Patent ID: 11877504
Assignee: PURDUE RESEARCH FOUNDATION
Field: nan (nan)
Classification: CPC H  Y | IPC H

Claim 6:
7. A solar cell comprising a transparent conducting layer, a hole transporting layer, a perovskite layer, an electron transporting layer, and a counter electrode layer, wherein the perovskite layer comprises the perovskite-polymer composite film with a thickness of 10 nm-10 μm, wherein the perovskite-polymer composite comprises a perovskite and a polymer of formula I:, , which has a structural unit comprising a thiourea (—HN(C═S)NH—) fragment and a (—R1—O—R2—) fragment, alone or in a further combination with a (—O—Si(CH3)2—O—) fragment, wherein R1 and R2 are each independently a C1-C2 alkyl linker and R3 and R4 are each independently —NH2or, , wherein —NH2 and/or, , can be in protonated form, and n is 10-300.