Tebello Nyokong
Rhodes University
993 Papers
8.1K Citations
Tebello Nyokong is an academic researcher from Rhodes University. The author has contributed to research in topics: Phthalocyanine & Chemistry. The author has an hindex of 68, co-authored 872 publications. Previous affiliations of Tebello Nyokong include Yıldız Technical University & University of Western Ontario.
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Papers
Comparative electrooxidation of sulphite by self-assembled monolayers (SAMs) of Co(II), Fe(II), Ni(II) and Mn(III) tetrakis benzylmercapto and dodecylmercapto metallophthalocyanines complexes on gold electrodes.
TL;DR: All themodified electrodes showed improved catalytic activities than the unmodified gold electrode towards sulphite ion electrooxidation with all the modified electrodes exhibiting high resistance to electrode surface passivation.
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Nanocomposites of sulphur-nitrogen co-doped graphene oxide nanosheets and cobalt mono carboxyphenoxy phthalocyanines for facile electrocatalysis
TL;DR: In this paper, cobalt mono carboxyphenoxy phthalocyanine (CoMCPhPc) was used to modify glassy carbon electrode to detect hydrogen peroxide at pH 7.
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Nonlinear Interactions of Zinc Phthalocyanine-Graphene Quantum Dots Nanocomposites: Investigation of Effects of Surface Functionalization with Heteroatoms
TL;DR: This study reports the development of functional optical limiting materials composed of pristine graphene (GQDs), nitrogen-doped (NGQDs) and sulfur-nitrogen co- doped (SNGZDs) graphene quantum dots covalently linked to mono-amino substituted zinc phthalocyanine (Pc).
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The effect of the cobalt and manganese central metal ions on the nonlinear optical properties of tetra(4-propargyloxyphenoxy)phthalocyanines
Daniel Mwanza,Marcel Louzada,Jonathan Britton,E. Sekhosana,Samson Khene,Tebello Nyokong,Philani Mashazi +6 more
TL;DR: In this paper, the effect of the substituents and the central metal ions on the nonlinear optical properties of phthalocyanine was evaluated. And the results showed that the 4-(propargyloxy)phenoxy substituent enhanced the optical limiting properties of the synthesized phTHCyanines.
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Photocatalytic oxidation of 1-hexene using GaPc and InPc octasubstituted derivatives
Vongani Chauke,Tebello Nyokong +1 more
TL;DR: In this article, the photocatalytic oxidation of 1-hexene by GaPc ( 1a − 1c ) and InPc( 2a − 2c ) derivatives (Pc=phthalocyanine) is presented.
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