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Abstract:
通过SEM、X射线衍射等方法,分析了Y2O3和CeO2在单元(W-Y2O3;W-CeO2)和复合(W-Y2O3-CeO2)稀土钨材加工过程中的影响和作用.结果表明,Y2O3的添加较大地阻碍了还原过程钨粉粒度以及烧结时坯条晶粒的长大,DeO2的阻碍作用较小;在垂熔烧结后的坯条中,稀土元素主要以稀土钨酸盐或氧化钨酸盐的形式存在,它们的热稳定性影响着材料的热加工性能.
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Source :
北京工业大学学报
Year: 1999
Issue: 04
Page: 94-97,113
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 5
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