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United States Patent Application

View the Complete Application at the US Patent & Trademark Office
Perovskite-containing solar cells are described herein. An inverted perovskite solar includes an anode substrate, a photoactive layer including a perovskite, a hole transport layer disposed between the anode substrate and the photoactive layer, an electron transport layer, a metal cathode layer, and an interlayer disposed between the electron transport layer and the metal cathode layer. A tandem solar cell includes a first sub-cell, a second sub-cell, and an interconnecting layer disposed between the first sub-cell and the second sub-cell. The first sub cell includes a perovskite layer having a thickness of 50 to 200 nanometers. The second sub-cell includes a photoactive layer and an interlayer disposed on the photoactive layer. The interlayers and the interconnecting layer each include a fullerpyrrolidine having a structure as defined herein.
Russell, Thomas P. (Amherst, MA), Emrick, Todd (South Deerfield, MA), Liu, Yao (Amherst, MA), Page, Zachariah A. (Goleta, CA)
15/ 335,918
October 27, 2016
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH & DEVELOPMENT [0001] This invention was made with government support under the Energy Frontier Research Center at the University of Massachusetts (DE-SC0001087) awarded by the Department of Energy, and grant no. DMR-0820506 awarded by the U.S. National Science Foundation. The government has certain rights in the invention.