Order enables efficient electron-hole separation at an organic heterojunction with a small energy loss

Achieving charge separation in low energy loss organic heterojunctions is crucial to the efficiency of donor-acceptor solar cells, whilst the timescale of the process remains largely unknown. Here, Menke et al. observe slow charge separation up to 5 ps in a system with small energy offset of 50 meV.

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Detalles Bibliográficos
Autores principales: S. Matthew Menke, Alexandre Cheminal, Patrick Conaghan, Niva A. Ran, Neil C. Greehnam, Guillermo C. Bazan, Thuc-Quyen Nguyen, Akshay Rao, Richard H. Friend
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2018
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Acceso en línea:https://doaj.org/article/8c8a95f704344eb1a69c0a9856116b08
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Sumario:Achieving charge separation in low energy loss organic heterojunctions is crucial to the efficiency of donor-acceptor solar cells, whilst the timescale of the process remains largely unknown. Here, Menke et al. observe slow charge separation up to 5 ps in a system with small energy offset of 50 meV.