论文标题

在UTE $ _2 $中恢复高磁场中的超导性

Restoration of superconductivity in high magnetic fields in UTe$_2$

论文作者

Lebed, Andrei G.

论文摘要

从理论上讲,这是20多年前的[A.G. Lebed和K. Yamaji,{\ it phys。 Rev. Lett。} {\ bf80},2697(1998)],一个三胞胎quasi-two二维(Q2D)超导体可以在平行磁场中恢复其超导状态,该磁场高于其上部关键磁场,$ h> h_> h_> h_ {c2}(C2}(0)$。最近,尼古拉斯·布奇(Nicholas Butch),尚(Sheng Ran)及其同事在Q2D超导体UTE $ _2 $中实验发现了这种现象,并已由日本法国团队证实。我们使用这样的一般方法回顾了我们以前的理论结果,以至于它描述了上述化合物中的再入侵超导性,并希望可以描述类似的现象,这可以在其他Q2D超导体中发现。

It was theoretically predicted more than 20 years ago [A.G. Lebed and K. Yamaji, {\it Phys. Rev. Lett.} {\bf80}, 2697 (1998)] that a triplet quasi-two-dimensional (Q2D) superconductor could restore its superconducting state in parallel magnetic fields, which are higher than its upper critical magnetic field, $H > H_{c2}(0)$. It is very likely that recently such phenomenon has been experimentally discovered in the Q2D superconductor UTe$_2$ by Nicholas Butch, Sheng Ran and their colleagues and has been confirmed by Japanese-French team. We review our previous theoretical results, using such a general method that it describes the reentrant superconductivity in the above mentioned compound as well as will hopefully describe the similar phenomena, which can be discovered in other Q2D superconductors.

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