Hole-transporting transistors and circuits based on the transparent inorganic semiconductor copper(I) thiocyanate (CuSCN) processed from solution at room temperature

  • Pichaya Pattanasattayavong
  • , Nir Yaacobi-Gross
  • , Kui Zhao
  • , Guy Olivier Ngongang Ndjawa
  • , Jinhua Li
  • , Feng Yan
  • , Brian C. O'Regan
  • , Aram Amassian*
  • , Thomas D. Anthopoulos
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

209 Scopus citations

Abstract

The wide bandgap and highly transparent inorganic compound copper(I) thiocyanate (CuSCN) is used for the first time to fabricate p-type thin-film transistors processed from solution at room temperature. By combining CuSCN with the high-k relaxor ferroelectric polymeric dielectric P(VDF-TrFE-CFE), we demonstrate low-voltage transistors with hole mobilities on the order of 0.1 cm2 V-1 s-1. By integrating two CuSCN transistors, unipolar logic NOT gates are also demonstrated.

Original languageEnglish
Pages (from-to)1504-1509
Number of pages6
JournalAdvanced Materials
Volume25
Issue number10
DOIs
StatePublished - 13 Mar 2013
Externally publishedYes

Keywords

  • copper thiocyanate
  • solution processing
  • transparent transistors
  • wide-bandgap p-type semiconductors

ASJC Scopus subject areas

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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