Pure Cs4PbBr6: Highly Luminescent Zero-Dimensional Perovskite Solids - Saidaminov, Makhsud I; Almutlaq, Jawaher; Sarmah, Smritakshi; Dursun, Ibrahim; Zhumekenov, Ayan A; Begum, Raihana; Pan, Jun; Cho, Namchul; Mohammed, Omar F; Bakr, Osman M (ACS energy letters, 2016)