Journal ArticleDOI
A 3D-printed, alternatively tilt-polarized PVDF-TrFE polymer with enhanced piezoelectric effect for self-powered sensor application
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TLDR
In this article, a 3D-printed PVDF-TrFE piezoelectric film (PF) coated with one pair of dislocated interdigital electrode (ID) was used to produce multiple, alternatively tilt-polarized regions in the cross-sectional area, which exhibits quite high sensitivity to an external stress stimulation.About:
This article is published in Nano Energy.The article was published on 2021-07-01. It has received 70 citations till now. The article focuses on the topics: Piezoelectricity & Dipole.read more
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Enhanced piezoelectric and photocatalytic performance of flexible energy harvester based on CsZn0.75Pb0.25I3/CNC–PVDF composite nanofibers
Manikandan Venkatesan,Wei-Cheng Chen,Wei-Cheng Chen,Chia-Jung Cho,Loganathan Veeramuthu,Lung-Ghih Chen,Kun-You Li,Meng-Lin Tsai,Ying-Chih Lai,Wen-Ya Lee,Wen-Chang Chen,Chi-Ching Kuo +11 more
TL;DR: In this paper, a promising and facile method for incorporating lead toxicity reduced inorganic perovskite quantum dots (IPQDs; CsPb0.25Zn0.75I3) with eco-friendly cellulose nanocrystal (CNC) ligands into polyvinylidene fluoride (PVDF) electrospun nanofibers (PPNG) forming potential piezoelectric and pyroelectric applications.
Journal ArticleDOI
Integrated All-Fiber Electronic Skin toward Self-Powered Sensing Sports Systems.
Yapeng Shi,Xuelian Wei,Kaimeng Wang,Dongdong He,Zhihao Yuan,Jiahui Xu,Zhiyi Wu,Zhong Lin Wang +7 more
TL;DR: In this paper, a flexible, breathable, and antibacterial triboelectric nanogenerator (TENG)-based E-skin for self-powered sensing in volleyball reception statistics and analytics, which is fabricated by sandwiching a silver nanowire (Ag NW) electrode between a thermoplastic polyurethane (TPU) sensing layer and a poly(vinyl alcohol)/chitosan (PVA/CS) substrate, offers excellent thermal-moisture comfort and a remarkable antibacterial effect on Escherichia coli and Staphyl
Journal ArticleDOI
Enhanced piezoelectric and photocatalytic performance of flexible energy harvester based on CsZn0.75Pb0.25I3/CNC–PVDF composite nanofibers
TL;DR: In this paper , the authors synthesize the lead toxicity reduced inorganic perovskite quantum dots (IPQDs) using eco-friendly cellulose nanocrystals (CNC) ligands and mixed with the ferroelectric polymer (polyvinylidene fluoride (PVDF)) for the piezoelectric and photo induced pyrocatalytic applications.
Journal ArticleDOI
High‐Resolution 3D Printing for Electronics
TL;DR: The recent progress in novel 3D printing methods for freeform electronics is reviewed, with providing a comprehensive study on 3D-printable functional materials and processes for various device components.
Journal ArticleDOI
Nanoporous PVDF Hollow Fiber Employed Piezo-Tribo Nanogenerator for Effective Acoustic Harvesting.
TL;DR: In this paper, a novel piezo-tribo hybrid nanogenerator employing nanoporous polyvinylidene fluoride (PVDF) hollow fiber and polydimethylsiloxane (PDMS) valve, which can mimic the eardrum, has been advocated for efficient acoustic harvesting.
References
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Highly sensitive flexible pressure sensors with microstructured rubber dielectric layers
Stefan C. B. Mannsfeld,Benjamin C. K. Tee,Randall M. Stoltenberg,Christopher V. H. H. Chen,Soumendra N. Barman,Beinn V.O. Muir,Anatoliy N. Sokolov,Colin Reese,Zhenan Bao +8 more
TL;DR: Flexible, capacitive pressure sensors with unprecedented sensitivity and very short response times that can be inexpensively fabricated over large areas by microstructuring of thin films of the biocompatible elastomer polydimethylsiloxane are demonstrated.
Journal ArticleDOI
Stretchable silicon nanoribbon electronics for skin prosthesis
Jaemin Kim,Min-Cheol Lee,Hyung Joon Shim,Roozbeh Ghaffari,Hye Rim Cho,Dong Hee Son,Yei Hwan Jung,Min Soh,Changsoon Choi,Sungmook Jung,Kon Chu,Daejong Jeon,Soon-Tae Lee,Ji Hoon Kim,Seung Hong Choi,Taeghwan Hyeon,Dae-Hyeong Kim +16 more
TL;DR: Smart prosthetic skin instrumented with ultrathin, single crystalline silicon nanoribbon strain, pressure and temperature sensor arrays as well as associated humidity sensors, electroresistive heaters and stretchable multi-electrode arrays for nerve stimulation are demonstrated.
Journal ArticleDOI
Flexible Nanocomposite Generator Made of BaTiO 3 Nanoparticles and Graphitic Carbons
Kwi-Il Park,Minbaek Lee,Ying Liu,San Moon,Geon-Tae Hwang,Guang Zhu,Ji-Eun Kim,Sang Ouk Kim,Do Kyung Kim,Zhong Lin Wang,Keon Jae Lee +10 more
TL;DR: One way of energy harvesting without such restraints is to utilize piezoelectric materials that can convert vibrational and mechanical energy sources from human activities such as pressure, bending, and stretching motions into electrical energy.
Journal ArticleDOI
Analytical evaluation of the interdigital electrodes capacitance for a multi-layered structure
Rui Igreja,Carlos J. Dias +1 more
TL;DR: In this article, the capacitance between the two comb electrodes of a periodic interdigital capacitive sensor, based on conformal mapping techniques, is analyzed for any space and finger width as well as for any number of layers with different thickness and permittivity.
Journal ArticleDOI
Carbonized Silk Nanofiber Membrane for Transparent and Sensitive Electronic Skin
TL;DR: In this paper, a flexible and conformal skin-like pressure sensor using transparent carbonized silk nanofiber membranes (CSilkNM) and unstructured polydimethylsiloxane (PDMS) films is presented.