Chowdhury, M. F. I. .; Islam, M. .; Sadat Bari, M. F. .; Hossain, M. S. .; Tanim, W. S. . Directly Coupled Photovoltaic Alkaline Electrolysis With Low-Cost Carbon and Stainless-Steel Electrodes: An Exploratory Assessment of Single-Axis Solar Tracking at Sub-Watt Scale. FER 2026, 2, 1-18.