[PDF] Laterally defined freely suspended quantum dots in GaAs ...

Laterally defined freely suspended quantum dots in GaAs/AlGaAs ...

A coherent interaction between cavity phonon modes and localized electron states in a QD defined by etched narrow constrictions in a freely suspended beam has ...

Laterally defined freely suspended quantum dots in GaAs/AlGaAs ...

Abstract: Free standing beams containing a two-dimensional electron system are shaped from a GaAs/AlGaAs heterostructure. Quantum point ...

(PDF) Laterally defined freely suspended quantum dots in GaAs ...

PDF | Free-standing beams containing a two-dimensional electron system are shaped from a GaAs/AlGaAs heterostructure. Quantum point contacts and.

[PDF] Laterally defined freely suspended quantum dots in GaAs ...

Tunable localized electron states in freely suspended nanostructures are a promising tool to investigate the electron-phonon interaction.

Laterally defined freely suspended quantum dots in GaAs/AlGaAs ...

Free-standing beams containing a two-dimensional electron system are shaped from a GaAs/AlGaAs heterostructure. Quantum point contacts and ( ...

Freely suspended quantum point contacts - CiteSeerX

in nearby quantum dots, making QPCs a tool of choice for the read- out of quantum dot qubits [12,13]. To avoid inter-mode-scattering, a large energy spacing ...

GaAs quantum dots for quantum photonics - JKU ePUB

A prominent example is the quasi-strain-free GaAs QDs grown on GaAs substrate by local-droplet-etching, which is proved to generate sin- gle ...

(PDF) Calculation and design of GaAs quantum dot devices where ...

After understanding the effect of the physical characteristics we add finger gates that will be used to define quantum dots on the bar and study ...

Heterogeneous integration of GaAs waveguides on low loss ...

... suspended GaAs waveguides, as described in [52]. ... Indistinguishable photons from deterministically integrated single quantum dots in heterogeneous gaas/si3n4 ...

Publications - Jörg P. Kotthaus - LMU Munich

— PDF; 08-09. C. Rossler, M. Bichler, D. Schuh, W. Wegscheider and S. Ludwig “Laterally defined freely suspended quantum dots in GaAs/AlGaAs heterostructures”

Quantum dot lasers for silicon photonics [Invited] - Bowers

A pulsed lasing temperature up to 110°C was reported by bonding p-doped. InAs/GaAs quantum dot lasers in a later report [23]. The pre- vious structures were ...

Phase coherent transport in two coupled quantum dots

Quantum dots by now offer a well-defined environment for studying quantum physics. ... (b) Shubnikov–de Haas oscillations of a freely suspended quantum cavity ...

High-performance semiconductor quantum-dot single-photon sources

The ideal single-photon source is an on-demand, deterministic, single-photon source delivering light pulses in a well-defined polarization and ...

Techniques for epitaxial site-selective growth of quantum dots

With a buffer layer deposition of 18ML GaAs, the lateral size of the holes slightly increased. An additional 8ML of. FIG. 6. (a) AFM image of InAs QD growth on ...

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

The following protocol details the entire fabrication process of a gate-defined lateral quantum dot on a GaAs/AlGaAs substrate. The process is scalable since it ...

Semiconductor quantum dots - World Scientific Publishing

For example the band gap of. InAs quantum dot sandwiched between GaAs layers is measured to be. 1.25 eV, much larger than the value for the bulk InAs ~ 0.4 eV.

Spins and Orbits in Semiconductor Quantum Dots - edoc

freely in the plane parallel to the heterojunction. As shown in ... three main crystal axes in a lateral, gate defined quantum dot formed in a GaAs/AlGaAs.

A source of entangled photons based on a cavity-enhanced ... - eLight

A quantum-light source that delivers photons with a high brightness and a high degree of entanglement is fundamental for the development of ...

(PDF) Integrating suspended quantum dot circuits for applications in ...

The circuit is defined in a two dimensional electron gas by means of surface gates on top of a GaAs/AlGaAs heterostructure. Full control over the electron ...

Quantum Dots, Nanoparticles and Nanowires - DTIC

... lateral size of. InAs/GaAs and InAAs/AlAs QDs as was described in ref.' The calculated dot sizes are plotted in. Fig 5c and d. They agree well with ...