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Photo-induced enhancement of lattice fluctuations in metal-halide perovskites

The optoelectronic properties of metal-halide perovskites (MHPs) are affected by lattice fluctuations. Using ultrafast pump-probe spectroscopy, we demonstrate that in state-of-the-art mixed-cation MHPs ultrafast photo-induced bandgap narrowing occurs with a linear to super-linear dependence on the e...

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Detalles Bibliográficos
Autores principales: Wang, Mingcong, Gao, Yajun, Wang, Kai, Liu, Jiang, De Wolf, Stefaan, Laquai, Frédéric
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8866428/
https://www.ncbi.nlm.nih.gov/pubmed/35197455
http://dx.doi.org/10.1038/s41467-022-28532-0