Patent ID: 11920042
Assignee: THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 14:
15. The polycrystalline perovskite film of claim 12, wherein said composition of Formula I is selected from the group consisting of cesium lead iodide (CsPbI3), methylammonium lead iodide (MAPbI3), cesium lead bromide (CsPbBr3), methylammonium lead bromide (MAPbBr3), formamidinium lead bromide (FAPbBr3), cesium formamidinium methylammonium lead iodide (Cs0.05FA0.70MA0.25PbI3), cesium formamidinium lead iodide bromide (Cs0.2FA0.8Pb(I0.6Br0.4)3), cesium methylammonium lead iodide bromide (Cs0.1MA0.9Pb(I0.9Br0.1)3), and formamidinium lead iodide FAPbI3.