High-rate entanglement between a semiconductor spin and indistinguishable photons

N Coste, DA Fioretto, N Belabas, SC Wein, P Hilaire… - Nature …, 2023 - nature.com
Photonic graph states—quantum light states where multiple photons are mutually entangled—
are key resources for optical quantum technologies. They are notably at the core of error …

Sequential generation of linear cluster states from a single photon emitter

D Istrati, Y Pilnyak, JC Loredo, C Antón… - Nature …, 2020 - nature.com
Light states composed of multiple entangled photons—such as cluster states—are essential
for developing and scaling-up quantum computing networks. Photonic cluster states can be …

Reproducibility of high-performance quantum dot single-photon sources

H Ollivier, I Maillette de Buy Wenniger, S Thomas… - ACS …, 2020 - ACS Publications
Single-photon sources based on semiconductor quantum dots have emerged as an
excellent platform for high efficiency quantum light generation. However, scalability remains …

Giant optical polarisation rotations induced by a single quantum dot spin

E Mehdi, M Gundín, C Millet, N Somaschi… - Nature …, 2024 - nature.com
In the framework of optical quantum computing and communications, a major objective
consists in building receiving nodes implementing conditional operations on incoming …

Photon-number entanglement generated by sequential excitation of a two-level atom

SC Wein, JC Loredo, M Maffei, P Hilaire, A Harouri… - Nature …, 2022 - nature.com
Entanglement and spontaneous emission are fundamental quantum phenomena that drive
many applications of quantum physics. During the spontaneous emission of light from an …

Demultiplexed single-photon source with a quantum dot coupled to microresonator

MV Rakhlin, AI Galimov, IV Dyakonov… - Journal of …, 2023 - Elsevier
The characteristics of a single-photon emitter based on a semiconductor quantum dot, such
as their indistinguishability and brightness, depend on the stability of the recombination …

Source of indistinguishable single photons based on epitaxial InAs/GaAs quantum dots for integration in quantum computing schemes

AI Galimov, MV Rakhlin, GV Klimko, YM Zadiranov… - JETP Letters, 2021 - Springer
The characteristics of single photons emitted by columnar microstructures based on epitaxial
microcavity heterostructures with distributed Bragg reflectors, which include self-organized …

Magnetic-field-engineered optical nonlinearity and optical high-order sideband

J Li, C Ding, Y Wu - Physical Review A, 2021 - APS
Achieving strong optical nonlinearity in a low excitation power level is crucial in micro-and
nanophotonics, central to many applications. Here, we explore optical linear and nonlinear …

Controlling photon polarisation with a single quantum dot spin

E Mehdi, M Gundin-Martinez, C Millet… - arXiv preprint arXiv …, 2022 - arxiv.org
In the framework of optical quantum computing and communications, a major objective
consists in building receiving nodes that implement conditional operations on incoming …

Resonant Two-Laser Spin-State Spectroscopy of a Negatively Charged Quantum-Dot–Microcavity System with a Cold Permanent Magnet

P Steindl, T van der Ent, H van der Meer, JA Frey… - Physical Review …, 2023 - APS
A high-efficiency spin-photon interface is an essential piece of quantum hardware necessary
for various quantum technologies. Self-assembled (In, Ga) As quantum dots have excellent …