Ring-shaped vortex domain in type-II superconductors -: art. no. 237004

Ring-shaped vortex domain in type-II superconductors -: art. no. 237004
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DOI:
10.1103/physrevlett.90.237004
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发表时间:
2003-06-13
影响因子:
8.6
通讯作者:
Wyder, P
Wyder, P
中科院分区:
物理与天体物理1区
文献类型:
--
作者:
Gröger, A;Böhm, A;Wyder, P

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我们给出了超导Nb的实验结果和数值模拟结果,显示了通过加热产生亚稳态环状涡旋区域。这样的涡环,如果被结构缺陷钉住,就可以永远存在。
We present results of experiments in superconducting niobium and numerical simulations showing the creation of a metastable ring-shaped vortex domain by heating. Such vortex rings, if pinned by structural defects, can exist forever.