Energy Level Gradients from Surface to Bulk in Hybrid Metal-Halide Perovskite Thin Films

Variations in local strain, defect densities, and composition of hybrid metal-halide perovskites have been reported to create heterogeneous energy landscapes in thin films, which impact charge-carrier diffusion and recombination dynamics. Here, we employ one- and two-photon transient absorption spec...

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Bibliographic Details
Main Authors: Sean A. Bourelle, Xie Zhang, Sascha Feldmann, Baiyu Zhang, Angus Mathieson, Lissa Eyre, Haralds Abolins, Thomas Winkler, Chris G. Van de Walle, Felix Deschler
Format: Article
Language:English
Published: American Physical Society 2024-07-01
Series:PRX Energy
Online Access:http://doi.org/10.1103/PRXEnergy.3.033001