Abstract <p>In this study we consider a two-dimensional Dirac model with inhomogeneous energy gap. New generalizations of the domain-wall fermions formalism are proposed. It is shown that the step-terrace surface structure of the domain wall leads to the appearance of localized massive fermion states.</p>

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Massive Domain Wall Fermions

  • G. A. Krasukov,
  • O. V. Pavlovsky

摘要

Abstract

In this study we consider a two-dimensional Dirac model with inhomogeneous energy gap. New generalizations of the domain-wall fermions formalism are proposed. It is shown that the step-terrace surface structure of the domain wall leads to the appearance of localized massive fermion states.