Investigation of the structure of Si3N4-based ceramic with Al2O3 and Y2O3 additives

V. V. Krasil'Nikov, V. V. Sirota, A. S. Ivanov, L. N. Kozlova, O. A. Luk'Yanova, V. V. Ivanisenko

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

A ceramic with dense nanosize structure was obtained by conventional sintering of samples formed from nanosize Si3 N4 powder with Al2O3 and Y2O3 additives by cold isostatic pressing. The microstructure and density of the ceramic obtained were investigated. The technological conditions for obtaining silicon nitride ceramic that give the optimal combination of fine-grain submicron structure and high density were determined.

Original languageEnglish
Pages (from-to)15-17
Number of pages3
JournalGlass and Ceramics (English translation of Steklo i Keramika)
Volume71
Issue number1-2
DOIs
StatePublished - May 2014
Externally publishedYes

Keywords

  • Ceramic
  • Cold isostatic pressing
  • Composite
  • Nanostructure
  • Silicon nitride

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