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Characterization and electron field emission from diamond coatings deposited by multiple laser process

  • A. Badzian
  • , B. L. Weiss
  • , R. Roy
  • , T. Badzian
  • , W. Drawl
  • , P. Mistry
  • , M. C. Turchan

Research output: Contribution to journalArticlepeer-review

Abstract

A new diamond deposition process utilizing a plasma and a variety of interactions from a multiple laser system has been demonstrated, with WC/Co substrates. The process is conducted in open air and does not involve hydrogen. Structural characterization of the diamond coatings, which have exceptional adhesion to cutting tool inserts, indicates a cubic diamond structure. Tungsten and cobalt atoms are incorporated into the film and a layer depleted in cobalt exists at the diamond-WC/Co interface. Electron field emission current densities, useful for flat panel displays of 6 mA/cm2 at an applied voltage of 3000 V for a film-anode distance of 20 μm has been measured.

Original languageEnglish (US)
Pages (from-to)64-69
Number of pages6
JournalDiamond and Related Materials
Volume7
Issue number1
DOIs
StatePublished - Jan 1998

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • General Chemistry
  • Mechanical Engineering
  • Materials Chemistry
  • Electrical and Electronic Engineering

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