A general approach for fast detection of charge carrier type and conductivity difference in nanoscale materials

Lili Jiang, Bin Wu, Hongtao Liu, Yuan Huang, Jianyi Chen, Dechao Geng, Hongjun Gao*, Yunqi Liu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

A general method using a biased atomic force microscopy tip that allows a qualitative, fast, and reliable determination of key electronic properties such as metallic, n-, or p-doped characteristics has been reported for the first time. This method eliminates the detrimental effect of contact in the traditional transport measurement and is much simpler than the common-electrostatic force microscopy detection method, thus providing a powerful tool for fast characterizations of nanomaterials.

Original languageEnglish
Pages (from-to)7015-7019
Number of pages5
JournalAdvanced Materials
Volume25
Issue number48
DOIs
Publication statusPublished - 23 Dec 2013
Externally publishedYes

Keywords

  • asymmetric polarization
  • atomic force microscopy
  • charge carrier type
  • two-dimensional materials

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