Electron field emission properties of tetrahedral amorphous carbon films

L. K. Cheah*, X. Shi, E. Liu, B. K. Tay

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

44 Citations (Scopus)

Abstract

The effects of carbon ion energy, nitrogen concentration, and surface post-treatment on the emission current density of amorphous carbon films were studied as a function of applied electric field and emission site density projected from indium tin oxide-coated glass. The emission site density of the film was characterized by atomic force microscopy, scanning tunneling microscopy, current imaging tunneling microscopy, and ultraviolet photospectroscopy techniques. The analyses showed the evident surface modification and more segregated cluster regions induced by ion beam treatment.

Original languageEnglish
Pages (from-to)6816-6821
Number of pages6
JournalJournal of Applied Physics
Volume85
Issue number9
DOIs
Publication statusPublished - May 1 1999
Externally publishedYes

ASJC Scopus Subject Areas

  • General Physics and Astronomy

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