Quantum Dots for Photonic Quantum Information Technologies

Deliverables

Websites, patent fillings, videos etc. (1)

Project website

Project website.

Demonstrators, pilots, prototypes (1)

Design and simulations of 0.90 coupling efficiency SPS.

Design and simulations of 090 coupling efficiency SPS

Open Research Data Pilot (1)

Data Management plan

Data Management plan.

Other (2)

Summer School 1 for 5 ECTS

Summer School 1 for 5 ECTS.

Summer School 2 for 5 ECTS

Documents, reports (2)

Report on low QD density wafer with optimized noise, wavelength and coupling.

Report on low QD density wafer with optimized noise wavelength and coupling

Supervisory Board of the network

Supervisory Board of the network submitted as a report. All committees will also be defined as well as the procedures of the network.

Publications

Conference proceedings (2)

Highly coherent single photon emission from charge tunable GaAs quantum dots

Author(s): Giang N. Nguyen, Liang Zhai, Matthias C. Löbl, Clemens Spinnler, Alisa Javadi, Julian Ritzmann, Andreas D. Wieck, Arne Ludwig, Richard J. Warburton
Published in: Bulletin of the American Physical Society, 2021
Publisher: American Physical Society

Strong Purcell Enhancement in a “Nanopost” Single-Photon Source

Author(s): Yujing Wang, Andreas Dyhl Østerkryger, Julien Claudon, Jean-Michel Gérard, Niels Gregersen
Published in: Conference on Lasers and Electro-Optics, 2021, Page(s) JW1A.124, ISBN 978-1-943580-91-0
Publisher: OSA
DOI: 10.1364/cleo_at.2021.jw1a.124

Peer reviewed articles (6)

Optically driving the radiative Auger transition

Author(s): Clemens Spinnler, Liang Zhai, Giang N. Nguyen, Julian Ritzmann, Andreas D. Wieck, Arne Ludwig, Alisa Javadi, Doris E. Reiter, Paweł Machnikowski, Richard J. Warburton, Matthias C. Löbl
Published in: Nature Communications, 2021, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-021-26875-8

Charge Tunable GaAs Quantum Dots in a Photonic n-i-p Diode

Author(s): Hans Georg Babin, Julian Ritzmann, Nikolai Bart, Marcel Schmidt, Timo Kruck, Liang Zhai, Matthias C. Löbl, Giang N. Nguyen, Clemens Spinnler, Leonardo Ranasinghe, Richard J. Warburton, Christian Heyn, Andreas D. Wieck, Arne Ludwig
Published in: Nanomaterials, 11/10, 2021, Page(s) 2703, ISSN 2079-4991
Publisher: MDPI
DOI: 10.3390/nano11102703

Near-unity efficiency and photon indistinguishability for the “hourglass” single-photon source using suppression of the background emission

Author(s): Benedek Gaál, Martin Arentoft Jacobsen, Luca Vannucci, Julien Claudon, Jean-Michel Gérard, Niels Gregersen
Published in: Applied Physics Letters, 00036951, 2022, Page(s) 170501, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0107624

Design and fabrication of ridge waveguide-based nanobeam cavities for on-chip single-photon sources

Author(s): Uğur Meriç Gür, Yuhui Yang, Johannes Schall, Ronny Schmidt, Arsenty Kaganskiy, Yujing Wang, Luca Vannucci, Michael Mattes, Samel Arslanagić, Stephan Reitzenstein, and Niels Gregersen
Published in: Optics Express, 30, 2022, Page(s) 11973-11985, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.453164

A nanowire optical nanocavity for broadband enhancement of spontaneous emission

Author(s): Saptarshi Kotal, Alberto Artioli, Yujing Wang, Andreas Dyhl Osterkryger, Matteo Finazzer, Romain Fons, Yann Genuist, Joël Bleuse, Jean-Michel Gérard, Niels Gregersen, Julien Claudon
Published in: Applied Physics Letters, 118/19, 2021, Page(s) 194002, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0045834

Influence of molecular beam effusion cell quality on optical and electrical properties of quantum dots and quantum wells

Author(s): G.N. Nguyen, A.R. Korsch, M. Schmidt, C. Ebler, P.A. Labud, R. Schott, P. Lochner, F. Brinks, A.D. Wieck, A. Ludwig
Published in: Journal of Crystal Growth, 2020, Page(s) 125884, ISSN 0022-0248
Publisher: Elsevier BV
DOI: 10.1016/j.jcrysgro.2020.125884