Ultrafast charge photogeneration and exciton regeneration at polymeric semiconductor heterojunctions

Autor:	Carlos Silva, Paiboon Sreearunothai, Arne C. Morteani, Laura M. Herz, Richard H. Friend
Rok vydání:	2005
Předmět:	Photoexcitation Semiconductor Absorption spectroscopy business.industry Chemical physics Exciton Optoelectronics Heterojunction Electron Conjugated system business Endothermic process
Zdroj:	Scopus-Elsevier Springer Series in Chemical Physics ISBN: 9783540241102
ISSN:	0172-6218
Popis:	We investigate photoexcitation dynamics in blends of electron and hole transporting conjugated polymers. Excitons that dissociate at the heterojunction can be regenerated efficiently via geminate-pair recombination and endothermic energy transfer from intermediate exciplex states.
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a4d2c8fa415212b77dd5bde02e9572d6 http://ora.ox.ac.uk/objects/uuid:10bcb21a-4508-4468-968e-0e90d9bfc94f Zobrazit plný text záznamu