| 烧结Nd-Fe-B磁体的环境稳定性研究进展 |
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| 引用本文： | 李家节,李安华,朱明刚,李卫. 烧结Nd-Fe-B磁体的环境稳定性研究进展[J]. 中国稀土学报, 2011, 29(1) |
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| 作者姓名： | 李家节 李安华 朱明刚 李卫 |
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| 作者单位： | 钢铁研究总院功能材料研究所,北京,100081 |
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| 基金项目： | 国家自然科学基金项目(50871032,50771035); 北京市科委项目(D09010303810901); 973计划项目(2010CB934600)资助 |
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| 摘 要： | 结合本研究室的最新研究成果,综述了烧结Nd-Fe-B磁体的环境稳定性的影响因素及研究进展,包括:磁体的温度稳定性、高温及电化学稳定性、时间稳定性和力学稳定性等,阐明改善磁体环境稳定性的重要性和迫切性。还对磁体服役过程的长时间稳定性与其他环境稳定性之间相互关系进行了探讨,通过对服役环境的分析,提出当前研究中存在的主要问题,并展望其未来的潜在的发展趋势。
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| 关 键 词： | Nd-Fe-B磁体 环境稳定性 温度稳定性 化学稳定性 力学性能 稀土 |
Progress on Environmental Stability of Sintered Nd-Fe-B Permanent Magnets |
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| Li Jiajie,Li Anhua,Zhu Minggang,Li Wei. Progress on Environmental Stability of Sintered Nd-Fe-B Permanent Magnets[J]. Journal of the Chinese Society of Rare Earths, 2011, 29(1) |
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| Authors: | Li Jiajie Li Anhua Zhu Minggang Li Wei |
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| Affiliation: | Li Jiajie,Li Anhua,Zhu Minggang,Li Wei(Division of Functional Materials,Central Iron & Steel Research Institute,Beijing 100081,China) |
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| Abstract: | According to our latest research results,the influence factors on environmental stabilities and their research progress,involved with temperature stability,chemical stability,long-time stability,and mechanical stability et al of sintered Nd-Fe-B magnets,were summarized.The significance and urgency of improving environmental stabilities of Nd-Fe-B magnets was clarified.The correlations between the long-time stability in magnet applications and other environmental stabilities were discussed.At the same time,t... |
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| Keywords: | Nd-Fe-B magnet environmental stability temperature stability chemical stability rare earths |
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