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Abstract:
采用不同粒度的初始MgB2粉末,通过粉末套管法技术制备出非原位单芯MgB2/Fe超导带;测量了不同磁场和温度下MgB2/Fe带的Jc值.结果表明:Jc具有各向异性,其各向异性的大小受初始粉末尺寸的影响.对剥离铁包套后MgB2芯的XRD图拟合分析表明,MgB2均显示轻微的织构,MgB2/Fe界面处的织构稍强.MgB2的再结晶晶粒尺寸随初始粉末尺寸的增大而增大.讨论了粉末粒度和织构度与Jc各向异性的关联性.
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金属学报
ISSN: 0412-1961
Year: 2006
Issue: 11
Volume: 42
Page: 1121-1124
2 . 3 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:2
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 4
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