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Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices

Printed electronics, fueled by graphene’s conductivity and flexibility, are revolutionizing wearable technology, surpassing copper’s limitations in cost, signal quality, size, and environmental impact. Graphene-based inks are positioned to lead in this domain, offering cost-effective solutions direc...

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Main Authors: Al Gburi, Ahmed Jamal Abdullah, Mohd Radi, Nor Hadzfizah, Saeidi, Tale, Mohammed, Naba Jasim, Zakaria, Zahriladha, Das, Gouree Shankar, Buragohain, Akash, Ismail, Mohd Muzafar
Format: Article
Language:English
Published: Elsevier B.V. 2024
Online Access:http://eprints.utem.edu.my/id/eprint/27965/2/02702220820241229141037.pdf
http://eprints.utem.edu.my/id/eprint/27965/
https://www.sciencedirect.com/science/article/pii/S2468217924001047
https://doi.org/10.1016/j.jsamd.2024.100773
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spelling my.utem.eprints.279652025-01-06T08:24:48Z http://eprints.utem.edu.my/id/eprint/27965/ Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices Al Gburi, Ahmed Jamal Abdullah Mohd Radi, Nor Hadzfizah Saeidi, Tale Mohammed, Naba Jasim Zakaria, Zahriladha Das, Gouree Shankar Buragohain, Akash Ismail, Mohd Muzafar Printed electronics, fueled by graphene’s conductivity and flexibility, are revolutionizing wearable technology, surpassing copper’s limitations in cost, signal quality, size, and environmental impact. Graphene-based inks are positioned to lead in this domain, offering cost-effective solutions directly applicable to materials such as textiles and paper. However, graphene encounters a primary drawback due to its lack of an energy band gap, constraining its potential applications in various electronic devices. In this study, we present a novel formulation of a superconductive, flexible leather graphene antenna utilizing a tri-nanocomposite structure of Graphene Nanoplatelet/Silver/Copper (GNP/Ag/Cu), covering a wideband bandwidth from 5.2 GHz to 8.5 GHz. The electrical conductivity of the GNP/Ag/Cu sample was assessed using the four-point probe method. With each additional layer, conductivity increased from 10.473 × 10 7 S/m to 40.218 × 10 7 S/m, demonstrating a direct correlation between conductivity and antenna gain. The study evaluates the efficacy of various thicknesses of conductive Graphene (GNP/Ag/Cu) ink on drill fabric. Safety assurance is provided through specific absorption rate (SAR) testing, indicating 0.84 W/kg per 10 g of tissue for an input power of 0.5 W, in compliance with ICNIRP standards for wearable device safety. Additionally, a morphological analysis of the antenna was conducted, showcasing its potential for efficient signal transmission in wearable electronic devices. Elsevier B.V. 2024-11 Article PeerReviewed text en http://eprints.utem.edu.my/id/eprint/27965/2/02702220820241229141037.pdf Al Gburi, Ahmed Jamal Abdullah and Mohd Radi, Nor Hadzfizah and Saeidi, Tale and Mohammed, Naba Jasim and Zakaria, Zahriladha and Das, Gouree Shankar and Buragohain, Akash and Ismail, Mohd Muzafar (2024) Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices. Journal of Science: Advanced Materials and Devices, 9 (3). p. 100773. ISSN 2468-2284 https://www.sciencedirect.com/science/article/pii/S2468217924001047 https://doi.org/10.1016/j.jsamd.2024.100773
institution Universiti Teknikal Malaysia Melaka
building UTEM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknikal Malaysia Melaka
content_source UTEM Institutional Repository
url_provider http://eprints.utem.edu.my/
language English
description Printed electronics, fueled by graphene’s conductivity and flexibility, are revolutionizing wearable technology, surpassing copper’s limitations in cost, signal quality, size, and environmental impact. Graphene-based inks are positioned to lead in this domain, offering cost-effective solutions directly applicable to materials such as textiles and paper. However, graphene encounters a primary drawback due to its lack of an energy band gap, constraining its potential applications in various electronic devices. In this study, we present a novel formulation of a superconductive, flexible leather graphene antenna utilizing a tri-nanocomposite structure of Graphene Nanoplatelet/Silver/Copper (GNP/Ag/Cu), covering a wideband bandwidth from 5.2 GHz to 8.5 GHz. The electrical conductivity of the GNP/Ag/Cu sample was assessed using the four-point probe method. With each additional layer, conductivity increased from 10.473 × 10 7 S/m to 40.218 × 10 7 S/m, demonstrating a direct correlation between conductivity and antenna gain. The study evaluates the efficacy of various thicknesses of conductive Graphene (GNP/Ag/Cu) ink on drill fabric. Safety assurance is provided through specific absorption rate (SAR) testing, indicating 0.84 W/kg per 10 g of tissue for an input power of 0.5 W, in compliance with ICNIRP standards for wearable device safety. Additionally, a morphological analysis of the antenna was conducted, showcasing its potential for efficient signal transmission in wearable electronic devices.
format Article
author Al Gburi, Ahmed Jamal Abdullah
Mohd Radi, Nor Hadzfizah
Saeidi, Tale
Mohammed, Naba Jasim
Zakaria, Zahriladha
Das, Gouree Shankar
Buragohain, Akash
Ismail, Mohd Muzafar
spellingShingle Al Gburi, Ahmed Jamal Abdullah
Mohd Radi, Nor Hadzfizah
Saeidi, Tale
Mohammed, Naba Jasim
Zakaria, Zahriladha
Das, Gouree Shankar
Buragohain, Akash
Ismail, Mohd Muzafar
Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
author_facet Al Gburi, Ahmed Jamal Abdullah
Mohd Radi, Nor Hadzfizah
Saeidi, Tale
Mohammed, Naba Jasim
Zakaria, Zahriladha
Das, Gouree Shankar
Buragohain, Akash
Ismail, Mohd Muzafar
author_sort Al Gburi, Ahmed Jamal Abdullah
title Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
title_short Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
title_full Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
title_fullStr Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
title_full_unstemmed Superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
title_sort superconductive and flexible antenna based on a tri-nanocomposite of graphene nanoplatelets, silver, and copper for wearable electronic devices
publisher Elsevier B.V.
publishDate 2024
url http://eprints.utem.edu.my/id/eprint/27965/2/02702220820241229141037.pdf
http://eprints.utem.edu.my/id/eprint/27965/
https://www.sciencedirect.com/science/article/pii/S2468217924001047
https://doi.org/10.1016/j.jsamd.2024.100773
_version_ 1821007580879650816
score 13.235362

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