Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber

Abstract Stretchable strain sensors have attracted much attention for health monitoring systems, human‐machine interfaces, and robotics. However, there is still a challenge to develop strain sensors with excellent mechanical stretchability and high strain‐sensing region as well as cost‐effective fab...

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Main Authors: Kittiphong Thana, Rawat Jaisutti, Nattasamon Petchsang
Format: Article
Language:English
Published: Wiley 2021-07-01
Series:SPE Polymers
Subjects:
Online Access:https://doi.org/10.1002/pls2.10054
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author Kittiphong Thana
Rawat Jaisutti
Nattasamon Petchsang
author_facet Kittiphong Thana
Rawat Jaisutti
Nattasamon Petchsang
author_sort Kittiphong Thana
collection DOAJ
description Abstract Stretchable strain sensors have attracted much attention for health monitoring systems, human‐machine interfaces, and robotics. However, there is still a challenge to develop strain sensors with excellent mechanical stretchability and high strain‐sensing region as well as cost‐effective fabrication process. Herein, a highly sensitive, reliable and low‐cost strain sensors are developed using a resistive transduction of poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and silver nanowire (Ag NW). Natural rubber was used as a stretchable substrate material, and a gold leaf was used as electrodes placed between PEDOT:PSS and Ag NW. The electrical resistance of this novel strain sensor shows an average value of 74.72 ± 14.65 Ω with a large sensing range up to 50% strain and sensing sensitivity of 418. The sensing response does not deteriorate after 750 stretching‐releasing cycles and the sensor exhibits high stability after storage in air for more than 53 days. Concerning finger and joint movement, the wearable strain sensor demonstrates a stable output signal and distinguishes response under different bending and stretching. These advantages make it potential applications in wearable electronic devices and promising development in healthcare management.
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spelling doaj.art-a2f869d3f2f1448992bf25d5dc6681e02022-12-22T04:32:32ZengWileySPE Polymers2690-38572021-07-012322423210.1002/pls2.10054Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubberKittiphong Thana0Rawat Jaisutti1Nattasamon Petchsang2Department of Physics, Faculty of Science and Technology Thammasat University Pathumthani ThailandDepartment of Physics, Faculty of Science and Technology Thammasat University Pathumthani ThailandDepartment of Materials Science, Faculty of Science Kasetsart University Bangkok ThailandAbstract Stretchable strain sensors have attracted much attention for health monitoring systems, human‐machine interfaces, and robotics. However, there is still a challenge to develop strain sensors with excellent mechanical stretchability and high strain‐sensing region as well as cost‐effective fabrication process. Herein, a highly sensitive, reliable and low‐cost strain sensors are developed using a resistive transduction of poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and silver nanowire (Ag NW). Natural rubber was used as a stretchable substrate material, and a gold leaf was used as electrodes placed between PEDOT:PSS and Ag NW. The electrical resistance of this novel strain sensor shows an average value of 74.72 ± 14.65 Ω with a large sensing range up to 50% strain and sensing sensitivity of 418. The sensing response does not deteriorate after 750 stretching‐releasing cycles and the sensor exhibits high stability after storage in air for more than 53 days. Concerning finger and joint movement, the wearable strain sensor demonstrates a stable output signal and distinguishes response under different bending and stretching. These advantages make it potential applications in wearable electronic devices and promising development in healthcare management.https://doi.org/10.1002/pls2.10054natural rubberPEDOT:PSSplasma treatmentsilver nanowiresstrain sensor
spellingShingle Kittiphong Thana
Rawat Jaisutti
Nattasamon Petchsang
Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
SPE Polymers
natural rubber
PEDOT:PSS
plasma treatment
silver nanowires
strain sensor
title Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
title_full Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
title_fullStr Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
title_full_unstemmed Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
title_short Highly sensitive strain sensor using silver nanowire/poly(3,4‐ethylenedioxythiophene): Polystyrene sulfonate coated natural rubber
title_sort highly sensitive strain sensor using silver nanowire poly 3 4 ethylenedioxythiophene polystyrene sulfonate coated natural rubber
topic natural rubber
PEDOT:PSS
plasma treatment
silver nanowires
strain sensor
url https://doi.org/10.1002/pls2.10054
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AT rawatjaisutti highlysensitivestrainsensorusingsilvernanowirepoly34ethylenedioxythiophenepolystyrenesulfonatecoatednaturalrubber
AT nattasamonpetchsang highlysensitivestrainsensorusingsilvernanowirepoly34ethylenedioxythiophenepolystyrenesulfonatecoatednaturalrubber