Acoustic emission and damage characteristics of alumina

Hui lan Ren*, Jian guo Ning, Tian bao Ma

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

Advanced multi-channels acoustic emission (AE) system is used to study the fracture process of alumina material subjected by three-point-bending loading. Using AE counts and AE hits, the location of damage and damage characteristics are discussed. AE energy, AE counts, AE amplitude changing with loading time are analyzed for the notched alumina specimen. It is indicated that AE characteristic parameters reflect the damage process and fracture of material.

Original languageEnglish
Pages (from-to)294-301
Number of pages8
JournalEngineering Failure Analysis
Volume35
DOIs
Publication statusPublished - 15 Dec 2013

Keywords

  • Acoustic emission
  • Alumina
  • Damage characteristic
  • Three-point-bending

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