Field emission properties of modified carbon nanotubes grown on Fe-coated glass using PECVD with carbon monoxide

  • J. H. Han
  • , S. H. Choi
  • , T. Y. Lee
  • , J. B. Yoo*
  • , C. Y. Park
  • , T. W. Jeong
  • , H. J. Kim
  • , Y. J. Park
  • , I. T. Han
  • , J. N. Heo
  • , C. S. Lee
  • , J. H. Lee
  • , Se Gi Yu
  • , W. K. Yi
  • , J. M. Kim
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

17 Citations (Scopus)

Abstract

Field emission characteristics of carbon nanotubes (CNTs) grown on Fe-coated glass using mixed gases of CO and NH3 were investigated by varying the growth time and growth condition including in situ re-etching and/or re-growth of CNTs. An increase in growth time resulted in a reduction of a turn-on electric field. However, additional in situ re-etching and re-growth of CNTs after the initial growth yielded a decrease in the emission current from CNTs with a similar turn-on field to as-grown CNTs.

Original languageEnglish
Pages (from-to)182-183
Number of pages2
JournalPhysica B: Condensed Matter
Volume323
Issue number1-4
DOIs
Publication statusPublished - 2002 Oct
Externally publishedYes
EventProceedings of the Tsukuba Symposium on Carbon Nanotube in Com (CNT10) - Tsukuba, Japan
Duration: 2001 Oct 32001 Oct 5

Bibliographical note

Funding Information:
This work was supported by the Ministry of Commerce, Industry and Energy of Korea through SAIT and KOSEF through CNNC.

Keywords

  • Carbon nanotubes
  • Field emission characteristics
  • Tip morphology

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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