Molecular design for improved photovoltaic efficiency: Band gap and absorption coefficient engineering

Rajib Mondal, Sangwon Ko, Joseph E. Norton, Nobuyuki Miyaki, Hector A. Becerril, Eric Verploegen, Michael F. Toney, Jean Luc Brédas, Michael D. McGehee, Zhenan Bao*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

73 Scopus citations

Abstract

Removing the adjacent thiophene groups around the acceptor core in low band gap polymers significantly enhances solar cell efficiency through increasing the optical absorption and raising the ionization potential of the polymer.

Original languageEnglish (US)
Pages (from-to)7195-7197
Number of pages3
JournalJournal of Materials Chemistry
Volume19
Issue number39
DOIs
StatePublished - 2009
Externally publishedYes

ASJC Scopus subject areas

  • General Chemistry
  • Materials Chemistry

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