Revealing defective interfaces in perovskite solar cells from highly sensitive sub-bandgap photocurrent spectroscopy using optical cavities

Bas T. van Gorkom; Tom P. A. van der Pol; Kunal Datta; Martijn M. Wienk; René A. J. Janssen

doi:10.1038/s41467-021-27560-6

Nature Communications (Jan 2022)

Revealing defective interfaces in perovskite solar cells from highly sensitive sub-bandgap photocurrent spectroscopy using optical cavities

Bas T. van Gorkom,
Tom P. A. van der Pol,
Kunal Datta,
Martijn M. Wienk,
René A. J. Janssen

Affiliations

Bas T. van Gorkom: Molecular Materials and Nanosystems, Institute for Complex Molecular Systems, Eindhoven University of Technology
Tom P. A. van der Pol: Molecular Materials and Nanosystems, Institute for Complex Molecular Systems, Eindhoven University of Technology
Kunal Datta: Molecular Materials and Nanosystems, Institute for Complex Molecular Systems, Eindhoven University of Technology
Martijn M. Wienk: Molecular Materials and Nanosystems, Institute for Complex Molecular Systems, Eindhoven University of Technology
René A. J. Janssen: Molecular Materials and Nanosystems, Institute for Complex Molecular Systems, Eindhoven University of Technology

DOI: https://doi.org/10.1038/s41467-021-27560-6
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 8

Abstract

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Sensitive photocurrent spectroscopy and interference of light in perovskite solar cells with optical spacers reveal that electronic defects in these devices are localized at the interface between the semiconductor and the electron collecting contact.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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