Rehman A, Naseem S. By using Doctor Blade Method, Lithium and Magnesium Co-Doped with Nickel Oxide Thin Film as Charge Transport Layer for Inorganic Perovskite Solar Cell. NJNS [Internet]. 2022 Feb. 26 [cited 2024 Oct. 26];6(2). Available from: https://njns.nust.edu.pk/index.php/njns/article/view/77