Coulomb Blockade in a Quantum Dot
Coulomb Blockade in a Quantum Dot
... However, it can be seen from the data that as the gate voltage is increased and the coupling between the dot and the leads becomes stronger, the sharp Coulomb blockade structures begin t[r] ...
2
Anderson model out of equilibrium: Decoherence effects in transport through a quantum dot
... study quantum dots. Due to the presence of strong electronic correlations in the dot, these mesoscopic systems give rise to rich collective phenomena such as the Coulomb blockade 共CB兲 ...
20
Microwaves as a probe of quantum dot circuits : from Kondo dynamics to mesoscopic quantum electrodynamics
... of a single quantum dot in a carbon nanotube, coupled to normal metal (N) and super- conducting (S) reservoirs, and embedded in a high finesse microwave ...study a ...
180
Dynamical Coulomb Blockade of Shot Noise
... conductance. In conclusion, we have developed an original electro- magnetic environment, allowing to reach an unprece- dented coupling between a quantum conductor and a single mode ...the ...
13
Charge susceptibility and conductances of a double quantum dot
... for a single quantum dot, ...obtained in the case of a noninteracting double quantum ...as a function of the Green functions and deduce from there the linear and ...
8
Transport via coupled states in a C 60 peapod quantum dot
... measured. In the present case, the detailed transport analysis clearly shows that we are not dealing with a chain of fullerenes extend- ing throughout the tube, but rather a limited chain close to ...
7
Coulomb blockade in silicon nanowire MOSFETs
... weak Coulomb blockade or universal conductance ...low in the barrier regions, the Coulomb glass regime in the dot cannot be observed because the barriers become too opaque at low ...
138
Role of metastable charge states in a quantum-dot spin-qubit readout
... sketched a typical Gaussian pulse used in this ...left dot charging lines in order to reach the new regime discussed below, is represented by an arrow connecting points M and P in ...
7
Exciton photon strong-coupling regime for a single quantum dot in a microcavity.
... peaks A and B on figure 2: this spectral shifts with temperature differ both from the typical exciton or optical mode ...behavior. A zoom of this region is presented on Figure ...the quantum ...
6
All inorganic colloidal quantum dot LEDs
... Because of these char- acteristics, a semiconductor laser with a QD active region promises, among other advantages, low and temperature-independent threshold current a[r] ...
89
Dark exciton optical spectroscopy of a semiconducting quantum dot embedded in a nanowire
... from dot to ...always a lot larger than that of the X line as it is shown in the power dependence of the different lines ...of a strong storage effect on the dark exciton (DX) ...by a ...
5
Antibonding ground states in InAs quantum-dot molecules
... InAs quantum dots forms delocalized molecular ...through a thin barrier, the lowest energy molecular state has bonding orbital ...from a bonding orbital to an antibonding orbital, confirming recent ...
5
Coherent control of three-spin states in a triple quantum dot
... triple quantum dot device capable of reaching the few-electron regime; ...participated in discussions concerning the experimental and theoretical results; and ...
6
Pump power control of photon statistics in a nanowire quantum dot
... from a degenerate X X − X cascade and was previously ob- served in other quantum dot systems [ 7 , 31 , 32 ...of dot occupation (i.e., lower excitation rates) result in higher ...
8
Charge carrier dynamics in lead sulfide quantum dot solids
... The mid-gap trap state and de-trapping in coupled solids is also observed in larger, monodisperse QDs (4.9 nm, 1.08 eV), but the trap state and band edge state are too clos[r] ...
117
Chemical tuning of Coulomb blockade at room-temperature in ultra-small platinum nanoparticle self-assemblies
... with a power law characteristic that depends on ...of a large variability in the NP density from comb to ...elaborated a new approach combining charge transport measurements by conductive ...
7
Charge transport in nanopatterned PbS colloidal quantum dot arrays
... In this thesis, we study charge transport in nanopatterned arrays of PbS colloidal quantum dots using conventional two-probe measurements and an integrated charge se[r] ...
159
Overcoming power broadening of the quantum dot emission in a pure wurtzite nanowire
... single quantum dot emission line. (a) A projection of randomly positioned trap sites for both electrons (blue) and holes (red dots) over a 400 nm nanowire ...as a function of ...
10
THz optical pulses from a coupled-cavity quantum-dot laser
... The optical transmission spectrum of the three FBGs in series is shown in Fig. 2 (a). Their central Bragg wavelengths are 1531.868 nm, 1539.656 nm, and 1547.506 nm respectively, with peak ...
4
Overcoming power broadening of the quantum dot emission in a pure wurtzite nanowire
... challenges in developing quantum networks is to generate single photons with high brightness, purity, and long temporal ...Semiconductor quantum dots potentially satisfy these requirements; however, ...
10