Epitaxial growth of molecular crystals on van der Waals substrates for high-performance organic electronics

  • Chul Ho Lee
  • , Theanne Schiros
  • , Elton J.G. Santos
  • , Bumjung Kim
  • , Kevin G. Yager
  • , Seok Ju Kang
  • , Sunwoo Lee
  • , Jaeeun Yu
  • , Kenji Watanabe
  • , Takashi Taniguchi
  • , James Hone
  • , Efthimios Kaxiras
  • , Colin Nuckolls*
  • , Philip Kim
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Epitaxial van der Waals (vdW) heterostructures of organic and layered materials are demonstrated to create high-performance organic electronic devices. High-quality rubrene films with large single-crystalline domains are grown on h-BN dielectric layers via vdW epitaxy. In addition, high carrier mobility comparable to free-standing single-crystal counterparts is achieved by forming interfacial electrical contacts with graphene electrodes.

Original languageEnglish
Pages (from-to)2812-2817
Number of pages6
JournalAdvanced Materials
Volume26
Issue number18
DOIs
Publication statusPublished - 2014 May 14
Externally publishedYes

Keywords

  • hexagonal boron nitride (h-BN)
  • organic semiconductors organic field-effect transistors
  • rubrene
  • van der Waals heterostructures

ASJC Scopus subject areas

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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