Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira

This research was conducted to study on PANI-Cu-Ni nanocomposite thin film sensors for Leptospira detection. PANI-Cu-Ni nanocomposite was deposited onto glass substrate by spin-coating technique. The morphological and structural properties of the thin films have been analysed using atomic force micr...

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Main Authors: Abdullah, Huda, Suppiah, Aravintha Ram, Yu, Jion Wei, Jurait, Jamal, Yahya, Iskandar, Kamal, Noorfazila, Mohammad Naim, Norshafadzila, Bejo, Siti Khairani, Othman, Mohd Hafiz Dzarfan, Fen, Yap Wing, Yuliarto, Brian, Ahmad, Md Fauzi, Zin, Noraziah Mohamad
Format: Article
Published: Elsevier 2023
Online Access:http://psasir.upm.edu.my/id/eprint/110405/
https://linkinghub.elsevier.com/retrieve/pii/S0921510723006165
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spelling my.upm.eprints.1104052024-06-29T14:14:11Z http://psasir.upm.edu.my/id/eprint/110405/ Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira Abdullah, Huda Suppiah, Aravintha Ram Yu, Jion Wei Jurait, Jamal Yahya, Iskandar Kamal, Noorfazila Mohammad Naim, Norshafadzila Bejo, Siti Khairani Othman, Mohd Hafiz Dzarfan Fen, Yap Wing Yuliarto, Brian Ahmad, Md Fauzi Zin, Noraziah Mohamad This research was conducted to study on PANI-Cu-Ni nanocomposite thin film sensors for Leptospira detection. PANI-Cu-Ni nanocomposite was deposited onto glass substrate by spin-coating technique. The morphological and structural properties of the thin films have been analysed using atomic force microscopy (AFM), field emission scanning electron microscopy (FESEM) and energy dispersive X-ray (EDX). Leptospira bacterium existence was determined by sensitivity and selectivity tests through I-V measurement and EIS analysis. From the result, FESEM and EDX investigations showed the abnormality of nanoparticle thin film ranging in size from 40 to 60 nm in the existence of metal in substrates, revealing the engagement between the microbe and thin film surface. PANI-Cu-Ni nanocomposite thin films were successful and effective in detecting the existence of Leptospira in water. PANI-Cu0.6-Ni0.4 thin films demonstrated greater sensitivity for the identification of Leptospira. From the sensitivity plot, the increasing of Ni has decreased the sensitivity performance. Elsevier 2023 Article PeerReviewed Abdullah, Huda and Suppiah, Aravintha Ram and Yu, Jion Wei and Jurait, Jamal and Yahya, Iskandar and Kamal, Noorfazila and Mohammad Naim, Norshafadzila and Bejo, Siti Khairani and Othman, Mohd Hafiz Dzarfan and Fen, Yap Wing and Yuliarto, Brian and Ahmad, Md Fauzi and Zin, Noraziah Mohamad (2023) Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira. Materials Science and Engineering B-Advanced Functional Solid-State Materials, 298 (2023). art. no. 116874. pp. 1-11. ISSN 0921-5107 https://linkinghub.elsevier.com/retrieve/pii/S0921510723006165 10.1016/j.mseb.2023.116874
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
description This research was conducted to study on PANI-Cu-Ni nanocomposite thin film sensors for Leptospira detection. PANI-Cu-Ni nanocomposite was deposited onto glass substrate by spin-coating technique. The morphological and structural properties of the thin films have been analysed using atomic force microscopy (AFM), field emission scanning electron microscopy (FESEM) and energy dispersive X-ray (EDX). Leptospira bacterium existence was determined by sensitivity and selectivity tests through I-V measurement and EIS analysis. From the result, FESEM and EDX investigations showed the abnormality of nanoparticle thin film ranging in size from 40 to 60 nm in the existence of metal in substrates, revealing the engagement between the microbe and thin film surface. PANI-Cu-Ni nanocomposite thin films were successful and effective in detecting the existence of Leptospira in water. PANI-Cu0.6-Ni0.4 thin films demonstrated greater sensitivity for the identification of Leptospira. From the sensitivity plot, the increasing of Ni has decreased the sensitivity performance.
format Article
author Abdullah, Huda
Suppiah, Aravintha Ram
Yu, Jion Wei
Jurait, Jamal
Yahya, Iskandar
Kamal, Noorfazila
Mohammad Naim, Norshafadzila
Bejo, Siti Khairani
Othman, Mohd Hafiz Dzarfan
Fen, Yap Wing
Yuliarto, Brian
Ahmad, Md Fauzi
Zin, Noraziah Mohamad
spellingShingle Abdullah, Huda
Suppiah, Aravintha Ram
Yu, Jion Wei
Jurait, Jamal
Yahya, Iskandar
Kamal, Noorfazila
Mohammad Naim, Norshafadzila
Bejo, Siti Khairani
Othman, Mohd Hafiz Dzarfan
Fen, Yap Wing
Yuliarto, Brian
Ahmad, Md Fauzi
Zin, Noraziah Mohamad
Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
author_facet Abdullah, Huda
Suppiah, Aravintha Ram
Yu, Jion Wei
Jurait, Jamal
Yahya, Iskandar
Kamal, Noorfazila
Mohammad Naim, Norshafadzila
Bejo, Siti Khairani
Othman, Mohd Hafiz Dzarfan
Fen, Yap Wing
Yuliarto, Brian
Ahmad, Md Fauzi
Zin, Noraziah Mohamad
author_sort Abdullah, Huda
title Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
title_short Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
title_full Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
title_fullStr Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
title_full_unstemmed Preparation and characterization of polyaniline-Cu-Ni nanocomposite thin film sensors for detection of pathogenic Leptospira
title_sort preparation and characterization of polyaniline-cu-ni nanocomposite thin film sensors for detection of pathogenic leptospira
publisher Elsevier
publishDate 2023
url http://psasir.upm.edu.my/id/eprint/110405/
https://linkinghub.elsevier.com/retrieve/pii/S0921510723006165
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score 13.211869