Dr. Muhammad Ishaq is an academic researcher at the College of Physics and Optoelectronic Engineering, Shenzhen University, China. He obtained his Ph.D. in Optical Engineering (Semiconductor Physics) from Huazhong University of Science and Technology in 2019, where he received the Academic Excellence Award. From 2019 to 2023, he worked as postdoctoral fellow at Shenzhen University and the University of Electronic Science and Technology of China (UESTC), Chengdu. Dr. Ishaq has contributed as Co-PI to two NSFC-funded projects and is a recipient of the prestigious National Foreign Experts Project (2023) in China. He has authored over 45 peer-reviewed publications in high-impact journals such as Advanced Materials, Advanced Functional Materials, Nano Energy, Energy & Environmental Science, Journal of Energy Chemistry, Chemical Engineering Journal, Nano-Micro Letters, Small, and InfoMat. He also serves as an official reviewer for several prestigious international journals. His research interests include Sb-chalcogenide, CZTS/Se, and perovskite solar cells, as well as photodetectors and photoelectrochemical water splitting. His research expertise spans thin-film photovoltaic device fabrication, interface engineering, and advanced material synthesis techniques including thermal evaporation, chemical bath deposition, and hydrothermal processing.