Ultrafast Exciton Response of High Optical Density J-aggregates from Ultrathin Films of Cyanine Dyes

T Atay, Q Zhang, A Nurmikko, J Tischler, S Bradley, V Bulovic

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Ultrathin films of cyanine dye J-aggregates show extraordinary exciton cross sections. Exciton dynamics are studied by ultrafast pump-probe and transient photoluminescence spectroscopy. An exciton delocalization length of N=18 monomers was measured at room temperature.
Original languageAmerican English
Title of host publicationQuantum Electronics and Laser Science Conference
PublisherOptical Society of America
StatePublished - 2006

Bibliographical note

Place of conference:USA

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