Search Results - "Managa, Muthumuni"

Modulation of Z-scheme photocatalysts for pharmaceuticals remediation and pathogen inactivation: Design devotion, concept examination, and developments by Edwin Malefane, Mope, John Mafa, Potlako, Thokozani Innocent Nkambule, Thabo, Elizabeth Managa, Muthumuni, Tawanda Kuvarega, Alex

“…[Display omitted] •Review of Z-scheme mechanism for pharmaceutical degradation and pathogen inactivation.•Verification of Z-scheme mechanisms was…”
Get full text

Photoinactivation of Escherichia coli and Staphylococcus aureus using Porphyrin-CuInS2/ZnS quantum dot conjugates immobilized on Mesoporous Silica by Ndlovu, Knowledge Siyabonga, Chokoe, Khomotso, Masebe, Tracy, Sekhosana, Kutloano Edward, Moloto, Makwena Justice, Managa, Muthumuni

“…Bacterial pathogens remain major contributors to illnesses as they have developed several resistance mechanisms against standard treatments. Innovative…”
Get full text

The photo-physicochemical properties and in vitro photodynamic therapy activity of differently substituted-zinc (II)-phthalocyanines and graphene quantum dots conjugates on MCF7 breast cancer cell line by Nene, Lindokuhle C., Managa, Muthumuni E., Oluwole, David O., Mafukidze, Donovan M., Sindelo, Azole, Nyokong, Tebello

“…[Display omitted] •Differently substituted zinc phthalocyanines were conjugated to graphene quantum dots.•The conjugates exhibited an increase in the triplet…”
Get full text

Photodynamic antimicrobial chemotherapy activity of (5,10,15,20-tetrakis(4-(4-carboxyphenycarbonoimidoyl)phenyl)porphyrinato) chloro gallium(III) by Managa, Muthumuni, Amuhaya, Edith K., Nyokong, Tebello

“…[Display omitted] •Carboxyphenycarbonoimidoyl(phenyl) porphyrinato gallium Cl is synthesized.•The complex was conjugated to platinum nanoparticles.•The…”
Get full text

Symmetrically Substituted Zn and Al Phthalocyanines and Polymers for Photodynamic Therapy Application by Prabhu C. P., Keshavananda, Nemakal, Manjunatha, Managa, Muthumuni, Nyokong, Tebello, Koodlur Sannegowda, Lokesh

“…N4 macrocyclic complexes of Al and Zn phthalocyanines with symmetrical imine and imidazole moiety at the periphery were synthesized. The synthesized ligands,…”
Get full text

New type of metal-free and Zinc(II), In(III), Ga(III) phthalocyanines carrying biologically active substituents: Synthesis and photophysicochemical properties and photodynamic therapy activity by Sen, Pinar, Managa, Muthumuni, Nyokong, Tebello

“…[Display omitted] •A new type of phthalocyanines carrying benzimidazole groups.•Investigation of the photophysical-chemical properties.•Investigation of the…”
Get full text

Photo-physicochemical properties and in vitro photodynamic therapy activity of morpholine-substituted Zinc(II)-Phthalocyanines π-π stacked on biotinylated graphene quantum dots by Nene, Lindokuhle C., Managa, Muthumuni, Nyokong, Tebello

“…Two morpholine-substituted Zn(II) phthalocyanines, complex 4 and the cationic 5, were synthesized and conjugated to graphene quantum dots (GQDs) and…”
Get full text

The modulation of the photophysical and photodynamic therapy activities of a phthalocyanine by detonation nanodiamonds: Comparison with graphene quantum dots and carbon nanodots by Matshitse, Refilwe, Managa, Muthumuni, Nyokong, Tebello

“…A positively charged phthalocyanine (2,9,16,23-tetrakis[4-(N-methylpyridyloxy)]-phthalocyanine (ZnTPPcQ)) was non-covalently linked to carbon based…”
Get full text

Photodynamic antimicrobial chemotherapy activity of gallium tetra-(4-carboxyphenyl) porphyrin when conjugated to differently shaped platinum nanoparticles by Managa, Muthumuni, Nyokong, Tebello

“…This work reports on the conjugation of differently shaped Pt nanoparticles (PtNPs) with ClGa(III) 5,10,15,20-tetrakis-(4-carboxyphenyl) porphyrin (ClGaTCPP)…”
Get full text

Photophysical studies of graphene quantum dots - Pyrene-derivatized porphyrins conjugates when encapsulated within Pluronic F127 micelles by Managa, Muthumuni, Achadu, Ojodomo J., Nyokong, Tebello

“…Pyrene-derivatized H2, GaCl, and Zn porphyrins were immobilized on graphene quantum dots (GQDs) to form (GQDs-H2TPrP, GQDs-GaClTPrP, and GQDs-ZnTPrP)…”
Get full text

Induced S-scheme CoMn-LDH/C-MgO for advanced oxidation of amoxicillin under visible light by Malefane, Mope Edwin, Mafa, Potlako John, Mamba, Phumlile Pretty, Managa, Muthumuni, Nkambule, Thabo Thokozani Innocent, Kuvarega, Alex Tawanda

“…[Display omitted] •High surface area S-scheme CoMn-LDH/C-MgO was synthesized by solid state method.•C-MgO shows “kill two birds with one stone” to improve…”
Get full text

Understanding the Principles and Applications of Dual Z‑Scheme Heterojunctions: How Far Can We Go? by Malefane, Mope E., Mafa, Potlako J., Managa, Muthumuni, Nkambule, Thabo T. I., Kuvarega, Alex T.

“…In the past seven years, dual Z-scheme heterojunctions evolved as favorable approaches for enhanced charge carrier separation through direct or indirect charge…”
Get full text

The synthesis of 5,10,15,20-tetra pentafluorophenyl porphyrin loaded onto spermine modified carbon nanospheres for enhanced cancer selectivity in photodynamic therapy by Magaela, N. Bridged, Managa, Muthumuni, Nyokong, Tebello

“…•Substitution of tin porphyrin with 3-pyridine resulted in reduced aggregation.•The porphyrin is conjugated to spermine functionalized carbon nanospheres.•The…”
Get full text

Effect of symmetry and metal nanoparticles on the photophysicochemical and photodynamic therapy properties of cinnamic acid zinc phthalocyanine by Matlou, Gauta Gold, Managa, Muthumuni, Nyokong, Tebello

“…In this study, a novel asymmetric cinnamic acid zinc phthalocyanine (ZnPc, 1) containing three tert-butyl substituents is reported. The asymmetric ZnPc (1) is…”
Get full text

Physicochemical and antimicrobial photodynamic chemotherapy (against E. coli) by indium phthalocyanines in the presence of silver–iron bimetallic nanoparticles by Magadla, Aviwe, Oluwole, David O., Managa, Muthumuni, Nyokong, Tebello

“…Zwitterionic in phthalocyanine derivatives are linked to Ag–Fe3O4 dimers and Ag@Fe3O4 core shell nanoparticles with improved photodynamic antimicrobial…”
Get full text

Asymmetrical zinc(II) phthalocyanines conjugated to metal tungstate nanoparticles for photoinactivation of Staphylococcus aureus by Mgidlana, Sithi, Managa, Muthumuni, Nyokong, Tebello

“…In this study, we report for the first time on the photodynamic antimicrobial chemotherapy (PACT) of asymmetrical zinc(II) phthalocyanines and their conjugates…”
Get full text

Acetophenone substituted phthalocyanines and their graphene quantum dots conjugates as photosensitizers for photodynamic antimicrobial chemotherapy against Staphylococcus aureus by Openda, Yolande Ikala, Sen, Pinar, Managa, Muthumuni, Nyokong, Tebello

“…[Display omitted] •Acetophenone substituted phthalocyanines (Pcs) are conjugated to graphene quantum dots (GQDs) by self-assembly.•InPc and its conjugate gave…”
Get full text

The photophysical studies of Pluronic F127/P123 micelle mixture system loaded with metal free and Zn 5,10,15,20-tetrakis[4-(benzyloxy) phenyl]porphyrins by Managa, Muthumuni, Ngoy, Bokolombe Pitchou, Nyokong, Tebello

“…•Zn and metal free porphyrins were encapsulated onto binary micelle mixture of Pluronic F127/P123.•In dimethylformamide, the fluorescence of the porphyrins was…”
Get full text

s‐scheme3D/3D Bi 0 /BiOBr/P Doped g‐C3 N4 with Oxygen Vacancies (Ov) for Photodegradation of Pharmaceuticals: In‐situ H 2 O 2 Production and Plasmon Induced Stability by Malefane, Mope E., Managa, Muthumuni, Nkambule, Thabo T. I., Kuvarega, Alex T.

“…Abstract Complications accompanying photocatalyst stability and recombination of exciton charges in pollutants degradation has been addressed through the…”
Get full text

Sn(IV) porphyrin-biotin decorated nitrogen doped graphene quantum dots nanohybrids for photodynamic therapy by Magaela, N. Bridged, Matshitse, Refilwe, Babu, Balaji, Managa, Muthumuni, Prinsloo, Earl, Nyokong, Tebello

“…Photodynamic therapy activity of Sn (IV) porphyrin, significantly improved when linked to biotin decorated nitrogen doped graphene quantum due to specificity…”
Get full text