Method of Overcoating a High Current Density Cathode.

Abstract

A tungsten iridium billet is impregnated with a chemical mixture of barium oxide, strontium oxide, and aluminum oxide, the impregnated billet heated, and the surface of the impregnated billet desired for emission exposed to an overcoating of either iridium, rhodium, osmium or ruthenium. Patent Applications. (mjm)

Document Details

Document Type
Technical Report
Publication Date
Jul 05, 1988
Accession Number
ADD013836

Entities

People

  • Bernard Smith
  • Gerard L. Freeman
  • Louis E. Branovich

Organizations

  • United States Army

Tags

DTIC Thesaurus Topics

  • Alkaline Earth Metals
  • Aluminum
  • Aluminum Oxides
  • Barium
  • Barium Oxides
  • Current Density
  • Elements
  • Emission
  • Metals
  • Oxides
  • Patent Applications
  • Patents
  • Ruthenium
  • Strontium
  • Tungsten

Fields of Study

  • Physics

Readers

  • Surface Engineering/Surface Coating Technology.