Photophysics of organic semiconductors: From ensemble to the single-molecule level

Rebecca R. Grollman, Whitney E.B. Shepherd, Alexander Robertson, Keshab R. Paudel, John E. Anthony, Oksana Ostroverkhova

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

1 Scopus citations

Abstract

We present photophysical properties of functionalized anthradithiophene (ADT) and pentacene (Pn) derivatives, as well as charge and energy transfer properties of donor-acceptor (D/A) pairs of these derivatives. All molecules studied were fluorescent and photostable enough to be imaged on the single-molecule level in a variety of polymeric and in a functionalized benzothiophene (BTBTB) crystalline host using room-temperature wide- field epifluorescence microscopy. Flexibility of functionalization of both guest (ADT, Pn) and host (BTBTB or polymer) molecules can be used for systematic studies of nanoscale morphology and photophysics of D/A organic semiconductor bulk heterojunctions, as well as in applications relying on FRET, using single-molecule fluorescence microscopy.

Original languageEnglish
Title of host publicationOrganic Photonic Materials and Devices XVII
EditorsFrancois Kajzar, Christopher E. Tabor, Yasuhiro Koike, Toshikuni Kaino
ISBN (Electronic)9781628414509
DOIs
StatePublished - 2015
EventOrganic Photonic Materials and Devices XVII - San Francisco, United States
Duration: Feb 9 2015Feb 11 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9360
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceOrganic Photonic Materials and Devices XVII
Country/TerritoryUnited States
CitySan Francisco
Period2/9/152/11/15

Bibliographical note

Publisher Copyright:
© 2015 SPIE.

Keywords

  • FRET
  • Single molecule uorescence
  • charge transfer
  • organic semiconductors
  • photobleaching

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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