Ababay Ketema Worku is an assistant professor of sustainable energy engineering at Bahir Dar University, Ethiopia, and Director of Publication, Documentation and Dissemination for Bahir Dar University. He received his Ph.D. degree in 2022 under the supervision of Professor Delele Worku. Currently, he is serving as managing editor at Poly Journal of Engineering and Technology (PJET) and section editor for Insight-Engineering and Technology, Journal of Nanomaterials and Devices, Analytical Chromatography and Spectroscopy, and Journal of Energy Storage and Conversion. Moreover, he is currently a Guest Associate Editor of Frontiers in Chemical Engineering. His current research focuses on Zinc-Air Batteries, advanced materials, nanomaterials, electrochemical catalysis, energy storage, 2D materials, material synthesis, and metal air batteries.