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Bridgehead nitrogen tripodal organic dyes having multiple donor-π-acceptor branches for solar cell applications

  • Suri Babu Akula
  • , Yogesh S. Tingare*
  • , Chaochin Su*
  • , Huei Siou Chen
  • , Wan Qian Li
  • , Woranan Lekphet
  • , Wen Ren Li*
  • *Corresponding author for this work
  • National Central University
  • National Taipei University of Technology
  • Rajamangala University of Technology Suvarnabhumi

Research output: Contribution to journal › Journal Article › peer-review

7 Scopus citations

Abstract

Three tertiary amine dyes (TD01, TD02, and TD03) have been designed and synthesized for the dye sensitized solar cell (DSSC) application. These new dyes TD01, TD02, and TD03 carry different number (one, two, and three, respectively) of donor-π-acceptor units, which are connected together with a central bridgehead nitrogen through oxyethyl linkers. After fabricating the solar cells using these sensitizers and investigating their photovoltaic performances, it was found that the DSSC based on TD03 sensitizer exhibited the best power conversion efficiency of 5.91%. The higher performance of TD03 compared to TD01 and TD02 sensitizers is attributed to its superior short-circuit current density and high open-circuit voltage resulted from the presence of tertiary anchoring and oxyethyl moieties, respectively.

Original languageEnglish
Article number108985
JournalDyes and Pigments
Volume186
DOIs
StatePublished - 02 2021
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2020 Elsevier Ltd

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Anchoring group
  • Donor-π-acceptor
  • Dye sensitized solar cells
  • Organic dyes

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