Device study, chemical doping, and logic circuits based on transferred aligned single-walled carbon nanotubes

  • Chuan Wang
  • , Koungmin Ryu
  • , Alexander Badmaev
  • , Nishant Patil
  • , Albert Lin
  • , Subhasish Mitra
  • , H. S.Philip Wong
  • , Chongwu Zhou

Research output: Contribution to journalArticlepeer-review

59 Scopus citations

Abstract

In this paper, high-performance back-gated carbon nanotube field-effect transistors based on transferred aligned carbon nanotubes were fabricated and studies found that the on/off ratio can reach 107 and the current density can reach 1.6 μAμm after electrical breakdown. In addition, chemical doping with hydrazine was used to convert the p -type aligned nanotube devices into n -type. These devices were further utilized to demonstrate various logic circuits, including p -type metal-oxide-semiconductor inverters, diode-loaded inverters, complementary metal-oxide-semiconductor inverters, NAND, and NOR gates. This approach could work as the platform for future nanotube-based nanoelectronics.

Original languageEnglish
Article number033101
JournalApplied Physics Letters
Volume93
Issue number3
DOIs
StatePublished - 2008

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