I. New Methods of Synthesis of Materials. II. The Properties of Rare Earth Metals and Alloys

Abstract

High rate physical vapor deposition (HRPVD) process was used for the synthesis of compounds Y2O3, TiC, Si3N4 by reactive evapoation and their characterization. The oxidation kinetics of Ni-20Cr containing nominally 1% of Y, Gd, or La have been evaluated over the range of 900 to 1200C in static air. The nature of the oxide films formed and the disposition of the rare earth additions have been evaluated by X-ray diffraction and electronmicroprobe analyses.

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 1971
Accession Number
AD0731375

Entities

People

  • D. L. Douglass
  • R. F. Bunshah

Organizations

  • University of California, Los Angeles

Tags

Communities of Interest

  • Advanced Electronics

DTIC Thesaurus Topics

  • Ceramic Materials
  • Chemical Reactions
  • Chemistry
  • Crystal Lattices
  • Diffraction
  • Dispersions
  • Films
  • Materials
  • Oxidation
  • Oxide Films
  • Oxides
  • Physical Vapor Deposition
  • Rare Earth Elements
  • Vapor Deposition
  • Vapors
  • X Rays
  • X-Ray Diffraction

Fields of Study

  • Materials science

Readers

  • Materials Science and Engineering.
  • Powder metallurgy of Titanium alloys.