Quantum transport in carbon nanotubes
Carbon nanotubes are a versatile material in which many aspects of condensed matter
physics come together. Recent discoveries have uncovered new phenomena that …
physics come together. Recent discoveries have uncovered new phenomena that …
Majorana correlations in quantum impurities coupled to a topological wire
GS Diniz, E Vernek - Physical Review B, 2023 - APS
In this paper, we investigate Majorana correlations in quantum impurities coupled to a
topological superconducting wire. By employing a density matrix renormalization group …
topological superconducting wire. By employing a density matrix renormalization group …
Heat current across a capacitively coupled double quantum dot
We study the heat current through two capacitively coupled quantum dots coupled in series
with two conducting leads at different temperatures TL and TR in the spinless case (valid for …
with two conducting leads at different temperatures TL and TR in the spinless case (valid for …
Thermopower of an SU (4) Kondo resonance under an SU (2) symmetry-breaking field
We calculate the thermopower of a quantum dot described by two doublets hybridized with
two degenerate bands of two conducting leads, conserving orbital (band) and spin quantum …
two degenerate bands of two conducting leads, conserving orbital (band) and spin quantum …
Relation between width of zero-bias anomaly and Kondo temperature in transport measurements through correlated quantum dots: Effect of asymmetric coupling to …
The zero-bias anomaly at low temperatures, originated by the Kondo effect when an electric
current flows through a system formed by a spin-1/2 quantum dot and two metallic contacts …
current flows through a system formed by a spin-1/2 quantum dot and two metallic contacts …
Orbital Kondo spectroscopy in a double quantum dot system
We calculate the nonequilibrium conductance of a system of two capacitively coupled
quantum dots, each one connected to its own pair of conducting leads. The system has been …
quantum dots, each one connected to its own pair of conducting leads. The system has been …
Capacitively coupled double quantum dot system in the Kondo regime
A detailed study of the low-temperature physics of an interacting double quantum dot system
in a T-shape configuration is presented. Each quantum dot is modeled by a single Anderson …
in a T-shape configuration is presented. Each quantum dot is modeled by a single Anderson …
SU (3) Kondo effect in spinless triple quantum dots
We discuss a device—a purely capacitively coupled interacting triple quantum dot system in
an external magnetic field—for the observation of the SU (3) Kondo effect, identified by the …
an external magnetic field—for the observation of the SU (3) Kondo effect, identified by the …
Nonequilibrium self-energies, Ng approach, and heat current of a nanodevice for small bias voltage and temperature
AA Aligia - Physical Review B, 2014 - APS
Using nonequilibrium renormalized perturbation theory to second order in the renormalized
Coulomb repulsion, we calculate the lesser Σ< and and greater Σ> self-energies of the …
Coulomb repulsion, we calculate the lesser Σ< and and greater Σ> self-energies of the …
Spin-orbital and spin Kondo effects in parallel coupled quantum dots
D Krychowski, S Lipiński - Physical Review B, 2016 - APS
Strong electron correlations and interference effects are discussed in parallel-coupled single-
level or orbitally doubly degenerate quantum dots. The finite-U mean-field slave boson …
level or orbitally doubly degenerate quantum dots. The finite-U mean-field slave boson …