Scalable integrated single-photon source

R Uppu, FT Pedersen, Y Wang, CT Olesen… - Science …, 2020 - science.org
Photonic qubits are key enablers for quantum information processing deployable across a
distributed quantum network. An on-demand and truly scalable source of indistinguishable …

Fiber-coupled quantum light sources based on solid-state quantum emitters

L Bremer, S Rodt, S Reitzenstein - Materials for Quantum …, 2022 - iopscience.iop.org
Photonic quantum technology is essentially based on the exchange of individual photons as
information carriers. Therefore, the development of practical single-photon sources that emit …

Deterministic photon source interfaced with a programmable silicon-nitride integrated circuit

Y Wang, CFD Faurby, F Ruf, PI Sund, K Nielsen… - npj Quantum …, 2023 - nature.com
We develop a quantum photonic platform that interconnects a high-quality quantum dot
single-photon source and a low-loss photonic integrated circuit made in silicon nitride. The …

Coherent spin-photon interface with waveguide induced cycling transitions

MH Appel, A Tiranov, A Javadi, MC Löbl, Y Wang… - Physical review …, 2021 - APS
Solid-state quantum dots are promising candidates for efficient light-matter interfaces
connecting internal spin degrees of freedom to the states of emitted photons. However …

Unity yield of deterministically positioned quantum dot single photon sources

P Laferrière, E Yeung, I Miron, DB Northeast… - Scientific Reports, 2022 - nature.com
We report on a platform for the production of single photon devices with a fabrication yield of
100%. The sources are based on InAsP quantum dots embedded within position-controlled …

Near transform-limited quantum dot linewidths in a broadband photonic crystal waveguide

FT Pedersen, Y Wang, CT Olesen, S Scholz… - ACS …, 2020 - ACS Publications
Planar nanophotonic structures enable broadband, near-unity coupling of emission from
quantum dots embedded within, thereby realizing ideal single-photon sources. The …

A unipolar quantum dot diode structure for advanced quantum light sources

T Strobel, JH Weber, M Schmidt, L Wagner, L Engel… - Nano Letters, 2023 - ACS Publications
Triggered, indistinguishable single photons are crucial in various quantum photonic
implementations. Here, we realize a novel n+–i–n++ diode structure embedding …

A single-photon emitter coupled to a phononic-crystal resonator in the resolved-sideband regime

C Spinnler, GN Nguyen, Y Wang, L Zhai… - Nature …, 2024 - nature.com
A promising route towards the deterministic creation and annihilation of single-phonons is to
couple a single-photon emitter to a mechanical resonator. The challenge lies in reaching the …

Suppressing the effect of the wetting layer through AlAs capping in InAs/GaAs QD structures for solar cells applications

N Ruiz, D Fernández, L Stanojević, T Ben, S Flores… - Nanomaterials, 2022 - mdpi.com
Recently, thin AlAs capping layers (CLs) on InAs quantum dot solar cells (QDSCs) have
been shown to yield better photovoltaic efficiency compared to traditional QDSCs. Although …

[HTML][HTML] Effect of the AlAs capping layer thickness on the structure of InAs/GaAs QD

N Ruiz-Marín, DF Reyes, L Stanojević, T Ben… - Applied Surface …, 2022 - Elsevier
Recently, very thin AlAs capping layers (CLs) have been proposed as a useful tool to
increase the performance of InAs/GaAs quantum dot (QDs) devices. However, the structure …