Strain-Modulated Charge Transport in Flexible PbS Nanocrystal Field-Effect Transistors

Mohamad Insan Nugraha, Hiroyuki Matsui, Shun Watanabe, Takayoshi Kubo, Roger Hausermann, Satria Zulkarnaen Bisri, Mykhailo Sytnyk, Wolfgang Heiss, Maria Antonietta Loi, Jun Takeya

Research output: Contribution to journalLetterAcademicpeer-review

22 Citations (Scopus)
58 Downloads (Pure)

Abstract

Mechanical strain effect on lead sulfide (PbS) nanocrystal transistors is demonstrated. By applying compressive strain, the electron mobility is increased up to 45% while the mobility decreases in the opposite strain direction. The results are followed by the change of threshold voltages which originates from the bending of the ligands and the change of carrier traps when the strain is applied.

Original languageEnglish
Article number1600360
Number of pages6
JournalAdvanced electronic materials
Volume3
Issue number1
DOIs
Publication statusPublished - Jan-2017

Keywords

  • THIN-FILM-TRANSISTORS
  • COLLOIDAL NANOCRYSTALS
  • ORGANIC SEMICONDUCTORS
  • ELECTRONIC DEVICES
  • POST-SYNTHESIS
  • HIGH-MOBILITY
  • CIRCUITS
  • SENSITIVITY
  • SUBSTRATE
  • PRESSURE

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