Effects of pure and metal chloride-treated SnO2 electron transport layer on air ambient fabricated perovskite solar cells: electrical, optical, and photovoltaic properties. - Sivakumar, N.; Kumar, Dinesh; Maurya, Rajesh; Saha, Subhashis; Singh, Trilok; Rath, Jatindra Kumar (Journal of Materials Science: Materials in Electronics, 2025)