David Kumi - Coastal Carolina University
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David Kumi

Research Associate/Lab Manager

Contact David Kumi
843-349-5014 dkumi@coastal.edu

Smith Science 114A

Office hours: by appointment

Education

Ph.D.  Chemistry (Materials Science and Catalysis), University of the Witwatersrand, Johannesburg 
M.S.  Materials Engineering, University of the Witwatersrand, Johannesburg 
B.S.  (Honors) Chemistry, University of the Witwatersrand, Johannesburg

Professional Experience

  • Research Associate/Lab Manager (Materials Eng. in the program), CCU
  • Visiting Research Scholar, Korea Institute of Science and Technology (KIST), Seoul
  • Research Fellow, University of the Witwatersrand, Johannesburg
  • Post Doc, University of the Witwatersrand, Johannesburg

Research Focus 

My research interests, extend across alloy engineering using phase diagrams, heterogeneous catalysis based on designing nanomaterials with distinct architectures, and designing functional energy-efficient nanomaterials with applications in quantum dot LED (QLED) and solar cell devices.

Professional Memberships

  • American Chemical Society (ACS)
  • South African Chemical Institute (SACI)
  • Catalysis SA, (CATSA)

Selected List of Publications       

David O. Kumi, Tumelo N. Phaahlamohlaka, Mbongiseni W. Dlamini, Sabelo D. Mhlanga, Michael M. Scurrell*, Neil J. Coville*., Effect of a Titania Covering on CNTs as Support for the Ru Catalysed Selective co Methanation. Applied Catalysis B: 232 (2019) 492-500. Impact Factor – 19.6

N. Phaahlamohlaka, David O. Kumi, M.W. Dlamini, L.L. Jewell, N.J. Coville, Effects of Co and Ru Intimacy in Fischer-Tropsch Catalysts Using Hollow Carbon Sphere Supports: Assessment of the Hydrogen Spillover Processes, ACS Catalysis, 7 (2017) 1568-1578. Impact Factor - 12.6   

David O. Kumi, Tumelo N. Phaahlamohlaka, Mbongiseni W. Dlamini, Sabelo D. Mhlanga, Michael M. Scurrell*, Neil J. Coville*. Selective Co Methanation Over Ru Supported On Carbon Spheres: The Effect of Carbon Functionalization on the Reverse Water Gas Shift Reaction. Catalysis Letters (2018) 148:3502–3513. Impact Factor – 2.9

W. Dlamini, D.O. Kumi, T.N. Phaahlamohlaka, A.S. Lyadov, D.G. Billing, L.L. Jewell, N.J. Coville, Carbon Spheres Prepared by Hydrothermal Synthesis−A Support for Bimetallic Iron Cobalt Fisher-Tropsch Catalyst, ChemCatChem, 7(2015) 3000-3011. Impact Factor - 4.8

Hong Hee Kim, David O Kumi, Kiwoong Kim, Donghee Park, Yeonjin Yi, So Hye Cho, Cheolmin Park, OM Ntwaeaborwa* and Won Kook Choi, Optimization of the electron transport in quantum dot Light-Emitting Diodes by co-doping ZnO with gallium(Ga) and magnesium(Mg). RSC Adv. 9 (2019) 32066–32071. - Equal contribution. Impact Factor – 3.1

David O. Kumi*, Sovann Khan So-Hye Cho, Martin O. Ntwaeaborwa, Ultraviolet to visible down conversion of SiO2-Ce3+, Tb3+ nanospheres-poly-EVA films for solar cell application; Physica B: Condensed Matter 576 (2020) 411711. Impact Factor – 1.9, *- Corresponding author.

Google Scholar

https://scholar.google.co.za/scholar?hl=en&as_sdt=0%2C41&q=David+Kumi&oq=DA