<p>Dysprosium zirconate powder Dy<sub>2</sub>Zr<sub>2</sub>O<sub>7</sub> was obtained by mechanochemical synthesis of a stoichiometric mixture of zirconium oxide and dysprosium oxide. By X-ray phase analysis, as well as transmission and scanning electron microscopy, it has been demonstrated that the initial zirconium oxide and dysprosium oxide powders interact during mechanochemical synthesis for 30–45 min with the formation of the compound Dy<sub>2</sub>Zr<sub>2</sub>O<sub>7</sub>. The technological properties (fluidity, compactibility) of polycrystalline powders of mechanically synthesized dysprosium zirconate, as well as its microstructure after consolidation, have been studied.</p>

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Features of Compactness and Consolidation of Blanks Made of Mechanically Synthesized Dysprosium Zirconate Powder

  • Yu. F. Kargin,
  • Zh. V. Eremeeva,
  • G. Kh. Sharipzyanova,
  • D. A. Ushkalova

摘要

Dysprosium zirconate powder Dy2Zr2O7 was obtained by mechanochemical synthesis of a stoichiometric mixture of zirconium oxide and dysprosium oxide. By X-ray phase analysis, as well as transmission and scanning electron microscopy, it has been demonstrated that the initial zirconium oxide and dysprosium oxide powders interact during mechanochemical synthesis for 30–45 min with the formation of the compound Dy2Zr2O7. The technological properties (fluidity, compactibility) of polycrystalline powders of mechanically synthesized dysprosium zirconate, as well as its microstructure after consolidation, have been studied.