Piezo-tribo-electric nanogenerator based on BCZT/MCNTs/PDMS piezoelectric composite for compressive energy harvesting

Natthawadi Buatip, Dhanunjaya Munthala, Penphitcha Amonpattaratkit, Phakkhananan Pakawanit, Xiao Hu, Watcharin Jongpinit, Pattanaphong Janphuang, Chaoying Wan, Chris Bowen, Soodkhet Pojprapai

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Abstract

Background: This work has developed a novel piezo-tribo-electric nanogenerator (P-TENG) that is capable of converting mechanical energy into electrical energy when operating in compressive mode. 

Methods: An arch-shaped P-TENG device was formed using an optimal piezoelectric polymer composite, which was fabricated using a polydimethylsiloxane (PDMS) matrix that was modified with piezoelectric (Ba0.85Ca0.15) (Ti0.90Zr0.10)O3 (BCZT) ceramic particles and electrically conductive multi-walled carbon nanotubes (MCNTs). A high filler loading of BCZT (40, 50, 60 wt%) and 3 wt% of MCNTs was formed into a 0–3 connectivity composite. 

Results: The P-TENG device containing 50 wt% BCZT exhibited the highest electrical output (VOC ∼ 39.7 V, ISC ∼ 1.9 µA, and maximum power ∼ 157.7 µW), compared to the other composites, when subjected to an alternating compressive load of 500 N at a 1 Hz frequency. 

Conclusions: This research provides new composite formulations for elastomeric-based energy generators that are responsive to low frequency mechanical oscillations.

Original languageEnglish
Article number112686
JournalMaterials Research Bulletin
Volume173
Early online date8 Jan 2024
DOIs
Publication statusPublished - 31 May 2024

Funding

N. Buatip would like to acknowledge the Royal Golden Jubilsee (RGJ) Ph.D. Program (Grant no. PHD/0233/2558), through the National Research Council of Thailand (NRCT), Thailand Research Fund (TRF), and Synchrotron Light Research Institute (SLRI) Public Organization, Thailand, for financial support. In addition, this work was supported by (i) Suranaree University of Technology (SUT), (ii) Thailand Science Research and Innovation (TSRI), and (iii) National Science, Research and Innovation Fund (NSRF) (project code 90464). The authors would also like to thank Beamline BL8 and BL1.2 W Staff at Synchrotron Light Research Institute (SLRI) for their help in the experiment and analysis. Also, we are acknowledging Dr. Wantana Klysubun, who wrote the XRF imaging analysis program in MATLAB. Finally, N. Buatip expresses gratitude to Dr. Rudeesun Songmuang at Nanophysics and Semiconductors (NPSC), Institut Néel-CNRS, Grenoble, France, for guiding and reviewing this work.

FundersFunder number
Centre national de la recherche scientifique
NSRF90464
National Science, Research and Innovation Fund
Suranaree University of Technology
Thailand Research Fund
National Research Council of Thailand
Synchrotron Light Research Institute
Thailand Science Research and Innovation

    Keywords

    • BCZT
    • Energy harvesting
    • Nanogenerator
    • Piezo-tribo-electric
    • Piezoelectric composite

    ASJC Scopus subject areas

    • General Materials Science
    • Condensed Matter Physics
    • Mechanics of Materials
    • Mechanical Engineering

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