用Mg和B的混合粉体以及用MgB2粉体作为起始材料,不锈钢作为外鞘,分别制备出MgB2超导带材,并通过不同的烧结工艺对MgB2带子进行热处理.系统地对比研究了样品在不同制备条件下的和Jc不同的内在根源,提出制备性能优异的MgB2带材的可能途径.
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