Topological vortices in gauge models of graphene

Graphene-like structure possessing the topological vortices and knots, and the magnetic flux of the vortices configuration quantized, are proposed in this paper. The topological charges of the vortices are characterized by Hopf indices and Brower degrees. The Abelian background field action (BF acti...

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Bibliographic Details
Main Authors: Xin-Hui Zhang, Xueqin Li, Jin-Bo Hao
Format: Article
Language:English
Published: Elsevier 2018-06-01
Series:Results in Physics
Online Access:http://www.sciencedirect.com/science/article/pii/S2211379718301645