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Direct monitoring of bias-dependent variations in the exciton formation ratio of working organic light emitting diodes
In typical operation of organic light emitting diodes (OLEDs), excitons are assumed to generate with a ratio of 1:3 for singlet and triplet excitons, respectively, based on a simple spin statistics model. This assumption has been used in designing efficient OLEDs. Despite the larger generation ratio...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group
2015
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4614446/ https://www.ncbi.nlm.nih.gov/pubmed/26487499 http://dx.doi.org/10.1038/srep15533 |