Optimizing Lead Based Perovskite Solar Cells (CH3NH3PbI3−xClx) - An analytical approachArun Bag, Jayanta Bera, Madhusudan Maiti and S. BhattaraiEPJ Web Conf., 356 (2026) 01005DOI: https://doi.org/10.1051/epjconf/202635601005