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Abstract:
采用粉末冶金方法制备了新型La2O3-Gd2O3-Mo次级发射材料. 测试了其次级发射性能. 实验结果表明,在钼中加入稀土氧化物可以具有很好的次级发射性能,其次级发射性能与激活温度密切相关. 经过1360℃的激活处理后,该材料的最大次级发射系数可达2.65,超过了材料使用要求的2.0的发射水平.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2002
Issue: 4
Volume: 28
Page: 491-494
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 5
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