Regularization of the tunneling Hamiltonian and consistency between free and bosonized fermions
- Publisher: Freie Universität Berlin Universitätsbibliothek, Garystr. 39, 14195 Berlin
530 Physik | Condensed Matter - Mesoscale and Nanoscale Physics | 530 Physics
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...