论文标题

$ \ Mathbb {C} p^2 $ Skyrmions的三频超导体的Skyrmions的演示,通过对Bogoliubov-de Gennes模型的自洽解决方案

Demonstration of $\mathbb{C}P^2$ skyrmions in three-band superconductors by self-consistent solutions to a Bogoliubov-de Gennes model

论文作者

Benfenati, Andrea, Barkman, Mats, Babaev, Egor

论文摘要

拓扑缺陷,例如磁性载体量子涡旋决定了超导体的磁反应,因此至关重要。在这里,我们表明稳定的$ \ mathbb {c} p^2 $ skyrmions存在于三波段$ s+s+\ rm {i} s $超导体作为微观bogoluibov-de Gennes模型的完全自洽的解决方案。这使我们能够从$ \ mathbb {c} p^2 $ skyrmions及其在局部状态密度中的足迹来微观计算。

Topological defects, such as magnetic-flux-carrying quantum vortices determine the magnetic response of superconductors and hence are of fundamental importance. Here, we show that stable $\mathbb{C}P^2$ skyrmions exist in three-band $s+\rm{i} s$ superconductors as fully self-consistent solutions to a microscopic Bogoluibov-de Gennes model. This allows us to calculate microscopically the magnetic signatures of $\mathbb{C}P^2$ skyrmions and their footprint in the local density of states.

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