Physics of lateral triple quantum-dot molecules with controlled electron numbers
We review the recent progress in theory and experiments with lateral triple quantum dots
with controlled electron numbers down to one electron in each dot. The theory covers …
with controlled electron numbers down to one electron in each dot. The theory covers …
The one-dimensional Wigner crystal in carbon nanotubes
VV Deshpande, M Bockrath - Nature Physics, 2008 - nature.com
A dilute system of electrons interacting through long-range Coulomb forces has been
predicted to form a periodic solid known as a Wigner crystal. To date, this state has been …
predicted to form a periodic solid known as a Wigner crystal. To date, this state has been …
Electrostatically defined serial triple quantum dot charged with few electrons
A serial triple quantum dot (TQD) electrostatically defined in a Ga As∕ Al Ga As
heterostructure is characterized by using a nearby quantum point contact as charge …
heterostructure is characterized by using a nearby quantum point contact as charge …
Fano-Kondo effect in side-coupled double quantum dots at finite temperatures and the importance of two-stage Kondo screening
R Žitko - Physical Review B—Condensed Matter and Materials …, 2010 - APS
We study the zero-bias conductance through the system of two quantum dots, one of which
is embedded directly between the source and drain electrodes, while the second dot is side …
is embedded directly between the source and drain electrodes, while the second dot is side …
Multiple-impurity Anderson model for quantum dots coupled in parallel
The system of several (N) quantum dots coupled in parallel to the same single-mode
conduction channel can be modeled as a single-channel N-impurity Anderson model. Using …
conduction channel can be modeled as a single-channel N-impurity Anderson model. Using …
Quantum phase transition in quantum dot trimers
AK Mitchell, TF Jarrold, DE Logan - Physical Review B—Condensed Matter …, 2009 - APS
We investigate a system of three tunnel-coupled semiconductor quantum dots in a triangular
geometry, one of which is connected to a metallic lead, in the regime where each dot is …
geometry, one of which is connected to a metallic lead, in the regime where each dot is …
Topological Hunds rules and the electronic properties of a triple lateral quantum dot molecule
M Korkusinski, IP Gimenez, P Hawrylak… - Physical Review B …, 2007 - APS
We analyze theoretically and experimentally the electronic structure and charging diagram
of three coupled lateral quantum dots filled with electrons. Using the Hubbard model and …
of three coupled lateral quantum dots filled with electrons. Using the Hubbard model and …
Functional renormalization group approach to transport through correlated quantum dots
We investigate the effect of local Coulomb correlations on electronic transport through a
variety of coupled quantum dot systems connected to Fermi liquid leads. We use a functional …
variety of coupled quantum dot systems connected to Fermi liquid leads. We use a functional …
Kondo screening cloud in the single-impurity Anderson model: A density matrix renormalization group study
A magnetic moment in a metal or in a quantum dot is, at low temperatures, screened by the
conduction electrons through the mechanism of the Kondo effect. This gives rise to spin-spin …
conduction electrons through the mechanism of the Kondo effect. This gives rise to spin-spin …
A triple quantum dot in a single-wall carbon nanotube
K Grove-Rasmussen, HI Jørgensen, T Hayashi… - Nano Letters, 2008 - ACS Publications
A top-gated single-wall carbon nanotube is used to define three coupled quantum dots in
series between two electrodes. The additional electron number on each quantum dot is …
series between two electrodes. The additional electron number on each quantum dot is …