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Dr. Tesfaye Abebe Geleta | Chemistry Department | Best Researcher Award

Postdoctoral Research Fellow at National Taiwan University, Taiwan

Dr. Tesfaye Abebe Geleta is a Postdoctoral Research Fellow at National Taiwan University, specializing in photocatalysis and environmental remediation. His research focuses on the photocatalytic activity of perovskite/graphitic carbon nitride heterojunctions for degrading pollutants. With a strong background in computational simulations and density functional theory (DFT), Dr. Geleta also has extensive experience in materials characterization using various analytical techniques, including XRD, TEM, and SEM. His previous roles include Senior Application Engineer at MacDermid Alpha Electronics Solutions and Research Assistant at Chung Yuan Christian University. Dr. Geleta holds a Ph.D. in Solar Energy Harvesting from National Taiwan University of Science and Technology, an M.Sc. in Quantum Optics from Addis Ababa University, and a B.Sc. in Physics from Wollega University. His expertise extends to nanomaterials synthesis, renewable energy technologies, and advanced membrane technologies.

Professional Profiles:

Education

Dr. Tesfaye Abebe Geleta earned his Ph.D. in Applied Science & Technology from the National Taiwan University of Science & Technology in Taipei, Taiwan, where he focused on ZnO-Based Dye-Sensitized Solar Cells, particularly the effects of additives. Prior to this, he completed his M.Sc. in Quantum Optics at Addis Ababa University in Ethiopia, which provided him with a strong foundation in quantum physics. His academic journey began with a B.Sc. in Physics from Wollega University, also in Ethiopia. His extensive education equips him with expertise in photovoltaic materials, quantum optics, and advanced computational techniques, supporting his research and professional work in energy harvesting, photocatalysis, and membrane technology.

Professional Experience

Dr. Tesfaye Abebe Geleta is currently a Postdoctoral Research Fellow at National Taiwan University, where he focuses on the photocatalytic activity of perovskite/graphitic carbon nitride heterojunctions for environmental remediation. Before this, he worked as a Senior Application Engineer at MacDermid Alpha Electronics Solutions, specializing in surface modification of printed circuit boards (PCBs) and final finishing technologies. His earlier roles include a Research Assistant at the R&D Center for Membrane Technology at Chung Yuan Christian University, where he explored antifouling membranes, and a Lecturer in Quantum Physics at Bule Hora University in Ethiopia. He also has experience as a Physics Teacher at Hinde Secondary and Preparatory School. His diverse professional background spans academia, industry, and research, reflecting a strong focus on energy solutions, material science, and environmental technologies.

Research Interest

Dr. Tesfaye Abebe Geleta’s research interests encompass a range of advanced material sciences and energy technologies. His current work at National Taiwan University focuses on photocatalysis, specifically using perovskite/graphitic carbon nitride heterojunctions for environmental remediation. He employs density functional theory (DFT) and computational simulations to enhance photocatalytic efficiency. Additionally, he has a strong background in photovoltaic technologies, including dye-sensitized and perovskite solar cells, and membrane technology. His previous research includes quantum optics and the development of antifouling membranes. Dr. Geleta’s work integrates theoretical and practical approaches to address challenges in renewable energy and environmental sustainability.

 Award and Honors

Dr. Tesfaye Abebe Geleta has received several notable awards and honors throughout his career. In January 2023, he was recognized as a member of the Technical Program Committee for the 2nd International Conference on Smart Grid and Green Energy (ICSGGE 2023) in China. In October 2022, he was awarded a Certificate of Completion for his participation in clean ocean protection activities by MacDermid Alpha Electronics Solutions. Additionally, he received a Social Service Certificate in June 2021 from National Taiwan University for his contribution to the i-Village Digital Learning Companion Project. His achievements reflect his commitment to both his research and community service.

Research Skills

Dr. Tesfaye Abebe Geleta possesses a diverse set of research skills, including expertise in photocatalysis, computational simulations, and renewable energy technologies. He is proficient in density functional theory (DFT) and computational tools such as Quantum Espresso, CASTEP, and WIEN2k for electronic structure calculations. His technical skills encompass the characterization of materials using XRD, TEM, SEM, FTIR, and UV-Vis spectroscopy. Dr. Geleta has hands-on experience with membrane technology, including VIPS and NIPS methods, and is skilled in the synthesis and analysis of nanomaterials. Additionally, he is adept in liquid and gas chromatography, corrosion analysis, and surface roughness evaluation. His research also includes advanced knowledge in solar cell technologies, such as dye-sensitized and perovskite solar cells.

Publications

  1. Nanocomposite Photoanodes Consisting of p-NiO/n-ZnO Heterojunction and Carbon Quantum Dot Additive for Dye-Sensitized Solar Cells
    • Authors: T.A. Geleta, T. Imae
    • Year: 2021
    • Citations: 44
    • Journal: ACS Applied Nano Materials, 4 (1), 236-249
  2. Recent Advances on the Fabrication of Antifouling Phase-Inversion Membranes by Physical Blending Modification Method
    • Authors: T.A. Geleta, I.V. Maggay, Y. Chang, A. Venault
    • Year: 2023
    • Citations: 35
    • Journal: Membranes, 13 (1), 58
  3. Influence of Additives on Zinc Oxide-Based Dye-Sensitized Solar Cells
    • Authors: T.A. Geleta, T. Imae
    • Year: 2020
    • Citations: 23
    • Journal: Bulletin of the Chemical Society of Japan, 93 (4), 611-620
  4. Effect of Carbon Dots on Supercapacitor Performance of Carbon Nanohorn/Conducting Polymer Composites
    • Authors: C.C. Chang, T.A. Geleta, T. Imae
    • Year: 2021
    • Citations: 18
    • Journal: Bulletin of the Chemical Society of Japan, 94 (2), 454-462
  5. Using the Dimethyl Sulfoxide Green Solvent for the Making of Antifouling PEGylated Membranes by the Vapor-Induced Phase Separation Process
    • Authors: A. Venault, H.N. Aini, T.A. Galeta, Y. Chang
    • Year: 2022
    • Citations: 8
    • Journal: Journal of Membrane Science Letters, 2 (2), 100025
  6. Engineering Sterilization-Resistant and Fouling-Resistant Porous Membranes by the Vapor-Induced Phase Separation Process Using a Sulfobetaine Methacrylamide Amphiphilic Derivative
    • Authors: A. Venault, R.J. Zhou, T.A. Galeta, Y. Chang
    • Year: 2022
    • Citations: 8
    • Journal: Journal of Membrane Science, 658, 120760
  7. First-Principle Analysis of Optical and Thermoelectric Properties in Alkaline-Based Perovskite Compounds AInCl3 (A = K, Rb)
    • Authors: D. Behera, T.A. Geleta, I. Allaoui, M. Khuili, S.K. Mukherjee, B. Akila, S. Al-Qaisi
    • Year: 2024
    • Citations: 7
    • Journal: The European Physical Journal Plus, 139 (2), 127
  8. Studies on Optoelectronic and Transport Properties of XSnBr3 (X = Rb/Cs): A DFT Insight
    • Authors: D. Behera, B. Akila, S.K. Mukherjee, T.A. Geleta, A. Shaker, M.M. Salah
    • Year: 2023
    • Citations: 7
    • Journal: Crystals, 13 (10), 1437
  9. Exploring the Mechanical, Vibrational Optoelectronic, and Thermoelectric Properties of Novel Half-Heusler FeTaX (X = P, As): A First-Principles Study
    • Authors: T.A. Geleta, D. Behera, R. Sharma, M. Mana Al-Anazy, V. Srivastava, et al.
    • Year: 2024
    • Citations: 3
    • Journal: RSC Advances, 14 (6), 4165-4178
  10. A Copolymer Derivative of Poly(4-vinylpyridine propylsulfobetaine) for the Design of Thermostable Bioinert Poly(vinylidene difluoride) Microporous Membranes by Vapor-Induced Phase Separation
    • Authors: A. Venault, T.A. Geleta, T.Y. Chiu, H.T. Lin, I.V. Maggay, Y. Chang
    • Year: 2023
    • Citations: 2
    • Journal: Separation and Purification Technology, 325, 124686
Tesfaye Abebe Geleta | Chemistry Department | Best Researcher Award

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