Regularization of the tunneling Hamiltonian and consistency between free and bosonized fermions

Preprint, Article English OPEN
Filippone, Michele ; Brouwer, Piet (2017)
  • Publisher: Freie Universität Berlin Universitätsbibliothek, Garystr. 39, 14195 Berlin
  • Related identifiers: doi: 10.1103/PhysRevB.94.235426
  • Subject: 530 Physik | Condensed Matter - Mesoscale and Nanoscale Physics | 530 Physics
    • ddc: ddc:530
    arxiv: Condensed Matter::Superconductivity | Condensed Matter::Mesoscopic Systems and Quantum Hall Effect

Tunneling between a point contact and a one-dimensional wire is usually described with the help of a tunneling Hamiltonian that contains a delta function in position space. Whereas the leading order contribution to the tunneling current is independent of the way this de... View more
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