Search Results - "Osuji, R.U."

Electrochemical supercapacitive properties of SILAR-Deposited Mn3O4 electrodes by Nwankwo, M.C., Nwanya, A.C., Agbogu, A., Ekwealor, A.B.C., Ejikeme, Paul M., Bucher, R., Osuji, R.U., Maaza, M., Ezema, Fabian I.

“…In this study, successive ionic layer adsorption and reactions (SILAR), a simple and cost-effective method was used to successfully synthesize Mn3O4 thin film…”
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Dye-sensitized solar cell with natural gel polymer electrolytes and f-MWCNT as counter-electrode by Nwanya, A.C., Amaechi, C.I., Ekwealor, A.B.C., Osuji, R.U., Maaza, M., Ezema, F.I.

“…Samples of DSSCs were made with gel polymer electrolytes using agar, gelatin and DNA as the polymer hosts. Anthocyanine dye from Hildegardia barteri flower is…”
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Optical, electrical and magnetic properties of copper doped electrodeposited MoO3 thin films by Ijeh, Rufus O., Nwanya, Assumpta C., Nkele, Agnes C., Madiba, Itani G., Bashir, A.K.H., Ekwealor, A.B.C., Osuji, R.U., Maaza, M., Ezema, Fabian

“…Copper-doped MoO3 thin films were prepared via electrodeposition technique. The techniques adopted for investigating the structural, optical, electrical and…”
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Magnetic and optical properties of electrodeposited nanospherical copper doped nickel oxide thin films by Ijeh, Rufus O., Nwanya, Assumpta C., Nkele, Agnes C., Madiba, Itani G., Khumalo, Z., Bashir, A.K.H., Osuji, R.U., Maaza, M., Ezema, Fabian I.

“…Copper doped nickel oxide (NiO:Cu) thin films were synthesized via electrodeposition technique. X-ray diffraction, Scanning Electron Microscope, UV–visible…”
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Asymmetric supercapacitor performance of hydrothermally-synthesized MWCNT-WO3 composite electrode by Anikpa, P.O., Mee, A.U., Nwanya, A.C., Nkele, Agnes C., Malavekar, D.B., Osuji, R.U., Nwulu, Nnamdi, Lokhande, C.D., Ezema, Fabian I.

“…Supercapacitors are energy storage devices that have the potential to significantly contribute to meeting energy demands in the modern era. However, the charge…”
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Dye-sensitized solar cells based on Al-doped ZnO photoelectrodes sensitized with rhodamine by Tyona, M.D., Jambure, S.B., Lokhande, C.D., Banpurkar, A.G., Osuji, R.U., Ezema, F.I.

“…•Al doping in ZnO enhanced it’s electrical conductivity, structural, and optical properties.•Al-ZnO with Al:Zn of 2 at.% is identified with the densest…”
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Structural modification and band gap tailoring of zinc oxide thin films using copper impurities by Tyona, Mrumun David, Osuji, R.U., Asogwa, P.U., Jambure, S.B., Ezema, F.I.

“…The doping effects of Cu on structural, morphological and optical properties of ZnO thin films and their PEC properties have been investigated via chemical…”
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Influence of cadmium precursor concentrations on the structural, optical and electrochemical impedance properties of CdZnS thin films by Offiah, Solomon U., Agbogu, Ada N.C., Nwanya, Assumpta C., Nkele, Agnes C., Chime, Ugochi K., Sone, B.T., Duvenhage, M.M., Botha, S., Ekwealor, A.B.C., Osuji, R.U., Maaza, M., Ezema, Fabian I.

“…Thin films of cadmium zinc sulfide (CdZnS) were deposited on microscopic glass substrates using the chemical bath deposition method and the effects of the Cd…”
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Syntheses and characterizations of GO/Mn3O4 nanocomposite film electrode materials for supercapacitor applications by Nwankwo, Madeleine C., Ezealigo, Blessing, Nwanya, Assumpta C., Nkele, Agnes C., Agbogu, Ada, Chime, Ugochi, Asogwa, P.U., Ezekoye, B.A., Ekwealor, A.B.C., Osuji, R.U., Ejikeme, Paul M., Maaza, M., Ezema, Fabian I.

“…[Display omitted] •Research Highlights Successful growth of GO/Mn3O4 thin film electrode materials by SILAR method.•Highly porous inter-connected films were…”
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Complex impedance and conductivity of agar-based ion-conducting polymer electrolytes by Nwanya, A. C., Amaechi, C. I., Udounwa, A. E., Osuji, R. U., Maaza, M., Ezema, F. I.

“…Agar-based electrolyte standing films with different salts and weak acids as ion and proton conductors were prepared and characterized by X-ray diffraction,…”
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The effect of indium doping on photovoltaic properties of chemically synthesized zinc oxide thin-film electrodes by Tyona, M. D., Jambure, S. B., Osuji, R. U., Maaza, M., Lokhande, C. D., Ezema, Fabian I.

“…Photovoltaic (PV) performance of chemically synthesized indium-doped zinc oxide (IZO) nanorod electrodes has been investigated by photocurrent density-voltage…”
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Chemical Bath Synthesis and physico-chemical Characterizations of NiO-CoO Composite Thin Films for Supercapacitor applications by Offiah, S.U., Nwanya, A.C., Ezugwu, S.C., Sone, B.T., Osuji, R.U., Malik, Maaza, Lokhande, C.D., Ezema, F.I.

“…The most commonly used materials in high-power devices such as electrochemical capacitors and super-capacitors studies include the transition metal oxides. We…”
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A novel chemical preparation of Ni(OH)2/CuO nanocomposite thin films for supercapacitive applications by Iwueke, D. C., Amaechi, C. I., Nwanya, A. C., Ekwealor, A. B. C., Asogwa, P. U., Osuji, R. U., Maaza, M., Ezema, F. I.

“…In this study, β-phase nickel hydroxide with a hexagonal brucite structure has been meshed with successive ionic layer adsorption and reaction deposited cupric…”
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Preparation and Optical Characterization of Chemical Bath Deposited CdCoS2 Thin Films by Ezema, F.I., Osuji, R.U.

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