: yes, 2014
This paper addresses the control of a tool developed to superimpose vibrations along several directions on a piece during forging. Piezoelectric actuators are used to provide the required forces and speeds.
AMBERG, Michel   +12 more
core   +1 more source

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