110 citations · 722 across the 40 of their papers we have counts for
11 papers · 1 filter
Epitaxial growth and characterization of multi-layer site-controlled InGaAs quantum dots based on the buried stressor method
Imad Limame, Ching-Wen Shih, Alexej Koltchanov +8
We report on the epitaxial growth, theoretical modeling, and structural as well as optical investigation of multi-layer, site-controlled quantum dots fabricated using the buried st…
Telecom band quantum dot technologies for long-distance quantum networks
Ying Yu, Shunfa Liu, Chang-Min Lee +5
A future quantum internet is expected to generate, distribute, store and process quantum bits (qubits) over the globe by linking different quantum nodes via quantum states of light…
Amplification of interlayer exciton emission in twisted WSe/WSe/MoSe heterotrilayers
Chirag C. Palekar, Paulo E. Faria Junior, Barbara Rosa +4
Transition metal dichalcogenide (TMDC) heterostructures have unique properties that depend on the twisting angle and stacking order of two or more monolayers. However, their practi…
Intermediate Field Coupling of Single Epitaxial Quantum Dots to Plasmonic Waveguides
Michael Seidel, Yuhui Yang, Thorsten Schumacher +6
Key requirements for quantum plasmonic nanocircuits are reliable single-photon sources, high coupling efficiency to the plasmonic structures and low propagation losses. Self-assemb…
High- lasing in photonic-defect semiconductor-dielectric hybrid microresonators with embedded InGaAs quantum dots
Kartik Gaur, Ching-Wen Shih, Imad Limame +6
We report an easy-to-fabricate microcavity design to produce optically pumped high- quantum dot microlasers. Our cavity concept is based on a buried photonic-defect for tight la…
Assessing the alignment accuracy of state-of-the-art deterministic fabrication methods for single quantum dot devices
Abdulmalik A. Madigawa, Jan N. Donges, Benedek Gaál +13
The realization of efficient quantum light sources relies on the integration of self-assembled quantum dots (QDs) into photonic nanostructures with high spatial positioning accurac…
Temperature dependent temporal coherence of metallic-nanoparticle-induced single-photon emitters in a WSe monolayer
Martin von Helversen, Lara Greten, Imad Limame +7
In recent years, much research has been undertaken to investigate the suitability of two-dimensional materials to act as single-photon sources with high optical and quantum optical…
Noise-induced dynamics and photon statistics in bimodal quantum-dot micropillar lasers
Yanqiang Guo, Jianfei Zhang, Xiaomin Guo +2
Emission characteristics of quantum-dot micropillar lasers (QDMLs) are located at the intersection of nanophotonics and nonlinear dynamics, which provides an ideal platform for stu…
Controlled Coherent Coupling in a Quantum Dot Molecule Revealed by Ultrafast Four-Wave Mixing Spectroscopy
Daniel Wigger, Johannes Schall, Marielle Deconinck +18
Semiconductor quantum dot molecules are considered as promising candidates for quantum technological applications due to their wide tunability of optical properties and coverage of…
Low-threshold lasing of optically pumped micropillar lasers with AlGaAs/AlGaAs distributed Bragg reflectors
Ching-Wen Shih, Imad Limame, Sebastian Krüger +4
We report on the design, realization and characterization of optically pumped micropillar lasers with low-absorbing AlGaAs/AlGaAs dielectric Bragg r…
Energy-time entanglement from a resonantly driven quantum dot three-level system
M. Hohn, K. Barkemeyer, M. von Helversen +8
Entanglement is a major resource in advanced quantum technology, where it can enable secure exchange of information over large distances. Energy-time entanglement is particularly a…