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Highly sensitive phototransistor with crystalline microribbons from new π-extended pyrene derivative via solution-phase self-assembly

  • Youn Sun Kim
  • , Suk Young Bae
  • , Kyung Hwan Kim
  • , Tae Wan Lee
  • , Jung A. Hur
  • , Mai Ha Hoang
  • , Min Ju Cho
  • , Sung Jin Kim
  • , Youngmee Kim
  • , Minsik Kim
  • , Kwangyeol Lee
  • , Suk Joong Lee
  • , Dong Hoon Choi

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

A new pyrene-cored π-conjugated molecule has been synthesized through Sonogashira coupling reaction. The single-crystalline microribbon-based FET exhibited the highest mobility of 0.7 cm2 V-1 s -1 (Ion/Ioff > 106). Single-crystalline microribbons were employed to operate in an organic phototransistor (OPT) under very low light intensity (I = 5.6 μW cm -2).

Original languageEnglish
Pages (from-to)8907-8909
Number of pages3
JournalChemical Communications
Volume47
Issue number31
DOIs
StatePublished - 21 Aug 2011

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