Bound States and Supercriticality in Graphene-Based Topological Insulators
classification
❄️ cond-mat.mes-hall
keywords
boundtopologicalcenterconditionscoulombdisk-shapedenteringexplicit
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We study the bound state spectrum and the conditions for entering a supercritical regime in graphene with strong intrinsic and Rashba spin-orbit interactions within the topological insulator phase. Explicit results are provided for a disk-shaped potential well and for the Coulomb center problem
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