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Effective Negative Diffusion of Singlet Excitons in Organic Semiconductors
[Image: see text] Using diffraction-limited ultrafast imaging techniques, we investigate the propagation of singlet and triplet excitons in single-crystal tetracene. Instead of an expected broadening, the distribution of singlet excitons narrows on a nanosecond time scale after photoexcitation. This...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Chemical
Society
2021
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7869104/ https://www.ncbi.nlm.nih.gov/pubmed/33507078 http://dx.doi.org/10.1021/acs.jpclett.0c03171 |