Enhancing electrochemical efficiency of rGO-supported Er2O3 electrocatalyst for water splittingZarmeem Fatima, Rabia Yasmin Khosa, Imen Safra, Tahani Rahil Aldhafeeri, Syed Kashif Ali, Abhinav Kumar and Muhammad Rezaul KarimEur. Phys. J. Plus, 140 6 (2025) 596DOI: https://doi.org/10.1140/epjp/s13360-025-06507-6