Super-Klein tunneling of Dirac fermions through electrostatic gratings in graphene

Alonso Contreras-Astorga, Francisco Correa, and Vít Jakubský
Phys. Rev. B 102, 115429 – Published 24 September 2020

Abstract

We use the Wick-rotated time-dependent supersymmetry to construct models of two-dimensional Dirac fermions in the presence of an electrostatic grating. We show that there appears omnidirectional perfect transmission through the grating at specific energy. Additionally to being transparent for incoming fermions, the grating hosts strongly localized states.

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  • Received 26 June 2020
  • Accepted 30 July 2020

DOI:https://doi.org/10.1103/PhysRevB.102.115429

©2020 American Physical Society

Physics Subject Headings (PhySH)

Condensed Matter, Materials & Applied Physics

Authors & Affiliations

Alonso Contreras-Astorga1,*, Francisco Correa2,†, and Vít Jakubský3,‡

  • 1CONACYT-Departamento de Física, Cinvestav, A.P. 14-740, 07000 Ciudad de México, Mexico
  • 2Instituto de Ciencias Físicas y Matemáticas, Universidad Austral de Chile, Casilla 567, Valdivia, Chile
  • 3The Czech Academy of Science, Nuclear Physics Institute, Řež/Prague, Czech Republic

  • *alonso.contreras@conacyt.mx
  • francisco.correa@uach.cl
  • jakubsky@ujf.cas.cz

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Issue

Vol. 102, Iss. 11 — 15 September 2020

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