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Improvement of operation lifetime in organic solar cell coated with diphenylacetylene polymer film

  • Dong Cheul Han
  • , Giseop Kwak
  • , Yong Bae Kim
  • , Jin Ju Bae
  • , Wang Hoon Lee
  • , Yoon Sik Seo
  • , Jae Hyuk Byun
  • , Shin Won Kang
  • Gumi Electronics and Information Technology Research Institute
  • Kyungpook National University
  • Kumoh National Institute of Technology

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

To improve the operation lifetime of organic solar cell, two different diphenylacetylene polymers were tested as UV blocking layer. One of them showed either stronger UV absorption or a relatively intense fluorescence emission in the visible region which is well overlapped with the absorption of P3HT in the OSC. The diphenylacetylene polymer film significantly improved the operation lifetime of the OSC by efficiently absorbing the UV light, while reducing the UV-light energy loss to a minimum by converting the UV light to visible light through a down-conversion process.

Original languageEnglish
Pages (from-to)5937-5941
Number of pages5
JournalJournal of Nanoscience and Nanotechnology
Volume14
Issue number8
DOIs
StatePublished - Aug 2014

Keywords

  • Diphenylacetylene polymer
  • Down-conversion
  • Operation lifetime
  • Organic solar cell

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