Page 344 - IJB-9-1

International Journal of Bioprinting

RESEARCH ARTICLE
PVDF/AgNP/MXene composites-based near-field

electrospun fiber with enhanced piezoelectric
performance for self-powered wearable sensors

Cheng-Tang Pan 1,2† , Karishma Dutt , Amit Kumar , Rahul Kumar ,
3
1
1†
Cheng-Hsin Chuang , Yi-Ting Lo , Zhi-Hong Wen , Chien-Shu Wang *,
5
4
3
4
Shiao-Wei Kuo 2,6,7 *
1 Department of Mechanical and Electro-Mechanical Engineering, National Sun Yat-sen University,
Kaohsiung 80424, Taiwan
2 Institute of Advanced Semiconductor Packaging and Testing, College of Semiconductor and
Advanced Technology Research, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
3
Institute of Medical Science and Technology, National Sun Yat-sen University, Kaohsiung 80424,
Taiwan
4 Department of Psychiatry, Kaohsiung Armed Forces General Hospital, Kaohsiung, 80284, Taiwan,
ROC
5 Department of Marine Biotechnology and Resources, National Sun Yat-sen University, Kaohsiung
80424, Taiwan
6 Department of Materials and Optoelectronic Science, Center for Functional Polymers and
Supramolecular Materials, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
7 Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, Kaohsiung 807,
† These authors contributed equally
to this work. Taiwan
*Corresponding author: (This article belongs to the Special Issue: Near-field Electro spinning and Melt Electrowriting for Biotechnology
Shiao-Wei Kuo and Biomedicine)
(kuosw@faculty.nsysu.edu.tw)
Citation: Pan C-T, Dutt K, Kumar A, Abstract
et al., 2023, PVDF/AgNP/MXene
composites-based near-field
electrospun fiber with enhanced MXenes, as highly electronegative and conductive two-dimensional nanomaterials,
piezoelectric performance for self- are extensively studied for their use in sensors and flexible electronics. In this study,
powered wearable sensors. near-field electrospinning was used to prepare a new poly(vinylidene difluoride)
Int J Bioprint, 9(1): 647.
https://doi.org/10.18063/ijb.v9i1.647 (PVDF)/Ag nanoparticle (AgNP)/MXene composite nanofiber film as a self-powered
flexible human motion-sensing device. The composite film displayed highly
Received: June 24, 2022 piezoelectric properties with the presence of MXene. Scanning electron microscopy,
Accepted: September 11, 2022
Published Online: November 24, X-ray diffraction, and Fourier transform infrared spectroscopy revealed that the
2022 intercalated MXene in the composite nanofibers was evenly spread out, which not
Copyright: © 2022 Author(s). only prevented the aggregation of MXene but also enabled the composite materials
This is an Open Access article to form self-reduced AgNPs. The prepared PVDF/AgNP/MXene fibers displayed
distributed under the terms of the exceptional stability and excellent output performance, enabling their use for
Creative Commons Attribution
License, permitting distribution energy harvesting and powering light-emitting diodes. The doping of MXene/AgNPs
and reproduction in any medium, increased the electrical conductivity of the PVDF material, improved its piezoelectric
provided the original work is properties, and enhanced the piezoelectric constant of PVDF piezoelectric fibers,
properly cited.
thereby allowing the production of flexible, sustainable, wearable, and self-powered
Publisher’s Note: Whioce electrical devices.
Publishing remains neutral with
regard to jurisdictional claims in
published maps and institutional
affiliations. Keywords: Near-field electrospinning; Piezoelectric fibers; Sensing elements;
Conductive fillers; Composite materials

Volume 9 Issue 1 (2023) 336 https://doi.org/10.18063/ijb.v9i1.647