Atomically flat, large-sized, two-dimensional organic nanocrystals

Hui Jiang*, Keke K. Zhang, Jun Ye, Fengxia Wei, Peng Hu, Jun Guo, Chunyong Liang, Xiaodong Chen, Yang Zhao, L. E. McNeil, Wenping Hu, Christian Kloc

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

46 Citations (Scopus)

Abstract

Large-sized, 2D single crystals of perylene are grown by both solution-cast and physical vapor transport methods. The crystals have a atomically flat parallelogram morphology and the aspect ratios of the lateral extension compared to the thickness are up to 103. The atomically flat feature leads to good interface contact, making a single-crystal field-effect transistor with higher mobility. The mobility of atomically flat crystals can be 10 3-104 times higher than rough crystals.

Original languageEnglish
Pages (from-to)990-995
Number of pages6
JournalSmall
Volume9
Issue number7
DOIs
Publication statusPublished - Apr 8 2013
Externally publishedYes

ASJC Scopus Subject Areas

  • Biotechnology
  • General Chemistry
  • Biomaterials
  • General Materials Science
  • Engineering (miscellaneous)

Keywords

  • anisotropy
  • field-effect transistors
  • organic nanocrystals
  • single crystals
  • surface roughness

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