Interfacing quantum emitters with propagating surface acoustic waves

M Weiß, HJ Krenner - Journal of Physics D: Applied Physics, 2018 - iopscience.iop.org
In this topical review, we report on recent advances on the coupling of single semiconductor
quantum emitters, quantum dots, to the dynamic strain and electric fields of surface acoustic …

The role of phonons for exciton and biexciton generation in an optically driven quantum dot

DE Reiter, T Kuhn, M Glässl… - Journal of Physics …, 2014 - iopscience.iop.org
For many applications of semiconductor quantum dots in quantum technology, well-
controlled state preparation of the quantum dot states is mandatory. Since quantum dots are …

Dissipative preparation of the exciton and biexciton in self-assembled quantum dots on picosecond time scales

PL Ardelt, L Hanschke, KA Fischer, K Müller… - Physical Review B, 2014 - APS
Pulsed resonant fluorescence is used to probe ultrafast phonon-assisted exciton and
biexciton preparation in individual self-assembled InGaAs quantum dots. By driving the …

Manipulation and exchange of light with orbital angular momentum in quantum-dot molecules

M Mahdavi, Z Amini Sabegh, M Mohammadi… - Physical Review A, 2020 - APS
We study the interaction of laser pulses carrying orbital angular momentum (OAM) with
structural asymmetry quantum-dot molecules characterized by four energy levels. We …

Two-photon spectra of quantum emitters

A Gonzalez-Tudela, FP Laussy, C Tejedor… - New Journal of …, 2013 - iopscience.iop.org
We apply our recently developed theory of frequency-filtered and time-resolved N-photon
correlations (del Valle et al 2012 Phys. Rev. Lett. 109 183601) to study the two-photon …

Alloy fluctuations act as quantum dot-like emitters in GaAs-AlGaAs core–shell nanowires

N Jeon, B Loitsch, S Morkoetter, G Abstreiter, J Finley… - ACS …, 2015 - ACS Publications
GaAs-Al x Ga1–x As (AlGaAs) core–shell nanowires show great promise for nanoscale
electronic and optoelectronic devices, but the application of these nonplanar …

Dynamic acoustic control of individual optically active quantum dot-like emission centers in heterostructure nanowires

M Weiß, JB Kinzel, FJR Schülein, M Heigl… - Nano …, 2014 - ACS Publications
We probe and control the optical properties of emission centers forming in radial
heterostructure GaAs-Al0. 3Ga0. 7As nanowires and show that these emitters, located in …

Study of optical bistability/multistability and transparency in cavity-assisted-hybrid optomechanical system embedded with quantum dot molecules

R Kumar, MK Singh, S Mahajan… - Optical and Quantum …, 2024 - Springer
We theoretically explore optical bistability/multistability and transmission spectrum in a
hybrid optomechanical system consisting of quantum dot molecules in a semiconductor …

Atomistic simulations of laser-controlled exciton transfer and stabilization in symmetric double quantum dots

P Krause, JC Tremblay, A Bande - The Journal of Physical …, 2021 - ACS Publications
The creation, transfer, and stabilization of localized excitations are studied in a donor–
acceptor Frenkel exciton model in an atomistic treatment of reduced-size double quantum …

Droplet etching of deep nanoholes for filling with self-aligned complex quantum structures

A Küster, C Heyn, A Ungeheuer, G Juska… - Nanoscale research …, 2016 - Springer
Strain-free epitaxial quantum dots (QDs) are fabricated by a combination of Al local droplet
etching (LDE) of nanoholes in AlGaAs surfaces and subsequent hole filling with GaAs. The …