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Abstract:
本文采用高温光电子能谱方法对La2O3-Mo阴极及碳化La2O3-Mo阴极材料表面La2O3的化学稳定性进行了研究.实验结果表明,La2O6并不具备文献报道的极好的化学稳定性.材料中的La2O3在高温、真空条件下,其部分晶格氧发生分离.La2O3可以被Mo2C还原成单质La.单质La的结合能高于La2O3的结合能.实验证实单质La3d5/2的结合能为835.96eV,并首次给出La3d3/2的结合能实验数值为852.23eV.
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稀土
ISSN: 1004-0277
Year: 2000
Issue: 6
Volume: 21
Page: 18-21
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 4
Chinese Cited Count:
30 Days PV: 0
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