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Schottky barrier engineering in carbon nanotube with various metal electrodes

  • David Perello
  • , Moon J. Kim
  • , Dong Kyu Cha
  • , Gang Hee Han
  • , Dong Jae Bae
  • , Seung Yol Jeong
  • , Young Hee Lee
  • , Minhee Yun
  • University of Pittsburgh
  • University of Texas at Dallas
  • Sungkyunkwan University
  • IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We investigated carbon nanotube field effect transistors (CNT FET) utilizing semiconducting single-walled carbon nanotubes (SWCNTs). Multiple devices, each of different metal source and drain contacts, were fabricated on long (∼ micron) SWCNT. Large contact resistances around four MΩ were observed at room temperature. Low termperature measurements yielded varying contact resistances for these same devices. Transport properties of the devices follow to the Schottky contact and Poole-Frenkel model with measured 25 - 41 meV barriers for the devices.

Original languageEnglish
Title of host publication2007 7th IEEE International Conference on Nanotechnology - IEEE-NANO 2007, Proceedings
Pages189-193
Number of pages5
DOIs
StatePublished - 2007
Event2007 7th IEEE International Conference on Nanotechnology - IEEE-NANO 2007 - Hong Kong, China
Duration: 2 Aug 20075 Aug 2007

Publication series

Name2007 7th IEEE International Conference on Nanotechnology - IEEE-NANO 2007, Proceedings

Conference

Conference2007 7th IEEE International Conference on Nanotechnology - IEEE-NANO 2007
Country/TerritoryChina
CityHong Kong
Period2/08/075/08/07

Keywords

  • Carbon nanotubes
  • Nano architecture
  • Nanufacturing

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