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Evidence and implications for exciton dissociation in lead halide perovskites
- Source :
- EPJ Web of Conferences, Vol 205, p 06018 (2019)
- Publication Year :
- 2019
- Publisher :
- EDP Sciences, 2019.
-
Abstract
- We have employed ultrafast transient-grating and two- dimensional electronic spectroscopy to probe dynamics of photo-excited CH3NH3PbI3 thin films with 16-fs temporal resolution. We distinctly capture the 30-fs decay of excitons, weakly coupled to the phonons.
Details
- Language :
- English
- ISSN :
- 2100014X
- Volume :
- 205
- Database :
- Directory of Open Access Journals
- Journal :
- EPJ Web of Conferences
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.f2d1f3718fa74ea98e5c5607c61aacab
- Document Type :
- article
- Full Text :
- https://doi.org/10.1051/epjconf/201920506018