Research on the removal of impurity elements during ultra-high purification process of terbium

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Research on the removal of impurity elements during ultra-high purification process of terbium

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作者：Guoling Li^a ; ^c ; Li Li^a ; Ruiying Miao^b ; Wenhuai Tian^c ; Shihong Yan^b ; ^{yanh26@sina.com" class="auth_mail" title="E-mail the corresponding author} ; Xingguo Li^a ; ^{xgli@pku.edu.cn" class="auth_mail" title="E-mail the corresponding author}
关键词：Rare earth alloys and compounds ; Purification of terbium ; Vacuum distillation ; External deoxidation method ; Thermodynamic modeling
刊名：Vacuum
出版年：2016
出版时间：March 2016
年：2016
卷：125
期：Complete
页码：21-25
全文大小：1038 K

文摘

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More than kinds of 20 impurity elements reduced from 1114 ppm to 63 ppm.

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The concentration of O dropped to 1.8 ppm.

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Metallic impurities pinning O inside the metal can be detected using SIMS.

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