Piezoelectric polymeric foams as flexible energy harvesters: a review

MA Ansari, P Somdee - Advanced Energy and Sustainability …, 2022 - Wiley Online Library
Piezoelectric energy harvesters (PEHs) have the potential to power low‐power electronic
devices and can advance, self‐powered, autonomous electronics to the next level …

Cellular polymer ferroelectret: a review on their development and their piezoelectric properties

A Mohebbi, F Mighri, A Ajji… - Advances in Polymer …, 2018 - Wiley Online Library
Because of their ability to show ferroelectret behavior when exposed to an external electric
field, cellular polymers have been recently considered for ferroelectret applications. These …

Direct 3D printing of piezoelectrets: process feasibility, prototypes fabrication and device performance

X Wang, Z Liu, H Wang, C Zeng - Engineered Science, 2022 - espublisher.com
Piezoelectrets (or piezoelectric polymer foams) are porous piezoelectric materials with a
wide range of applications particularly sensing. They have been successfully fabricated …

Preparation and characterization of piezoelectric foams based on cyclic olefin copolymer

H Wang, Y Li, X Wang, Z Liu, MF Ahmed… - Engineered …, 2021 - espublisher.com
A series of cyclic olefin copolymer (COC) based piezoelectrets are fabricated using a carbon
dioxide assisted assembly process followed by direct contact charging. The effects of both …

Piezoelectrets from cyclic olefin copolymers with different mechanical and thermomechanical properties: a comparative study

H Wang, X Wang, Y Li, Z Liu, MF Ahmed… - Engineered …, 2023 - espublisher.com
This paper reports on the fabrication and characterization of piezoelectrets using three types
of cyclic olefin copolymers (COCs). The COCs (COC 6017, 6013, 8007) differ considerably …

[PDF][PDF] Piezoelectric cellular polymer films: Fabrication, properties and applications

O Hamdi, F Mighri, D Rodrigue - AIMS Mater. Sci, 2018 - aimspress.com
Piezoelectric cellular polymer films: Fabrication, properties and applications Page 1 AIMS
Materials Science, 5(5): 845–869. DOI: 10.3934/matersci.2018.5.845 Received: 26 June …

Recent Advances in Ferroelectret Fabrication, Performance Optimization and Applications

N Wang, H Zhang, X Qiu, R Gerhard… - Advanced …, 2024 - Wiley Online Library
The growing demand for wearable devices has sparked a significant interest in ferroelectret
films. They possess flexibility and exceptional piezoelectric properties due to strong …

Piezoelectric property improvement of polyethylene ferroelectrets using postprocessing thermal‐pressure treatment

O Hamdi, F Mighri, D Rodrigue - Polymers for Advanced …, 2019 - Wiley Online Library
In this work, biaxially stretched polymer foams with well‐defined cellular structures were
prepared from polyethylene via blown‐film extrusion and subjected to corona charging to …

Time and thermal stability improvement of polyethylene ferroelectrets

O Hamdi, F Mighri, D Rodrigue - Journal of Applied Polymer …, 2019 - Wiley Online Library
Ferroelectrets with good piezoelectric coefficients have been produced based on cellular
polyethylene (PE) via extrusion film blowing. The quasi‐static piezoelectric coefficient (d33) …

A force–voltage responsivity stabilization method for piezoelectric-based insole gait analysis for high detection accuracy in health monitoring

J Chen, M Zhang, Y Dai, Y Xie… - … of Distributed Sensor …, 2020 - journals.sagepub.com
Gait analysis has become a hot spot in recent years, because it is proven that the status of a
vast number of chronic diseases can be reflected by changes in gait. Furthermore, gait …