9 Papers
18 Citations
Daniel Obi is an academic researcher from Institut national de la recherche scientifique. The author has contributed to research in topics: Thin film & Cyclic voltammetry. The author has an hindex of 7, co-authored 9 publications. Previous affiliations of Daniel Obi include Université du Québec & University of Nigeria, Nsukka.
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Papers
Facile Synthesis of Nanosheet-like CuO Film and its Potential Application as a High-Performance Pseudocapacitor Electrode
Assumpta C. Nwanya,Daniel Obi,Kenneth I. Ozoemena,Kenneth I. Ozoemena,Rose U. Osuji,Rose U. Osuji,Rose U. Osuji,Chawki Awada,Andreas Ruediger,Malik Maaza,Malik Maaza,Federico Rosei,Fabian I. Ezema,Fabian I. Ezema,Fabian I. Ezema +14 more
TL;DR: In this article, the authors describe the chemical synthesis of binderless and surfactant free CuO films for pseudocapacitive applications, which are deposited on indium tin oxide (ITO) substrates using successive ionic layer adsorption and reaction (SILAR) approach.
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Simple chemical route for nanorod-like cobalt oxide films for electrochemical energy storage applications
Assumpta C. Nwanya,Daniel Obi,Rose U. Osuji,Remy Bucher,Malik Maaza,Fabian I. Ezema,Fabian I. Ezema +6 more
TL;DR: In this article, a simple chemical synthesis route was used to deposit nanorod-like cobalt oxide thin films on different substrates such as stainless steel (ss), indium tin oxide (ITO), and microscopic glass slides.
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Nanoporous copper-cobalt mixed oxide nanorod bundles as high performance pseudocapacitive electrodes
Assumpta C. Nwanya,Chawki Awada,Daniel Obi,Kumar Raju,Kenneth I. Ozoemena,Kenneth I. Ozoemena,Rose U. Osuji,Rose U. Osuji,Rose U. Osuji,Andreas Ruediger,Malik Maaza,Malik Maaza,Federico Rosei,Fabian I. Ezema,Fabian I. Ezema,Fabian I. Ezema +15 more
TL;DR: In this paper, a simple, cost effective and scalable chemical method was used to deposit mixed oxides of copper and cobalt on indium tin oxide (ITO) and stainless steel (ss) substrates.
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The structural and optical properties of metallic doped copper (I) iodide thin films synthesized by SILAR method
Kester O. Ighodalo,Daniel Obi,Daniel Obi,Ada Agbogu,Blessing N. Ezealigo,Assumpta C. Nwanya,Sylvester Lekoo Mammah,R. Bucher,Malik Maaza,Malik Maaza,Fabian I. Ezema,Fabian I. Ezema,Fabian I. Ezema +12 more
TL;DR: In this paper, aluminum, lead and zinc were used as dopants for cuprous iodide (CuI) films at room temperature by SILAR method which effected the surface morphology, optical, structural and photoluminescence properties compared to undopedCuI thin film.
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Role of metallic dopants on the properties of copper (1) iodide nanopod-like structures
Agnes C. Nkele,Ugochi K. Chime,Assumpta C. Nwanya,Assumpta C. Nwanya,Assumpta C. Nwanya,Daniel Obi,Rose U. Osuji,Rose U. Osuji,Rose U. Osuji,R. Bucher,Paul M. Ejikeme,Malik Maaza,Malik Maaza,Fabian I. Ezema +13 more
TL;DR: In this article, the properties of impurities as dopants to any material were investigated using the morphological, structural, optical and electrochemical properties using the scanning electron microscope (SEM), X-ray diffraction (XRD), UV-Vis spectrophotometer and potentiostat respectively.
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