Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor

Since ammonia is categorized as a toxic gas, development of a new, simple and inexpensive gas detector was put onto the up front desk. It was expected the conducting polymers to be the most reliable material for this gas detector development purpose since it has ease processability and tunable condu...

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Main Author: Abu Mansor, Zakira Imana
Format: Student Project
Language:English
Published: Faculty of Applied Sciences 2017
Subjects:
Online Access:http://ir.uitm.edu.my/id/eprint/25501/
http://ir.uitm.edu.my/id/eprint/25501/1/PPb_ZAKIRA%20IMANA%20ABU%20MANSOR%20AS%20N%2017_5.pdf
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recordtype eprints
spelling uitm-255012019-09-11T02:11:24Z http://ir.uitm.edu.my/id/eprint/25501/ Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor Abu Mansor, Zakira Imana QD Chemistry Polymers. Macromolecules Since ammonia is categorized as a toxic gas, development of a new, simple and inexpensive gas detector was put onto the up front desk. It was expected the conducting polymers to be the most reliable material for this gas detector development purpose since it has ease processability and tunable conductivity features. Among the conducting polymers available, polyaniline (PANI) was chosen for this study. PANI was synthesized in the presence of camphorsulfonic acid (CSA) as dopant via chemical oxidation using potassium peroxydisulfate (KPS) as the oxidizing agent. The chemical structure was studied using ultraviolet-visible (UV-Vis) spectroscopy and Fourier transform infrared (FTIR). The conducting properties were measured using a multimeter. As the result, the PANI/CSA film possessed conductivity at 3.04 × 10-6 S cm-1. The morphology of the PANI/CSA sample was studied using scanning electron microscopy (SEM). The response sensitivity of the film toward exposure of ammonia at different concentration was evaluated. In the UV-Vis spectrum, it is useful to analyze the influence of ammonia exposure towards the PANI/CSA film. It was evaluated that the film displays highest sensitivity at 80 ppm exposure of ammonia. The film exhibit high selectivity towards ammonia compares to diethyl ether and hexane. However, the film exhibits low reusability Faculty of Applied Sciences 2017 Student Project NonPeerReviewed text en http://ir.uitm.edu.my/id/eprint/25501/1/PPb_ZAKIRA%20IMANA%20ABU%20MANSOR%20AS%20N%2017_5.pdf Abu Mansor, Zakira Imana (2017) Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor. [Student Project] (Unpublished)
repository_type Digital Repository
institution_category Local University
institution Universiti Teknologi MARA
building UiTM Institutional Repository
collection Online Access
language English
topic QD Chemistry
Polymers. Macromolecules
spellingShingle QD Chemistry
Polymers. Macromolecules
Abu Mansor, Zakira Imana
Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
description Since ammonia is categorized as a toxic gas, development of a new, simple and inexpensive gas detector was put onto the up front desk. It was expected the conducting polymers to be the most reliable material for this gas detector development purpose since it has ease processability and tunable conductivity features. Among the conducting polymers available, polyaniline (PANI) was chosen for this study. PANI was synthesized in the presence of camphorsulfonic acid (CSA) as dopant via chemical oxidation using potassium peroxydisulfate (KPS) as the oxidizing agent. The chemical structure was studied using ultraviolet-visible (UV-Vis) spectroscopy and Fourier transform infrared (FTIR). The conducting properties were measured using a multimeter. As the result, the PANI/CSA film possessed conductivity at 3.04 × 10-6 S cm-1. The morphology of the PANI/CSA sample was studied using scanning electron microscopy (SEM). The response sensitivity of the film toward exposure of ammonia at different concentration was evaluated. In the UV-Vis spectrum, it is useful to analyze the influence of ammonia exposure towards the PANI/CSA film. It was evaluated that the film displays highest sensitivity at 80 ppm exposure of ammonia. The film exhibit high selectivity towards ammonia compares to diethyl ether and hexane. However, the film exhibits low reusability
format Student Project
author Abu Mansor, Zakira Imana
author_facet Abu Mansor, Zakira Imana
author_sort Abu Mansor, Zakira Imana
title Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
title_short Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
title_full Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
title_fullStr Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
title_full_unstemmed Synthesis and characterisation of PANI/CSA in ammonia detection / Zakira Imana Abu Mansor
title_sort synthesis and characterisation of pani/csa in ammonia detection / zakira imana abu mansor
publisher Faculty of Applied Sciences
publishDate 2017
url http://ir.uitm.edu.my/id/eprint/25501/
http://ir.uitm.edu.my/id/eprint/25501/1/PPb_ZAKIRA%20IMANA%20ABU%20MANSOR%20AS%20N%2017_5.pdf
first_indexed 2023-09-18T23:14:51Z
last_indexed 2023-09-18T23:14:51Z
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