90 citations · 283 across the 13 of their papers we have counts for
10 papers · 1 filter
Self-aligned photonic defect microcavities with site-controlled quantum dots
C. -W. Shih, I. Limame, C. C. Palekar +4
Despite the superiority in quantum properties, self-assembled semiconductor quantum dots face challenges in terms of scalable device integration because of their random growth posi…
Spin-lasing in bimodal quantum dot micropillar cavities
Niels Heermeier, Tobias Heuser, Jan Große +6
Spin-controlled lasers are highly interesting photonic devices and have been shown to provide ultra-fast polarization dynamics in excess of 200 GHz. In contrast to conventional sem…
Directional single-photon emission from deterministic quantum dot waveguide structures
Paweł Mrowiński, Peter Schnauber, Arsenty Kaganskiy +4
Chiral light-matter interaction can lead to directional emission of two-level light emitters in waveguides. This interesting physics effect has raised considerable attention in rec…
Directional emission of a deterministically fabricated quantum dot - Bragg reflection multi-mode waveguide system
Paweł Mrowiński, Peter Schnauber, Philipp Gutsche +5
We report on the experimental study and numerical analysis of chiral light-matter coupling in deterministically fabricated quantum dot (QD) waveguide structures. We apply in-situ e…
A deterministically fabricated spectrally-tunable quantum dot based single-photon source
S. Fischbach, M. v. Helversen, M. Schmidt +6
Spectrally-tunable quantum-light sources are key elements for the realization of long-distance quantum communication. A deterministically fabricated single-photon source with a pho…
Micropillars with a controlled number of site-controlled quantum dots
Arsenty Kaganskiy, Fabian Gericke, Tobias Heuser +3
We report on the realization of micropillars with site-controlled quantum dots (SCQDs) in the active layer. The SCQDs are grown via the buried stressor approach which allows for th…
Enhancing the photon-extraction efficiency of site-controlled quantum dots by deterministically fabricated microlenses
Arsenty Kaganskiy, Sarah Fischbach, Andre Strittmatter +3
We report on the realization of scalable single-photon sources (SPSs) based on single site-controlled quantum dots (SCQDs) and deterministically fabricated microlenses. The fabrica…
A stand-alone fiber-coupled single-photon source
Alexander Schlehahn, Sarah Fischbach, Ronny Schmidt +5
In this work, we present a stand-alone and fiber-coupled quantum-light source. The plug-and-play device is based on an optically driven quantum dot delivering single photons via an…
Resonance fluorescence of a site-controlled quantum dot realized by the buried-stressor growth technique
Max Strauss, Arsenty Kaganskiy, Robert Voigt +5
Site-controlled growth of semiconductor quantum dots (QDs) represents a major advancement to achieve scalable quantum technology platforms. One immediate benefit is the determinist…
Impact of phonons on dephasing of individual excitons in deterministic quantum dot microlenses
T. Jakubczyk, V. Delmonte, S. Fischbach +12
Optimized light-matter coupling in semiconductor nanostructures is a key to understand their optical properties and can be enabled by advanced fabrication techniques. Using in-situ…