Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes

Modified multi-walled carbon nanotubes (MWCNTs) functionalized by a redox-active ferrocene (Fc-MWCNTs) were successfully synthesized to enhance the electrochemical performance of MWCNTs for supercapacitor application. The ferrocene moieties were attached to the surface of MWCNTs via a thiourea linke...

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Main Authors: Ali, Gomaa A. M., Megiel, Elzbieta, Cieciórski, Piotr, Thalji, Mohammad R., Romański, Jan, Algarni, H., K. F., Chong
Format: Article
Language:English
Published: Elsevier 2020
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/29155/
http://umpir.ump.edu.my/id/eprint/29155/1/Ferrocene%20functionalized%20multi1.pdf
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author Ali, Gomaa A. M.
Megiel, Elzbieta
Cieciórski, Piotr
Thalji, Mohammad R.
Romański, Jan
Algarni, H.
K. F., Chong
author_facet Ali, Gomaa A. M.
Megiel, Elzbieta
Cieciórski, Piotr
Thalji, Mohammad R.
Romański, Jan
Algarni, H.
K. F., Chong
author_sort Ali, Gomaa A. M.
building UMP Institutional Repository
collection Online Access
description Modified multi-walled carbon nanotubes (MWCNTs) functionalized by a redox-active ferrocene (Fc-MWCNTs) were successfully synthesized to enhance the electrochemical performance of MWCNTs for supercapacitor application. The ferrocene moieties were attached to the surface of MWCNTs via a thiourea linker with anions-interacting capability. The Fc-MWCNTs were characterized using XPS, FTIR, SEM, TGA, DTG, and XRF methods. The electrochemical performance details were investigated using cyclic voltammetry, galvanostatic charge-discharge, and electrochemical impedance spectroscopy. The Fc-MWCNTs electrode showed excellent capacity retention (90.8% over 5000 cycles) and a specific capacitance of 50 F g−1 at 0.25 A g−1 that is several times higher as compared to the pristine MWCNTs. The fabricated Fc-MWCNTs is proposed to be a suitable and promising candidate for energy storage material. dec
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publishDate 2020
publisher Elsevier
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spelling ump-291552020-09-01T07:57:14Z http://umpir.ump.edu.my/id/eprint/29155/ Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes Ali, Gomaa A. M. Megiel, Elzbieta Cieciórski, Piotr Thalji, Mohammad R. Romański, Jan Algarni, H. K. F., Chong TA Engineering (General). Civil engineering (General) Modified multi-walled carbon nanotubes (MWCNTs) functionalized by a redox-active ferrocene (Fc-MWCNTs) were successfully synthesized to enhance the electrochemical performance of MWCNTs for supercapacitor application. The ferrocene moieties were attached to the surface of MWCNTs via a thiourea linker with anions-interacting capability. The Fc-MWCNTs were characterized using XPS, FTIR, SEM, TGA, DTG, and XRF methods. The electrochemical performance details were investigated using cyclic voltammetry, galvanostatic charge-discharge, and electrochemical impedance spectroscopy. The Fc-MWCNTs electrode showed excellent capacity retention (90.8% over 5000 cycles) and a specific capacitance of 50 F g−1 at 0.25 A g−1 that is several times higher as compared to the pristine MWCNTs. The fabricated Fc-MWCNTs is proposed to be a suitable and promising candidate for energy storage material. dec Elsevier 2020 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/29155/1/Ferrocene%20functionalized%20multi1.pdf Ali, Gomaa A. M. and Megiel, Elzbieta and Cieciórski, Piotr and Thalji, Mohammad R. and Romański, Jan and Algarni, H. and K. F., Chong (2020) Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes. Journal of Molecular Liquids, 318 (114064). pp. 1-9. ISSN 0167-7322. (Published) https://doi.org/10.1016/j.molliq.2020.114064 https://doi.org/10.1016/j.molliq.2020.114064
spellingShingle TA Engineering (General). Civil engineering (General)
Ali, Gomaa A. M.
Megiel, Elzbieta
Cieciórski, Piotr
Thalji, Mohammad R.
Romański, Jan
Algarni, H.
K. F., Chong
Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title_full Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title_fullStr Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title_full_unstemmed Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title_short Ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
title_sort ferrocene functionalized multi-walled carbon nanotubes as supercapacitor electrodes
topic TA Engineering (General). Civil engineering (General)
url http://umpir.ump.edu.my/id/eprint/29155/
http://umpir.ump.edu.my/id/eprint/29155/
http://umpir.ump.edu.my/id/eprint/29155/
http://umpir.ump.edu.my/id/eprint/29155/1/Ferrocene%20functionalized%20multi1.pdf