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Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah

The rise in market growth of mobile electronic devices and electrical vehicles need high performance energy devices. Batteries, fuel cells and supercapacitors are Electrochemical Storage Devices that are capable of storing charges through different mechanisms. Supercapacitors are of particular inter...

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Main Author: Mohd Hanafiah, Hariz
Format: Student Project
Language:English
Published: 2017
Subjects:
Quantitative analysis
Electrochemical analysis
Physical and theoretical chemistry
Conditions and laws of chemical reactions
Catalysis
Electrolytes, electrolyte solutions
Analytical chemistry
Online Access:http://ir.uitm.edu.my/id/eprint/37713/1/37713.pdf
http://ir.uitm.edu.my/id/eprint/37713/
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spelling my.uitm.ir.377132020-12-10T00:25:17Z http://ir.uitm.edu.my/id/eprint/37713/ Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah Mohd Hanafiah, Hariz Quantitative analysis Electrochemical analysis Physical and theoretical chemistry Conditions and laws of chemical reactions Catalysis Electrolytes, electrolyte solutions Analytical chemistry The rise in market growth of mobile electronic devices and electrical vehicles need high performance energy devices. Batteries, fuel cells and supercapacitors are Electrochemical Storage Devices that are capable of storing charges through different mechanisms. Supercapacitors are of particular interest due to their high power density and cycle life, compared to batteries. In developing supercapacitor that has high capacitance the development of high specific surface area electrode is required. In this study, the study the effect of addition of Cobalt Substitute Ferrite toward capacitance of graphite/cobalt substitute ferrite composite and study on the effect of Cobalt Substitute Ferrite toward the voltage discharge rate of the supercapacitor were being conducted. The coprecipitation of cobalt substitute ferrite catalyst has been synthesized. The resulting suspension is subjected to form composite electrode with graphite. The existing capacitance of the graphite electrode is 0.0079 F/g and the energy can be stored inside the supercapacitor is 0.1422 J/g. As the conclusion, the study on the effect of increasing the ratio of Cobalt Substitute Ferrite towards the capacitance show a tremendous increment as much as 600% when the ratio of Cobalt Substitute Ferrite inside the composite increased to 40%. Meanwhile for study the effect of Cobalt Substitute Ferrite toward the voltage discharge rate show that as the ratio of Cobalt Substitute Ferrite the voltage discharge rate for supercapacitor also slower by 4.6 times as the ratio increase to 40%. 2017 Student Project NonPeerReviewed text en http://ir.uitm.edu.my/id/eprint/37713/1/37713.pdf Mohd Hanafiah, Hariz (2017) Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah. [Student Project]
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
topic Quantitative analysis
Electrochemical analysis
Physical and theoretical chemistry
Conditions and laws of chemical reactions
Catalysis
Electrolytes, electrolyte solutions
Analytical chemistry
spellingShingle Quantitative analysis
Electrochemical analysis
Physical and theoretical chemistry
Conditions and laws of chemical reactions
Catalysis
Electrolytes, electrolyte solutions
Analytical chemistry
Mohd Hanafiah, Hariz
Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
description The rise in market growth of mobile electronic devices and electrical vehicles need high performance energy devices. Batteries, fuel cells and supercapacitors are Electrochemical Storage Devices that are capable of storing charges through different mechanisms. Supercapacitors are of particular interest due to their high power density and cycle life, compared to batteries. In developing supercapacitor that has high capacitance the development of high specific surface area electrode is required. In this study, the study the effect of addition of Cobalt Substitute Ferrite toward capacitance of graphite/cobalt substitute ferrite composite and study on the effect of Cobalt Substitute Ferrite toward the voltage discharge rate of the supercapacitor were being conducted. The coprecipitation of cobalt substitute ferrite catalyst has been synthesized. The resulting suspension is subjected to form composite electrode with graphite. The existing capacitance of the graphite electrode is 0.0079 F/g and the energy can be stored inside the supercapacitor is 0.1422 J/g. As the conclusion, the study on the effect of increasing the ratio of Cobalt Substitute Ferrite towards the capacitance show a tremendous increment as much as 600% when the ratio of Cobalt Substitute Ferrite inside the composite increased to 40%. Meanwhile for study the effect of Cobalt Substitute Ferrite toward the voltage discharge rate show that as the ratio of Cobalt Substitute Ferrite the voltage discharge rate for supercapacitor also slower by 4.6 times as the ratio increase to 40%.
format Student Project
author Mohd Hanafiah, Hariz
author_facet Mohd Hanafiah, Hariz
author_sort Mohd Hanafiah, Hariz
title Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
title_short Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
title_full Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
title_fullStr Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
title_full_unstemmed Synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / Hariz Mohd Hanafiah
title_sort synthesis of graphite/cobalt substitute ferrite electrodes for high catalytic activity in supercapacitor performance / hariz mohd hanafiah
publishDate 2017
url http://ir.uitm.edu.my/id/eprint/37713/1/37713.pdf
http://ir.uitm.edu.my/id/eprint/37713/
_version_ 1687396672898859008
score 13.211869

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