Effect of precursors on the sintering behavior and microstructure of Sr0.7Ba0.3Nb2O6 ceramics by solid solution techniques

Wei Wang, Jie Zhang, Gang Cheng Jiao, Hui Qing Fan

Research output: Contribution to journalArticlepeer-review

Abstract

Sr0.7Ba0.3Nb2O6 ceramics (SBN70) were prepared by using conventional sintering techniques from nitrate precursor (NSBN70) and carbonate precursor (CSBN70). The sintering behavior and structures evolution of NSBN70 was characterized of X-ray diffraction (XRD) and scanning electron microscopy (SEM). The effect of precursors on the sintering behaviors and structure evolutions was studied. SBN70 from nitrate precursors is produced at 1400°C for 4h or 1375°CC for 6 h. SBN70 from nitrate precursors showed a duplex microstructure. Abnormal grain growth occurs more easily than SBN70 from carbonate precursors.

Original languageEnglish
Pages (from-to)333-334
Number of pages2
JournalHangkong Cailiao Xuebao/Journal of Aeronautical Materials
Volume26
Issue number3
StatePublished - Jun 2006

Keywords

  • Microstructure
  • Precursors
  • SBN ceramics
  • Sintering behavior

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