A Single-Photon Source Featuring Unity Efficiency And Unity Indistinguishability For Scalable Optical Quantum Information Processing

Project Information

UNITY

Grant agreement ID: 865230

DOI

10.3030/865230

EC signature date 20 December 2019

Start date 1 September 2020

End date 28 February 2027

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 2 119 637,00

EU contribution

€ 2 119 637,00

Coordinated by

DANMARKS TEKNISKE UNIVERSITET
Denmark

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (25)

Suppression of background emission for efficient single-photon generation in micropillar cavities

Author(s): Bi-Ying Wang, Teppo Häyrynen, Luca Vannucci, Martin Arentoft Jacobsen, Chao-Yang Lu, and Niels Gregersen
Published in: Applied Physics Letters, Issue 118, 2021, Page(s) 114003, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0044018

On-Demand Generation of Indistinguishable Photons in the Telecom C-Band Using Quantum Dot Devices

Author(s): Daniel A. Vajner; Paweł Holewa; Emilia Zięba-Ostój; Maja Wasiluk; Martin von Helversen; Aurimas Sakanas; Alexander Huck; Kresten Yvind; Niels Gregersen; Anna Musiał; Marcin Syperek; Elizaveta Semenova; Tobias Heindel
Published in: ACS Photonics, Issue 11, 2024, Page(s) 339-347, ISSN 2330-4022
Publisher: American Chemical Society
DOI: 10.1021/acsphotonics.3c00973

Technological implementation of a photonic Bier-Glas cavity

Author(s): Jonathan Jurkat, Magdalena Moczała-Dusanowska, Martin Arentoft Jacobsen, Ana Predojević, Tobias Huber, Niels Gregersen, Sven Höfling, and Christian Schneider
Published in: Physical Review Materials, Issue 5, 2021, Page(s) 064603, ISSN 2475-9953
Publisher: American Physical Society
DOI: 10.1103/physrevmaterials.5.064603

High-purity and stable single-photon emission in bilayer WSe2 via phonon-assisted excitation

Author(s): Claudia Piccinini, Athanasios Paralikis, José Ferreira Neto, Abdulmalik A. Madigawa, Paweł Wyborski, Vikas Remesh, Luca Vannucci, Niels Gregersen, Battulga Munkhbat
Published in: Communications Physics, Issue 8, 2025, Page(s) 158, ISSN 2399-3650
Publisher: Nature Publishing Group
DOI: 10.1038/s42005-025-02080-7

Bright Quantum Dot Single-Photon Emitters at Telecom Bands Heterogeneously Integrated on Si

Author(s): Paweł Holewa, Aurimas Sakanas, Ugur M. Gür, Paweł Mrowiński, Alexander Huck, Bi-Ying Wang, Anna Musiał, Kresten Yvind, Niels Gregersen, Marcin Syperek, Elizaveta Semenova
Published in: ACS Photonics, Issue 9, 2022, Page(s) 2273–2279, ISSN 2330-4022
Publisher: American Chemical Society
DOI: 10.1021/acsphotonics.2c00027

High-throughput quantum photonic devices emitting indistinguishable photons in the telecom C-band

Author(s): Paweł Holewa, Daniel A. Vajner, Emilia Zięba-Ostój, Maja Wasiluk, Benedek Gaál, Aurimas Sakanas, Marek Burakowski, Paweł Mrowiński, Bartosz Krajnik, Meng Xiong, Kresten Yvind, Niels Gregersen, Anna Musiał, Alexander Huck, Tobias Heindel, Marcin Syperek, Elizaveta Semenova
Published in: Nature Communications, Issue 15, 2024, Page(s) 3358, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-024-47551-7

Circular Bragg grating single-photon source design exploiting extreme dielectric confinement

Author(s): Yueguang Zhou, George Kountouris, Yujing Wang, Kresten Yvind, Jesper Mørk, Niels Gregersen, Minhao Pu
Published in: Materials for Quantum Technology, Issue 4, 2024, Page(s) 046201, ISSN 2633-4356
Publisher: IOP Publishing
DOI: 10.1088/2633-4356/ad7fc1

Photonic “hourglass” design beyond the standard bulk model of phonon decoherence

Author(s): José Ferreira Neto, Benedek Gaál, Luca Vannucci, Niels Gregersen
Published in: APL Quantum, Issue 2, 2025, Page(s) 016103, ISSN 2835-0103
Publisher: AIP Publishing
DOI: 10.1063/5.0231204

"Single-photon emitters in <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:msub><mml:mi mathvariant=""normal"">WSe</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:math>: Critical role of phonons on excitation schemes and indistinguishability"

Author(s): Luca Vannucci, José Ferreira Neto, Claudia Piccinini, Athanasios Paralikis, Niels Gregersen, Battulga Munkhbat
Published in: Physical Review B, Issue 109, 2024, Page(s) 245304, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/physrevb.109.245304

Microresonator-enhanced quantum dot single-photon emission in GaAs-on-insulator platform

Author(s): Yueguang Zhou, Yuhui Yang, Imad Limame, Priyabrata Mudi, Marcel Hohn, Claudia Piccinini, Battulga Munkhbat, Yann Genuist, Jean-Michel Gérard, Julien Claudon, Kresten Yvind, Niels Gregersen, Stephan Reitzenstein, Minhao Pu
Published in: Materials for Quantum Technology, Issue 4, 2024, Page(s) 045401, ISSN 2633-4356
Publisher: IOP Publishing
DOI: 10.1088/2633-4356/ad88cb

Highly efficient and indistinguishable single-photon sources via phonon-decoupled two-color excitation

Author(s): Luca Vannucci, Niels Gregersen
Published in: Physical Review B, Issue 107, 2023, Page(s) 195306, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/physrevb.107.195306

Tailoring Polarization in WSe2 Quantum Emitters through Deterministic Strain Engineering

Author(s): Battulga Munkhbat, Athanasios Paralikis, Claudia Piccinini, Abdulmalik Madigawa, Pietro Metuh, Luca Vannucci, Niels Gregersen
Published in: npj 2D Materials and Applications, Issue 8, 2024, Page(s) 59, ISSN 2397-7132
Publisher: Springer Nature
DOI: 10.21203/rs.3.rs-4137633/v1

GaAs-on-insulator ridge waveguide nanobeam cavities with integrated InAs quantum dots

Author(s): Yueguang Zhou, Yuhui Yang, Yujing Wang, Aris Koulas-Simos, Chirag C Palekar, Imad Limame, Shulun Li, Hanqing Liu, Haiqiao Ni, Zhichuan Niu, Kresten Yvind, Niels Gregersen, Minhao Pu, Stephan Reitzenstein
Published in: Materials for Quantum Technology, Issue 4, 2024, Page(s) 025403, ISSN 2633-4356
Publisher: IOP Publishing
DOI: 10.1088/2633-4356/ad5823

Open-geometry modal method based on transverse electric and transverse magnetic mode expansion for orthogonal curvilinear coordinates

Author(s): Uğur Meriç Gür, Michael Mattes, Samel Arslanagić, and Niels Gregersen
Published in: Physical Review E, Issue 103, 2021, Page(s) 033301, ISSN 2470-0053
Publisher: American Physical Society
DOI: 10.1103/physreve.103.033301

Performance of the nanopost single-photon source: beyond the single-mode model

Author(s): Martin Arentoft Jacobsen, Yujing Wang, Luca Vannucci, Julien Claudon, Jean-Michel Gérard, Niels Gregersen
Published in: Nanoscale, Issue 15, 2023, Page(s) 6156-6169, ISSN 1473-7604
Publisher: Royal Society of Chemistry
DOI: 10.1039/d2nr07132k

Assessing the Alignment Accuracy of State-of-the-Art Deterministic Fabrication Methods for Single Quantum Dot Devices

Author(s): Abdulmalik A. Madigawa, Jan N. Donges, Benedek Gaál, Shulun Li, Martin Arentoft Jacobsen, Hanqing Liu, Deyan Dai, Xiangbin Su, Xiangjun Shang, Haiqiao Ni, Johannes Schall, Sven Rodt, Zhichuan Niu, Niels Gregersen, Stephan Reitzenstein, Battulga Munkhbat
Published in: ACS Photonics, Issue 11, 2024, Page(s) 1012-1023, ISSN 2330-4022
Publisher: American Chemical Society
DOI: 10.1021/acsphotonics.3c01368

Quantum dots for photonic quantum information technology

Author(s): Tobias Heindel, Je-Hyung Kim, Niels Gregersen, Armando Rastelli and Stephan Reitzenstein
Published in: Advances in Optics and Photonics, Issue 15, 2023, Page(s) 613-738, ISSN 1943-8206
Publisher: The Optical Society
DOI: 10.1364/aop.490091

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 and Niels Gregersen
Published in: Applied Physics Letters, Issue 121, 2022, Page(s) 170501, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0107624

Optical Constants of Several Multilayer Transition Metal Dichalcogenides Measured by Spectroscopic Ellipsometry in the 300−1700 nm Range: High Index, Anisotropy, and Hyperbolicity

Author(s): Battulga Munkhbat, Piotr Wróbel, Tomasz J. Antosiewicz, Timur O. Shegai
Published in: ACS Photonics, Issue 9, 2022, Page(s) 2398−2407, ISSN 2330-4022
Publisher: American Chemical Society
DOI: 10.1021/acsphotonics.2c00433

Near-unity efficiency in ridge waveguide-based, on-chip single-photon sources

Author(s): Yujing Wang, Luca Vannucci, Sven Burger and Niels Gregersen
Published in: Materials for Quantum Technology, Issue 2, 2022, Page(s) 045004, ISSN 2633-4356
Publisher: IOP Publishing
DOI: 10.1088/2633-4356/aca8e8

SUPER excitation of quantum emitters is a multi-photon process

Author(s): Luca Vannucci, Niels Gregersen
Published in: Optics Express, Issue 32, 2024, Page(s) 35381, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.533998

One-dimensional photonic wire as a single-photon source: Implications of cavity QED to a phonon bath of reduced dimensionality

Author(s): José Ferreira Neto, Matias Bundgaard-Nielsen, Niels Gregersen, Luca Vannucci
Published in: Physical Review B, Issue 110, 2024, Page(s) 115308, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/physrevb.110.115308

Ultra-small mode area V-groove waveguide design for on-chip single-photon emission

Author(s): Yueguang Zhou; Yujing Wang; Kresten Yvind; Niels Gregersen; Minhao Pu
Published in: Optics Express, Issue 32, 2024, Page(s) 2884-2893, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.515904

Elliptical micropillar cavity design for highly efficient polarized emission of single photons

Author(s): Uğur Meriç Gür, Michael Mattes, Samel Arslanagić, and Niels Gregersen
Published in: Applied Physics Letters, Issue 118, 2021, Page(s) 061101, ISSN 0003-6951
Publisher: American Institute of Physics
DOI: 10.1063/5.0041565

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, Issue 30, 2022, Page(s) 11973-11985, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.453164