Fabrication of polypyrrole gas sensor for detection of NH3 using an oxidizing agent and pyrrole combinations: Studies and characterizations

Jain, Alok and Nabeel, Ansari Novman and Bhagwat, Sunita and Kumar, Rajeev and Sharma, Shubham and Kozak, Drazan and Hunjet, Anica and Kumar, Abhinav and Singh, Rajesh UNSPECIFIED (2023) Fabrication of polypyrrole gas sensor for detection of NH3 using an oxidizing agent and pyrrole combinations: Studies and characterizations. Heliyon, 9 (7). e17611. ISSN 24058440

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Abstract

The organic polymer known as Polypyrrole (Ppy) is synthesized when pyrrole monomers are polymerized. Excellent thermal stability, superior electrical conductivity, and environmental stability are all characteristics of Polypyrrole. Chemical oxidative polymerization was used to synthesize Ppy using Ferric chloride (FeCl3) as an oxidizing agent and surfactant CTAB in aqueous solution. Oxidant (FeCl3) to pyrrole varied in different molar ratios (2, 3, 4 and 5). It was found that increasing this ratio up to 4 increases PPy's conductivity. XRD, FTIR, and SEM were used to characterize Ppy. The conductive nature of Ppy was studied by I–V characteristics. The best conductive polymer is studied for the NH3 gas response.

Item Type: Article
Uncontrolled Keywords: Polypyrrole; Monomers; Ferric chloride (FeCl3); Chemical oxidative polymerization; Conductivity; NH3 gas response
Subjects: Subjects > Engineering
Divisions: Ibero-american International University > Research > Scientific Production
Depositing User: Sr Bibliotecario
Date Deposited: 19 Jul 2023 07:16
Last Modified: 19 Jul 2023 07:16
URI: http://repositorio.funiber.org/id/eprint/8068

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