Synthesis and characterisation of new diindenodithienothiophene (DITT) based materials

Irina Afonina, Peter J. Skabara, Filipe Vilela, Alexander L. Kanibolotsky, John C. Forgie, Ashu K. Bansal, Graham A. Turnbull, Ifor D.W. Samuel, John G. Labram, Thomas D. Anthopoulos, Simon J. Coles, Michael B. Hursthouse

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

Three new diindenodithienothiophene (DITT) based materials were synthesised and their electrochemical properties investigated. The HOMO-LUMO gaps were observed to be 3.33, 3.48 and 2.81 eV, respectively. Cyclic voltammetry results indicate increased stability for the alkylated derivatives. The dioxide exhibits strong photoluminescence, giving a photoluminescence quantum yield of 0.72 in solution and 0.14 in the solid state. Hole mobility measurements were carried out on the non-alkylated derivative and the corresponding values were ∼10-4 cm2 V-1 s-1.

Original languageEnglish (US)
Pages (from-to)1112-1116
Number of pages5
JournalJournal of Materials Chemistry
Volume20
Issue number6
DOIs
StatePublished - 2010
Externally publishedYes

ASJC Scopus subject areas

  • General Chemistry
  • Materials Chemistry

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