Concepedia

A carbazole-based self-assembled monolayer as the hole transport layer for efficient and stable Cs<sub>0.25</sub>FA<sub>0.75</sub>Sn<sub>0.5</sub>Pb<sub>0.5</sub>I<sub>3</sub>solar cells

Matteo Pitaro, J. Alonso, Lorenzo Di Mario, David Garcia Romero, Karolina Tran, Teodor Zaharia, Malin B. Johansson, Erik M. J. Johansson, Maria Antonietta Loi

Journal of Materials Chemistry A · 2023 · 97 citations · 43 references

DOIFull text

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Concepts

Abstract

An analysis is provided of MA-free Sn/Pb-perovskite solar cells fabricated using PEDOT:PSS, 2PACz, and Br-2PACz as the HTL. An efficiency of 19.51% has been reached by using Br-2PACz with improved device stability, thanks to suppressed recombination.

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