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A star-shaped cyclopentadithiophene-based dopant-free hole-transport material for high-performance perovskite solar cells

  • Kun Mu Lee
  • , Jui Yu Yang
  • , Ping Sheng Lai
  • , Ke Jyun Luo
  • , Ting Yu Yang
  • , Kang Ling Liau
  • , Seid Yimer Abate
  • , Yan Duo Lin*
  • *Corresponding author for this work
  • Soochow University Taiwan
  • National Chiayi University
  • National Central University
  • Academia Sinica - Institute of Chemistry

Research output: Contribution to journalJournal Article peer-review

21 Scopus citations

Abstract

A new cyclopentadithiophene (CPDT)-based organic small molecule serves as an efficient dopant-free hole transport material (HTM) for perovskite solar cells (PSCs). Upon incorporation of two carbazole groups, the resulting CPDT-based HTM (C-CPDT) shows an impressive power conversion efficiency (PCE) of 19.68% with better stability compared with those of spiro-OMeTAD.

Original languageEnglish
Pages (from-to)6444-6447
Number of pages4
JournalChemical Communications
Volume57
Issue number52
DOIs
StatePublished - 04 07 2021

Bibliographical note

Publisher Copyright:
© The Royal Society of Chemistry 2021.

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

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