Phenothiazine-functionalized rGO for electrochemical capacitor

The functionalization arose as a technique to improve the physicochemical properties of the reduced graphene oxide (rGO) and consequently enhance the supercapacitor performance. The functionalization compound, phenothiazine (PTZ) introduces nitrogen and sulfur heteroatoms into rGO via the one-pot hy...

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Asıl Yazarlar: Chong, Kwok Feng, S. P., Lee, N. H. M., Saufi, E. Y. L., Teo
Materyal Türü: Makale
Baskı/Yayın Bilgisi: Universiti Malaysia Pahang Publishing 2023
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id oai:psasir.upm.edu.my:108814
record_format eprints
spelling oai:psasir.upm.edu.my:108814 http://psasir.upm.edu.my/id/eprint/108814/ Phenothiazine-functionalized rGO for electrochemical capacitor Chong, Kwok Feng S. P., Lee N. H. M., Saufi E. Y. L., Teo The functionalization arose as a technique to improve the physicochemical properties of the reduced graphene oxide (rGO) and consequently enhance the supercapacitor performance. The functionalization compound, phenothiazine (PTZ) introduces nitrogen and sulfur heteroatoms into rGO via the one-pot hydrothermal method at different mass ratio produced PTZ-rGO 5 and PTZ-rGO 10. Incorporation of PTZ on the rGO sheets in PTZ-rGO 5 contributes to the high surface area (163.49 m2 g−1) and pore volume (0.3187 cm3 g−1) properties. Contradictory, overloaded PTZ not only shows a lower reduction effect but also reduces the amount of PTZ functionalized in the PTZ-rGO 10 and consequently shows lower electrochemical performance. The excellent properties enable PTZ-rGO 5 enable it to achieve 119.5 F g−1 at 0.5 A g−1 for its specific capacitance and drive it to be the promising electrode material for supercapacitors. Universiti Malaysia Pahang Publishing 2023 Article PeerReviewed Chong, Kwok Feng and S. P., Lee and N. H. M., Saufi and E. Y. L., Teo (2023) Phenothiazine-functionalized rGO for electrochemical capacitor. Current Science and Technology, 2 (2). pp. 29-34. ISSN 2785-8804 https://journal.ump.edu.my/cst/article/view/9292 10.15282/cst.v2i2.9292
institution UPM IR
collection UPM IR
description The functionalization arose as a technique to improve the physicochemical properties of the reduced graphene oxide (rGO) and consequently enhance the supercapacitor performance. The functionalization compound, phenothiazine (PTZ) introduces nitrogen and sulfur heteroatoms into rGO via the one-pot hydrothermal method at different mass ratio produced PTZ-rGO 5 and PTZ-rGO 10. Incorporation of PTZ on the rGO sheets in PTZ-rGO 5 contributes to the high surface area (163.49 m2 g−1) and pore volume (0.3187 cm3 g−1) properties. Contradictory, overloaded PTZ not only shows a lower reduction effect but also reduces the amount of PTZ functionalized in the PTZ-rGO 10 and consequently shows lower electrochemical performance. The excellent properties enable PTZ-rGO 5 enable it to achieve 119.5 F g−1 at 0.5 A g−1 for its specific capacitance and drive it to be the promising electrode material for supercapacitors.
format Article
author Chong, Kwok Feng
S. P., Lee
N. H. M., Saufi
E. Y. L., Teo
spellingShingle Chong, Kwok Feng
S. P., Lee
N. H. M., Saufi
E. Y. L., Teo
Phenothiazine-functionalized rGO for electrochemical capacitor
author_facet Chong, Kwok Feng
S. P., Lee
N. H. M., Saufi
E. Y. L., Teo
author_sort Chong, Kwok Feng
title Phenothiazine-functionalized rGO for electrochemical capacitor
title_short Phenothiazine-functionalized rGO for electrochemical capacitor
title_full Phenothiazine-functionalized rGO for electrochemical capacitor
title_fullStr Phenothiazine-functionalized rGO for electrochemical capacitor
title_full_unstemmed Phenothiazine-functionalized rGO for electrochemical capacitor
title_sort phenothiazine-functionalized rgo for electrochemical capacitor
publisher Universiti Malaysia Pahang Publishing
publishDate 2023
_version_ 1819301827707928576
score 13.4562235