Trivalent Ion Exchange in Beta' Alumina.

Abstract

Ion exchange techniques were used to substitute trivalent cations for the sodium ions present in sodium beta alumina single crystals. Complete replacement was achieved using Gd3+, Nd3+, and Eu3+ ions in molten salts. The conductivity of Gd3+ beta alumina was measured and optical properties of Nd3+ exchanged materials were studied. The trivalent beta aluminas appear to be the first solid electrolytes to exhibit rapid trivalent cation motion at moderate temperatures.

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Document Details

Document Type
Technical Report
Publication Date
Jul 06, 1984
Accession Number
ADA145373

Entities

People

  • B. Dunn
  • G. C. Farrington

Organizations

  • University of Pennsylvania

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Crystals
  • Diffraction
  • Diffraction Analysis
  • Electrolytes
  • Engineering
  • Ion Exchange
  • Low Temperature
  • Materials
  • Materials Science
  • Melting Point
  • Military Research
  • Optical Properties
  • Single Crystals
  • United States
  • United States Government
  • Universities
  • X-Ray Diffraction

Fields of Study

  • Materials science

Readers

  • Materials Science and Engineering.
  • Superconducting Magnet Technology