On the low-energy density of states in disordered d-wave superconductor
Guo-Zhu Liu
TL;DR
This paper investigates the low-energy density of states in disordered d-wave superconductors, revealing a finite density at zero energy due to dynamical mass generation in an effective relativistic field theory.
Contribution
It introduces a theoretical framework showing how disorder induces a finite density of states at zero energy in d-wave superconductors.
Findings
Finite density of states at zero energy due to disorder
Dynamical mass generation in an effective (1+1)D field theory
Mechanism explains low-energy behavior in disordered d-wave superconductors
Abstract
We study the low-energy density of states of Dirac fermions in disordered d-wave superconductor. At zero energy, a finite density of states is obtained via the mechanism of dynamical mass generation in an effective (1+1)-dimensional relativistic field theory.
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Taxonomy
TopicsPhysics of Superconductivity and Magnetism · Cold Atom Physics and Bose-Einstein Condensates · Quantum Chromodynamics and Particle Interactions