1. Inorganic & Physical Chemical Chemistry Division, CSIR-Indian Institute of Chemical Technology, Hyderabad 500607, India
2. Photovoltaic Materials Unit, National Institute for Materials Science (NIMS), 1-2-1 Sengen, Ibaraki, Tsukuba 305-0047, Japan
3. Center of Excellence for Research in Engineering Materials (CEREM), College of Engineering, King Saud University, Riyadh 11421, Saudi Arabia