Search Results - "Iwuoha, Emmanuel I"

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    Complexation-Based Detection of Nickel(II) at a Graphene-Chelate Probe in the Presence of Cobalt and Zinc by Adsorptive Stripping Voltammetry by Pokpas, Keagan, Jahed, Nazeem, Baker, Priscilla G, Iwuoha, Emmanuel I

    Published in Sensors (Basel, Switzerland) (25-07-2017)
    “…The adsorptive stripping voltammetric detection of nickel and cobalt in water samples at metal film electrodes has been extensively studied. In this work, a…”
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    Room-Temperature Turkevich Method: Formation of Gold Nanoparticles at the Speed of Mixing Using Cyclic Oxocarbon Reducing Agents by Larm, Nathaniel E, Essner, Jeremy B, Pokpas, Keagan, Canon, James A, Jahed, Nazeem, Iwuoha, Emmanuel I, Baker, Gary A

    Published in Journal of physical chemistry. C (08-03-2018)
    “…We demonstrate a facile and reproducible means of producing quasi-spherical, colloidally stable gold nanoparticles (AuNPs) on the basis of rapid…”
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    Determination of Paracetamol on Electrochemically Reduced Graphene Oxide-Antimony Nanocomposite Modified Pencil Graphite Electrode Using Adsorptive Stripping Differential Pulse Voltammetry by Leve, Zandile D, Jahed, Nazeem, Sanga, Nelia A, Iwuoha, Emmanuel I, Pokpas, Keagan

    Published in Sensors (Basel, Switzerland) (03-08-2022)
    “…A simple, highly sensitive, accurate, and low-cost electrochemical sensor was developed for the determination of over-the-counter painkiller, paracetamol (PC)…”
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    Metal Oxide (Co 3 O 4 and Mn 3 O 4 ) Impregnation into S, N-doped Graphene for Oxygen Reduction Reaction (ORR) by Mathumba, Penny, Fernandes, Diana M, Matos, Renata, Iwuoha, Emmanuel I, Freire, Cristina

    Published in Materials (28-03-2020)
    “…To address aggravating environmental and energy problems, active, efficient, low-cost, and robust electrocatalysts (ECs) are actively pursued as substitutes…”
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    π -Conjugated Polymers and Their Application in Organic and Hybrid Organic-Silicon Solar Cells by Mdluli, Siyabonga B, Ramoroka, Morongwa E, Yussuf, Sodiq T, Modibane, Kwena D, John-Denk, Vivian S, Iwuoha, Emmanuel I

    Published in Polymers (13-02-2022)
    “…The evolution and emergence of organic solar cells and hybrid organic-silicon heterojunction solar cells have been deemed as promising sustainable future…”
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    Palladinized graphene oxide-MOF induced coupling of Volmer and Heyrovsky mechanisms, for the amplification of the electrocatalytic efficiency of hydrogen evolution reaction by Makhafola, Mogwasha D., Modibane, Kwena D., Ramohlola, Kabelo E., Maponya, Thabiso C., Hato, Mpitloane J., Makgopa, Katlego, Iwuoha, Emmanuel I.

    Published in Scientific reports (26-08-2021)
    “…In this study, a nanocomposite of palladium supported graphene oxide (GO)/metal–organic framework (MOF) was prepared using electroless deposition of Pd on GO…”
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    Metallo-graphene nanocomposite electrocatalytic platform for the determination of toxic metal ions by Willemse, Chandre M, Tlhomelang, Khotso, Jahed, Nazeem, Baker, Priscilla G, Iwuoha, Emmanuel I

    Published in Sensors (Basel, Switzerland) (01-04-2011)
    “…A Nafion-Graphene (Nafion-G) nanocomposite solution in combination with an in situ plated mercury film electrode was used as a highly sensitive electrochemical…”
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    Inhibition of Oxidative Stress and Skin Aging-Related Enzymes by Prenylated Chalcones and Other Flavonoids from Helichrysum teretifolium by Popoola, Olugbenga K, Marnewick, Jeanine L, Rautenbach, Fanie, Ameer, Farouk, Iwuoha, Emmanuel I, Hussein, Ahmed A

    Published in Molecules (Basel, Switzerland) (20-04-2015)
    “…Ten flavonoid-related structures viz. heliteretifolin (1), isoxanthohumol (2), 2',4',6'-trihydroxy-3'-prenylchalcone (3), isoglabranin (4), glabranin (5),…”
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    Alpha-Glucosidase and Alpha-Amylase Inhibitory Activities, Molecular Docking, and Antioxidant Capacities of Salvia aurita Constituents by Etsassala, Ninon G. E. R., Badmus, Jelili A., Marnewick, Jeanine L., Iwuoha, Emmanuel I., Nchu, Felix, Hussein, Ahmed A.

    Published in Antioxidants (01-11-2020)
    “…Diabetes mellitus (DM) is one of the most dangerous metabolic diseases with a high rate of mortality worldwide. It is well known that insulin resistance and…”
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    Abietane Diterpenes as Potential Candidates for the Management of Type 2 Diabetes by Etsassala, Ninon G E R, Cupido, Christopher N, Iwuoha, Emmanuel I, Hussein, Ahmed A

    Published in Current pharmaceutical design (01-01-2020)
    “…Diabetes mellitus (DM) is considered one of the most common metabolic disorders with an elevated morbidity and mortality rate. It is characterised by a…”
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    Instrumental Techniques for Characterization of Molybdenum Disulphide Nanostructures by Modibane, Kwena D., Hato, Mpitloane J., Iwuoha, Emmanuel I., Ramohlola, Kabelo E.

    “…The excellent chemical and physical properties of materials (nanomaterials) with dimensions of less than 100 nm (nanometers) resulted in researchers and…”
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    Alpha-Glucosidase and Alpha-Amylase Inhibitory Activities, Molecular Docking, and Antioxidant Capacities of Plectranthus ecklonii Constituents by Etsassala, Ninon G E R, Badmus, Jelili A, Marnewick, Jeanine L, Egieyeh, Samuel, Iwuoha, Emmanuel I, Nchu, Felix, Hussein, Ahmed A

    Published in Antioxidants (14-02-2022)
    “…Shortage in insulin secretion or degradation of produced insulin is the principal characteristic of the metabolic disorder of diabetes mellitus (DM). However,…”
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    Pseudocapacitive Effects of Multi-Walled Carbon Nanotubes-Functionalised Spinel Copper Manganese Oxide by Nolly, Christopher, Ikpo, Chinwe O., Ndipingwi, Miranda M., Ekwere, Precious, Iwuoha, Emmanuel I.

    Published in Nanomaterials (Basel, Switzerland) (01-10-2022)
    “…Spinel copper manganese oxide nanoparticles combined with acid-treated multi-walled carbon nanotubes (CuMn2O4/MWCNTs) were used in the development of…”
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    Glucose-Uptake Activity and Cytotoxicity of Diterpenes and Triterpenes Isolated from Lamiaceae Plant Species by Etsassala, Ninon G E R, Ndjoubi, Kadidiatou O, Mbira, Thilly J, Pearce, Brendon, Pearce, Keenau, Iwuoha, Emmanuel I, Hussein, Ahmed A, Benjeddou, Mongi

    Published in Molecules (Basel, Switzerland) (10-09-2020)
    “…The prevalence of diabetes mellitus (DM), considered one of the most common metabolic disorders, has dramatically increased and resulted in higher rates of…”
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    Methoxylated Flavonols and ent -Kaurane Diterpenes from the South African Helichrysum rutilans and Their Cosmetic Potential by Popoola, Olugbenga K, Marnewick, Jeanine L, Iwuoha, Emmanuel I, Hussein, Ahmed A

    Published in Plants (Basel) (04-08-2023)
    “…Chromatographic fractionation of a methanol extract of afforded seven known compounds. The isolated compounds were identified as…”
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    Microscopic, Spectroscopic, and Electrochemical Characterization of Novel Semicrystalline Poly(3-hexylthiophene)-Based Dendritic Star Copolymer by Djoumessi Yonkeu, Anne L., Ndipingwi, Miranda M., Tovide, Oluwakemi O., Ramoroka, Morongwa E., Ikpo, Chinwe, Iwuoha, Emmanuel I.

    Published in Polymers (01-10-2022)
    “…In this study, electron-donating semicrystalline generation 1 poly(propylene thiophenoimine)-co-poly(3-hexylthiophene) star copolymer, G1PPT-co-P3HT was…”
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    Electrochemical Screening and Evaluation of Lamiaceae Plant Species from South Africa with Potential Tyrosinase Activity by Etsassala, Ninon G E R, Waryo, Tesfaye, Popoola, Olugbenga K, Adeloye, Adewale O, Iwuoha, Emmanuel I, Hussein, Ahmed A

    Published in Sensors (Basel, Switzerland) (28-02-2019)
    “…South Africa is a country with a wide variety of plants that may contain excellent anti-tyrosinase inhibitors. With wide applications in cosmetics,…”
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    Chronocoulometric Quantum Dot Aptasensor for SARS‐CoV‐2 Nucleocapsid Protein Biomarker by Sanga, Nelia A., Oranzie, Marlon, Leve, Zandile, Januarie, Kaylin C., Mokwebo, Kefilwe V., Uhuo, Onyinyechi V., Ross, Natasha, Douman, Samantha F., Pokpas, Keagan, Iwuoha, Emmanuel I.

    Published in ChemElectroChem (15-07-2024)
    “…For the first time, a novel mercaptosuccinic acid‐capped tungsten telluride quantum dot (MSA‐WTe3‐QD)‐based electrochemical aptasensor was designed for the…”
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    Application on gold nanoparticles-dotted 4-nitrophenylazo graphene in a label-free impedimetric deoxynivalenol immunosensor by Sunday, Christopher Edozie, Masikini, Milua, Wilson, Lindsay, Rassie, Candice, Waryo, Tesfaye, Baker, Pricilla G L, Iwuoha, Emmanuel I

    Published in Sensors (Basel, Switzerland) (06-02-2015)
    “…In this paper, we report a new concept to construct a label-free electrochemical inhibition-based immunosensor for the detection of the mycotoxin…”
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