The distribution of oxide particles is inhomogeneous and seriously conglomerated in Ag-Y2O3 and Ag-CeO2 sintered bulk,but they are dispersed and uniform in Ag matrix after severe plastic deformation.

 
  • Ag-Y2O3和Ag-CeO2材料烧结坯中氧化物颗粒分布不均匀且团聚严重,但材料经过大变形加工后,氧化物颗粒细小,均匀地弥散分布在银基体上;
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