Interactions between AlN and SiAlON ceramics

A. Kalemtas*, N. Calis Acikbas, F. Kara, H. Mandal, K. Krnel, T. Kosmac

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

In the present study, interactions between AlN and SiAlON laminated couples were investigated after gas pressure (GPS) and spark plasma sintering (SPS) by scanning electron microscopy (SEM) and energy dispersive x-ray analysis (EDX) with the aim to produce laminated composites. In the laminated couples sintered by GPS, a significant reaction zone (∼100-150 μm), containing a high aspect ratio of elongated polytypoid grains, was observed at the interface. However, in the case of laminated couples sintered by SPS, a considerably thin reaction region (∼2-3 μm) was observed, elongated polytypoid grain formations were also detected.

Original languageEnglish
Pages (from-to)97-98
Number of pages2
JournalKey Engineering Materials
Volume403
DOIs
Publication statusPublished - 2009
Externally publishedYes

Keywords

  • AlN
  • Interactions
  • SiAlON
  • Spark plasma sintering

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