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Diketopyrrolopyrrole-based metallated polymer for bulk-heterojunction solar cells and organic field-effect transistors

  • Jin Mun Yun*
  • , Dongyoon Khim
  • , Seung Hwan Oh
  • , Hyun Bin Kim
  • , Phil Hyun Kang
  • , Dong Yu Kim
  • , Seok In Na
  • *Corresponding author for this work
  • Korea Atomic Energy Research Institute
  • Imperial College London
  • Gwangju Institute of Science and Technology

Research output: Contribution to journalJournal articlepeer-review

Abstract

We report the synthesis and optoelectronic properties of novel platinum-based polymers (p-Pt-DPP) incorporating 3,6-di-2-thienyl-2,5-dihydro-2,5-diethylhexylpyrrolo[3,4-c]pyrrole-1,4-dione. The synthesized amorphous metallated polymer exhibited long wavelength absorption in the range of 500-684 nm and a band-gap as low as 1.75 eV. Organic field-effect transistors (OFETs) fabricated from p-Pt-DPP showed hole mobility of 1.6 &times 10-3 cm2·V-1s-1 and an on/off ratio of 5 × 104. In addition, polymer solar cells (PSCs) based on p-Pt-DPP and PC71BM exhibited a photovoltaic efficiency of 1.22% under AM 1.5 G conditions with an illumination of 100 mW·cm-2 without any annealing process.

Original languageEnglish
Pages (from-to)530-537
Number of pages8
JournalJournal of nanoscience and nanotechnology
Volume17
Issue number1
DOIs
StatePublished - 2017

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

  • Amorphous polymer
  • Metallated polymer
  • Organic field-effect transistors
  • Polymer solar cells
  • Sonogashira coupling

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Chemical
  • Chemistry
  • Physics & Astronomy
  • Biological Sciences

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