CPC H10K 30/10 (2023.02) [H10K 85/211 (2023.02); H10K 2102/00 (2023.02)] | 17 Claims |
1. A solar cell comprising:
a bottom electrode;
a bottom transport layer over the bottom electrode;
a perovskite absorber layer over the bottom transport layer;
a top transport layer over the perovskite absorber layer, wherein the top transport layer includes a metal halide and fullerene blend, and the metal halide comprises 20%-67% by volume of the top transport layer;
a buffer layer over the top transport layer; and
a top electrode layer over the buffer layer.
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