Synthesis and characterization of narrow-band-gap copolymers containing alkoxyanthracene as electron donor for organic photovoltaic applications

Seul Ong Kim, Dae Sung Chung, Pan Seok Kim, Hyojung Cha, Hye Jin Koh, Yun Hi Kim, Chan Eon Park, Soon Ki Kwon

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

Abstract

A new electron donor polymer (PTFTEA) was synthesized by the Suzuki coupling reaction. PTFREA has both high molecular weight (Mn 7.8 × 10 3 g/mol PDI 1.47) and narrow band gap. We found optical wavelength absorption using UV spectrum at 618 and 650 nm in solution and at 668 and 723 nm in film, obtained narrow band gap (1.39 eV). Moreover, we obtain HOMO energy of PTFTEA at - 5.36 eV by cyclic voltammetry (CV) studies, calculated LUMO using band gap. As a results, PTFTEA has narrow band gap, so that to be suitable for performance (1.1%).

Original languageEnglish
Title of host publication10th International Meeting on Information Display and International Display Manufacturing Conference and Asia Display 2010, IMID/IDMC/ASIA Display 2010
Pages703-704
Number of pages2
StatePublished - 2010
Event10th International Meeting on Information Display and International Display Manufacturing Conference and Asia Display 2010, IMID/IDMC/ASIA Display 2010 - Seoul, Korea, Republic of
Duration: 11 Oct 201015 Oct 2010

Publication series

NameProceedings of International Meeting on Information Display
ISSN (Print)1738-7558

Conference

Conference10th International Meeting on Information Display and International Display Manufacturing Conference and Asia Display 2010, IMID/IDMC/ASIA Display 2010
Country/TerritoryKorea, Republic of
CitySeoul
Period11/10/1015/10/10

Keywords

  • Antracene
  • Electron donor
  • Narrow-bandgap
  • Organic solar cell
  • PCBM

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