Scientific publications

We recognise the pivotal role that scientific publications play in disseminating valuable knowledge.

Explore our published scientific articles below and learn more about the results of our efforts at QIA.

The list of all our preprints can be found here.


Transmission of light–matter entanglement over a metropolitan network

Jelena V. Rakonjac, Samuele Grandi, Sören Wengerowsky, Dario Lago-Rivera, Félicien Appas, and Hugues de Riedmatten

Optica Quantum 1, 94-102 (2023) - Published on 18 December 2023


Requirements for a processing-node quantum repeater on a real-world fiber grid

Guus Avis, Francisco Ferreira da Silva, Tim Coopmans, Axel Dahlberg, Hana Jirovská, David Maier, Julian Rabbie, Ariana Torres-Knoop, Stephanie Wehner

npj Quantum Inf 9, 100 (2023) - Published on 14 October 2023


An Architecture for Control of Entanglement Generation Switches in Quantum Networks

S. Gauthier, G. Vardoyan and S. Wehner

IEEE Transactions on Quantum Engineering, vol. 4, pp. 1-17 (2023) - Published on 27 September 2023


A Control Architecture for Entanglement Generation Switches in Quantum Networks

Scarlett Gauthier, Gayane Vardoyan, Stephanie Wehner

QuNet ’23: Proceedings of the 1st Workshop on Quantum Networks and Distributed Quantum Computing (2023) - Published on 10 September 2023


A Modular Quantum Compilation Framework for Distributed Quantum Computing

Davide Ferrari, Stefano Carretta, and Michele Amoretti

IEEE Transactions on Quantum Engineering - Published 18 August 2023


Telecom-Wavelength Quantum Repeater Node Based on a Trapped-Ion Processor

V. Krutyanskiy, M. Canteri, M. Meraner, J. Bate, V. Krcmarsky, J. Schupp, N. Sangouard, and B. P. Lanyon

Phys. Rev. Letter 130, 213601 - Published on 22 May 2023


On-chip spin-photon entanglement based on photon-scattering of a quantum dot

Ming Lai Chan, Alexey Tiranov, Martin Hayhurst Appel, Ying Wang, Leonardo Midolo, Sven Scholz, Andreas D. Wieck, Arne Ludwig, Anders Søndberg Sørensen and Peter Lodahl

npj Quantum Information volume 9, Article number: 49 (2023) - Published: 19 May 2023


Optimal entanglement distribution policies in homogeneous repeater chains with cutoffs

Álvaro G. Iñesta, Gayane Vardoyan, Lara Scavuzzo, Stephanie Wehner

npj Quantum Inf 9, 46 (2023) - Published on 6 May 2023


Long distance multiplexed quantum teleportation from a telecom photon to a solid-state qubit

Dario Lago-Rivera , Jelena V. Rakonjac, Samuele Grandi and Hugues de Riedmatten

Nature Communications 14, Article number: 1889 (2023) - Published on 05 April 2023


Entanglement of Trapped-Ion Qubits Separated by 230 Meters

V. Krutyanskiy, M. Galli, V. Krcmarsky, S. Baier, D. A. Fioretto, Y. Pu, A. Mazloom, P. Sekatski, M. Canteri, M. Teller, J. Schupp, J. Bate, M. Meraner, N. Sangouard, B. P. Lanyon, and T. E. Northup

Phys. Rev. Lett. 130, 050803 - Published on 02 February 2023


Integrating a fiber cavity into a wheel trap for strong ion–cavity coupling

Markus Teller, Viktor Messerer, Klemens Schüppert, Yueyang Zou, Dario A. Fioretto, Maria Galli, Philip C. Holz, Jakob Reichel, and Tracy E. Northup

AVS Quantum Science Vol. 5, Issue 1 - Published on 25 January 2023


Entangling remote qubits using the single-photon protocol: an in-depth theoretical and experimental study

S.L.N. Hermans, M. Pompili, L. Dos Santos, A.R.-P. Montblanch, H.K.C. Beukers, S.Baier, J. Borregaard, R. Hanson

New J. Phys. 25 013011 - Published on 18 January 2023


Analysis of multipartite entanglement distribution using a central quantum-network node

Guus Avis, Filip Rozpędek, Stephanie Wehner

Phys. Rev. A 107, 012609 (2023) - Published on 17 January 2023



Robust quantum-network memory based on spin qubits in isotopically engineered diamond

C. E. Bradley, S. W. de Bone, P. F. W. Moller, S. Baier, M. J. Degen, S. J. H. Loenen, H. P. Bartling, M. Markham, D. J. Twitchen, R. Hanson, D. Elkouss, T. H. Taminiau

npj Quantum Information volume 8, 122 (2022) - PUblished on 18 October 2022


Experimental demonstration of entanglement delivery using a quantum network stack

M. Pompili, C. Delle Donne, I. te Raa, B. van der Vecht, M. Skrzypczyk, G. Ferreira, L. de Kluijver, A. J. Stolk, S. L. N. Hermans, P. Pawełczak, W. Kozlowski, R. Hanson, S. Wehner

npj Quantum Information volume 8, 121 (2022) - Published on 15 October 2022


Fidelity measurement of a multiqubit cluster state with minimal effort

Konstantin Tiurev and Anders S. Sørensen

Phys. Rev. Research 4, 033162 – Published 29 August 2022


Efficient generation of entangled multiphoton graph states from a single atom

Philip Thomas, Leonardo Ruscio, Olivier Morin and Gerhard Rempe

Nature 608, 677–681 (2022) - Published on 24 August 2022


Quantum state transfer between a frequency-encoded photonic qubit and a quantum-dot spin in a nanophotonic waveguide

Ming Lai Chan, Ziv Aqua, Alexey Tiranov, Barak Dayan, Peter Lodahl, and Anders S. Sørensen

Phys. Rev. A 105, 062445 – Published 24 June 2022


NetQASM – a low-level instruction set architecture for hybrid quantum-classical programs in a quantum internet

Axel Dahlberg, Bart van der Vecht, Carlo Delle Donne, Matthew Skrzypczyk, Ingmar te Raa, Wojciech Kozlowski, Stephanie Wehner

Quantum Science and Technology 7 035023 - Published on 20 June 2022

Paper pdf

Entangling a Hole Spin with a Time-Bin Photon: A Waveguide Approach for Quantum Dot Sources of Multiphoton Entanglement

Martin Hayhurst Appel, Alexey Tiranov, Simon Pabst, Ming Lai Chan, Christian Starup, Ying Wang, Leonardo Midolo, Konstantin Tiurev, Sven Scholz, Andreas D. Wieck, Arne Ludwig, Anders Søndberg Sørensen, and Peter Lodahl

Phys. Rev. Lett. 128, 233602 – Published 8 June 2022


Qubit teleportation between non-neighboring nodes in a quantum network

S.L.N.Hermans*, M.Pompili*, H.K.C.Beukers, S.Baier, J.Borregaard, R.Hanson

Nature 605, 663–668 - Published on 25 May 2022

Paper arXiv pdf

Fault-tolerant operation of a logical qubit in a diamond quantum processor

M. H. Abobeih, Y. Wang, J. Randall, S. J. H. Loenen, C. E. Bradley, M. Markham, D. J. Twitchen, B. M. Terhal and T. H. Taminiau

Nature (2022) - Published 5 May 2022


Spin-Optical Dynamics and Quantum Efficiency of a Single V1 Center in Silicon Carbide

N. Morioka, D. Liu, Ö. O. Soykal, I. Gediz, C. Babin, R. Stöhr, T. Ohshima, N. T. Son, J. Ul-Hassan, F. Kaiser, and J. Wrachtrup

Physical Review Applied - Published 03 May 2022


Silicon Carbide Photonics Bridging Quantum Technology

S. Castelletto, A. Peruzzo, C. Bonato, B. C. Johnson, M. Radulaski, H. Ou, F. Kaiser, and J. Wrachtrup

ACS Photonics - Published on 18 April 2022


Benchmarking of Quantum Protocols

Chin-Te Liao, Sima Bahrani, Francisco Ferreira da Silva & Elham Kashefi

Sci Rep 12, 5298 (2022) - Published 28 March 2022


Local and scalable detection of genuine multipartite single-photon entanglement

Patrik Caspar, Enky Oudot, Pavel Sekatski, Nicolas Maring, Anthony Martin, Nicolas Sangouard, Hugo Zbinden, and Rob Thew

Quantum 6, 671 (2022) - Published 22 March 2022


Storage of photonic time-bin qubits for up to 20 ms in a rare-earth doped crystal

Antonio Ortu, Adrian Holzäpfel, Jean Etesse & Mikael Afzelius

npj Quantum Inf 8, 29 (2022) - Published 15 March 2022


Entanglement of Spin-Pair Qubits with Intrinsic Dephasing Times Exceeding a Minute

H. P. Bartling, M. H. Abobeih, B. Pingault, M. J. Degen, S. J. H. Loenen, C. E. Bradley, J. Randall, M. Markham, D. J. Twitchen, and T. H. Taminiau

Phys. Rev. X 12, 011048 - Published 14 March 2022


High-fidelity multi-photon-entangled cluster state with solid-state quantum emitters in photonic nanostructures

Konstantin Tiurev, Martin Hayhurst Appel, Pol Llopart Mirambell, Mikkel Bloch Lauritzen, Alexey Tiranov, Peter Lodahl, and Anders Søndberg Sørensen

Physical Review A, 105, L030601 - Published 2 March 2022


Designing quantum networks using preexisting infrastructure

Julian Rabbie, Kaushik Chakraborty, Guus Avis and Stephanie Wehner

npj Quantum Inf 8, 5 (2022) - Published 28 January 2022

Paper - Open Data

Renormalization group analysis of near-field induced dephasing of optical spin waves in an atomic medium

S Grava, Y He, S Wu and D E Chang

New J. Phys. 24, 013031 (2022) - Published 24 January 2022


Improved analytical bounds on delivery times of long-distance entanglement

Tim Coopmans, Sebastiaan Brand, and David Elkouss

Phys. Rev. A 105, 012608 (2022) - Published 20 January 2022

Paper - Open Data

Cryptographic approach to quantum metrology

Nathan Shettell, Elham Kashefi, and Damian Markham

Phys. Rev. A 105, L010401 - Published 4 January 2022



Long-Lived Solid-State Optical Memory for High-Rate Quantum Repeaters

Mohsen Falamarzi Askarani, Antariksha Das, Jacob H. Davidson, Gustavo C. Amaral, Neil Sinclair, Joshua A. Slater, Sara Marzban, Charles W. Thiel, Rufus L. Cone, Daniel Oblak, and Wolfgang Tittel

Phys. Rev. Lett. 127, 220502 - Published 22 November 2021

Paper - Open Data

Entanglement between a Telecom Photon and an On-Demand Multimode Solid-State Quantum Memory

Jelena V. Rakonjac, Dario Lago-Rivera, Alessandro Seri, Margherita Mazzera, Samuele Grandi, and Hugues de Riedmatten

Phys. Rev. Lett. 127, 210502 - Published 19 November 2021

Paper - Open Data

Fabrication and nanophotonic waveguide integration of silicon carbide colour centres with preserved spin-optical coherence

Charles Babin, Rainer Stöhr, Naoya Morioka, Tobias Linkewitz, Timo Steidl, Raphael Wörnle, Di Liu, Erik Hesselmeier, Vadim Vorobyov, Andrej Denisenko, Mario Hentschel, Christian Gobert, Patrick Berwian, Georgy V. Astakhov, Wolfgang Knolle, Sridhar Majety, Pranta Saha, Marina Radulaski, Nguyen Tien Son, Jawad Ul-Hassan, Florian Kaiser & Jörg Wrachtrup

Nat. Mater. 21, 67 (2022) - Published 18 November 2021

Paper - Open Data

Fidelity of time-bin-entangled multiphoton states from a quantum emitter

Konstantin Tiurev, Pol Llopart Mirambell, Mikkel Bloch Lauritzen, Martin Hayhurst Appel, Alexey Tiranov, Peter Lodahl, and Anders Søndberg Sørensen

Phys. Rev. A 104, 052604 - Published 10 November 2021


On the quantum performance evaluation of two distributed quantum architectures

Gayane Vardoyan, Matthew Skrzypczyk, and Stephanie Wehner

Performance evaluation 153 (2022) 102242 - Published 13 October 2021


Measurement of the thulium ion spin Hamiltonian in an yttrium gallium garnet host crystal

Jacob H. Davidson, Philip J. T. Woodburn, Aaron D. Marsh, Kyle J. Olson, Adam Olivera, Antariksha Das, Mohsen Falamarzi Askarani, Wolfgang Tittel, Rufus L. Cone, and Charles W. Thiel

Phys. Rev. B 104, 134103 - Published 11 October 2021

Paper - Open Data

Interface between Trapped-Ion Qubits and Traveling Photons with Close-to-Optimal Efficiency

Schupp, Josef; Krcmarsky, Vojtech; Krutianskii, Viktor; Meraner, Martin; Northup, Tracy E.; Lanyon, Ben P.

PRX Quantum 2, 020331 Published 1 June 2021

Paper - Open Data

Detecting an Itinerant Optical Photon Twice without Destroying It

Emanuele Distante, Severin Daiss, Stefan Langenfeld, Lukas Hartung, Philip Thomas, Olivier Morin, Gerhard Rempe, and Stephan Welte

Phys. Rev. Lett. 126, 253603 – Published 25 June 2021

Paper - Open Data

Quantum Repeater Node Demonstrating Unconditionally Secure Key Distribution

S. Langenfeld, P. Thomas, O. Morin, and G. Rempe

Phys. Rev. Lett. 126, 230506 – Published 11 June 2021

Paper - Open Data

A nondestructive Bell-state measurement on two distant atomic qubits

Hacker, B., Welte, S., Daiss, S. et al.

Nature Photon 15, 504-509 (2021) Published 3 May 2021

Paper - Open Data

Quantum Teleportation between Remote Qubit Memories with Only a Single Photon as a Resource

Stefan Langenfeld, Stephan Welte, Lukas Hartung, Severin Daiss, Philip Thomas, Olivier Morin, Emanuele Distante, and Gerhard Rempe

Phys. Rev. Lett. 126, 130502 – Published 30 March 2021

Paper - Open Data

Nondestructive detection of photonic qubits

Dominik Niemietz, Pau Farrera, Stefan Langenfeld and Gerhard Rempe

Nature 591, 570-574 (2021) Published 24 March 2021

Paper - Open Data

A quantum-logic gate between distant quantum-network modules

Severin Daiss, Stefan Langenfeld, Stephan Welte, Emanuele Distante, Philip Thomas, Lukas Hartung, Olivier Morin, Gerhard Rempe

Science 371, 614-617 (2021) Published 5 February 2021

Paper - Open Data

Optical and spin manipulation of non-Kramers rare-earth ions in a weak magnetic field for quantum memory applications

J. Etesse, A. Holzäpfel, A. Ortu, and M. Afzelius

Phys. Rev. A 103, 022618 (2021) Published 26 February 2021


Telecom-heralded entanglement between remote multimode solid-state quantum memories

Dario Lago-Rivera, Samuele Grandi, Jelena V. Rakonjac, Alessandro Seri, Hugues de Riedmatten

Nature 594, 37-40 (2021) - Published 2 June 2021


Cyclic cooling of quantum systems at the saturation limit

Sebastian Zaiser, Chun Tung Cheung, Sen Yang, Durga Bhaktavatsala Rao Dasari, Sadegh Raeisi & Jörg Wrachtrup

npj Quantum Information 7 92 (2021) - Published 3 June 2021


Nanoscale electric-field imaging based on a quantum sensor and its charge-state control under ambient condition

Ke Bian, Wentian Zheng, Xianzhe Zeng, Xiakun Chen, Rainer Stöhr, Andrej Denisenko, Sen Yang, Jörg Wrachtrup & Ying Jiang

Nat. Commun. 12 2457 (2021) - Published 28 April 2021


Narrow inhomogeneous distribution of spin-active emitters in silicon carbide

Roland Nagy, Durga Bhaktavatsala Rao Dasari, Charles Babin, Di Liu , Vadim Vorobyov , Matthias Niethammer , Matthias Widmann , Tobias Linkewitz , Izel Gediz , Rainer Stöhr , Heiko B. Weber, Takeshi Ohshima, Misagh Ghezellou, Nguyen Tien Son, Jawad Ul-Hassan5, Florian Kaiser, and Jörg Wrachtrup

Appl. Phys. Lett. 118 144003 (2021) - Published 6 April 2021

Paper - Open Data

Resonant Excitation and Purcell Enhancement of Coherent Nitrogen-Vacancy Centers Coupled to a Fabry-Pérot Micro-Cavity

Maximilian Ruf, Matthew J. Weaver, Suzanne B. van Dam, Ronald Hanson

Phys. Rev. Applied 15, 024049 (2021) Published 19 February 2021

Paper - Open Data

Realization of a multinode quantum network of remote solid-state qubits

Matteo Pompili, Sophie L. N. Hermans, Simon Baier, Hans K. C. Beukers, Peter C. Humphreys, Raymond N. Schouten, Raymond F. L. Vermeulen, Marijn J. Tiggelman, Laura dos Santos Martins, Bas Dirkse, Stephanie Wehner, Ronald Hanson

Science, Vol. 372, Issue 6539, pp. 259-264 (2021) Published 16 April 2021

Paper - Open Data

Coherent Spin-Photon Interface with Waveguide Induced Cycling Transitions

Martin Hayhurst Appel, Alexey Tiranov, Alisa Javadi, Matthias C. Löbl, Ying Wang, Sven Scholz, Andreas D. Wieck, Arne Ludwig, Richard J. Warburton, and Peter Lodahl

Phys. Rev. Lett. 126, 013602 – Published 8 January 2021

Paper - Open Data

Efficient Optimization of Cutoffs in Quantum Repeater Chains

Boxi Li, Tim Coopmans, and David Elkouss

IEEE Transactions on Quantum Engineering, vol. 2, pp. 1-15, 2021, Art no. 4103015 - Published 26 July 2021

Paper - Open Data

NetSquid, a NETwork Simulator for QUantum Information using Discrete events

Tim Coopmans, Robert Knegjens, Axel Dahlberg, David Maier, Loek Nijsten, Julio de Oliveira Filho, Martijn Papendrecht, Julian Rabbie, Filip Rozpędek, Matthew Skrzypczyk, Leon Wubben, Walter de Jong, Damian Podareanu, Ariana Torres-Knoop, David Elkouss & Stephanie Wehner

Commun Phys 4, 164 (2021) - Published 16 July 2021

Paper - Open Data

Verifying BQP Computations on Noisy Devices with Minimal Overhead

Dominik Leichtle, Luka Music, Elham Kashefi, and Harold Ollivier

PRX Quantum 2, 040302 - Published 8 July 2021


Heating of a trapped ion induced by dielectric materials

Markus Teller, Dario A. Fioretto, Philip C. Holz, Philipp Schindler, Viktor Messerer, Klemens Schüppert, Yueyang Zou, Rainer Blatt, John Chiaverini, Jeremy Sage, and Tracy E. Northup

Phys. Rev. Lett. 126, 230505 - Published 11 June 2021

Paper - Open Data

Entanglement of dark electron-nuclear spin defects in diamond

M. J. Degen, S. J. H. Loenen, H. P. Bartling, C. E. Bradley, A. L. Meinsma, M. Markham, D. J. Twitchen and T. H. Taminiau

Nat Commun 12, 3470 (2021) - Published 9 June 2021

Paper - Open Data

Transient dynamics of the quantum light retrieved from Rydberg polaritons-

Auxiliadora Padrón-Brito, Roberto Tricarico, Pau Farrera, Emanuele Distante, Klara Theophilo, Darrick Chang and Hugues de Riedmatten

New J. Phys. 23, 063009 (2021) - Published 3 June 2021


Composable security for multipartite entanglement verification

Raja Yehia, Eleni Diamanti, and Iordanis Kerenidis

Phys. Rev. A 103, 052609 - Published 19 May 2021


Experimental Fock-state bunching capability of non-ideal single-photon states

Petr Zapletal, Tom Darras, Hanna Le Jeannic, Adrien Cavaillès, Giovanni Guccione, Julien Laurat, and Radim Filip

Optica Vol. 8, Issue 5, pp. 743-748 (2021) - Published 17 May 2021


Materials challenges and opportunities for quantum computing hardware

Nathalie P. De Leon , Kohei M. Itohdohun Kim, Karan K. Mehta, Tracy E. Northup, Hanhee Paik, B. S. Palmer, N. Samarth, Sorawis Sangtawesin, and D. W. Steuerman

Science Vol 372, Issue 6539 - Published 16 April 2021


Optimizing repeater schemes for the quantum internet

Kenneth Goodenough, David Elkouss, and Stephanie Wehner

Phys. Rev. A 103, 032610 - Published 18 March 2021


Self-testing with finite statistics enabling the certification of a quantum network link

Jean-Daniel Bancal, Kai Redeker, Pavel Sekatski, Wenjamin Rosenfeld, and Nicolas Sangouard

Quantum 5, 401 (2021) - Published 2 March 2021


Deep learning enhanced individual nuclear-spin detection

Kyunghoon Jung, M. H. Abobeih, Jiwon Yun, Gyeonghun Kim, Hyunseok Oh, Ang Henry, T. H. Taminiau & Dohun Kim

npj Quantum Inf 7, 41 (2021) - Published 23 February 2021

Paper - Open Data

Maximum Refractive Index of an Atomic Medium

Francesco Andreoli, Michael J. Gullans, Alexander A. High, Antoine Browaeys, and Darrick E. Chang

Phys. Rev. X 11, 011026 - Published 9 February 2021


Tools for quantum network design

Koji Azuma, Stefan Bäuml, Tim Coopmans, David Elkouss, and Boxi Li

AVS Quantum Sci. 3, 014101 (2021) - Published 8 February 2021



Secure multiparty quantum computation with few qubits

Victoria Lipinska, Jérémy Ribeiro, and Stephanie Wehner

Phys. Rev. A 102, 022405 (2020) Published 7 August 2020


Dynamics of Many-Body Photon Bound States in Chiral Waveguide QED

Sahand Mahmoodian, Giuseppe Calajó, Darrick E. Chang, Klemens Hammerer, and Anders S. Sørensen

Phys. Rev. X 10, 031011 Published 14 July 2020


Optimizing entanglement generation and distribution using genetic algorithms

Francisco Ferreira da Silva, Ariana Torres-Knoop, Tim Coopmans, David Maier and Stephanie Wehner

Quantum Sci. Technol. 6 (2021) 035007 Published 15 June 2020

Paper - Open Data

Vibronic States and Their Effect on the Temperature and Strain Dependence of Silicon-Vacancy Qubits in 4H-SiC

Péter Udvarhelyi, Gergő Thiering, Naoya Morioka, Charles Babin, Florian Kaiser, Daniil Lukin, Takeshi Ohshima, Jawad Ul-Hassan, Nguyen Tien Son, Jelena Vučković, Jörg Wrachtrup, and Adam Gali

Phys. Rev. Applied 13, 054017 (2020) Published 7 May 2020


Indistinguishable photons from a trapped-ion quantum network node

Meraner, M.; Mazloom, A.; Krutyanskiy, V.; Krcmarsky, V.; Schupp, J.; Fioretto, D.; Sekatski, P.; Northup, T. E.; Sangouard, N.; Lanyon, B. P.

Physical Review A (Atomic, Molecular and Optical Physics) 102/5, No. 052614 Published 19 November 2020

Paper - Open Data

Probing surface charge densities on optical fibers with a trapped ion.

Florian R Ong, Klemens Schüppert, Pierre Jobez, Markus Teller, Ben Ames, Dario A Fioretto, Konstantin Friebe, Moonjoo Lee, Yves Colombe, Rainer Blatt and Tracy E Northup

New Journal of Physics 22/6, No. 063018 Published 15 June 2020

Paper - Open Data

A network-ready random-access qubits memory

S. Langenfeld, O. Morin, M. Körber, and G. Rempe

npj Quantum Information 6, 86 (2020) - Published 15 October 2020

Paper - Open Data

Optical storage for 0.53 s in a solid-state atomic frequency comb memory using dynamical decoupling

A. Holzäpfel, J. Etesse, K. T. Kaczmarek, A. Tiranov, N. Gisin, and M. Afzelius

New J. Phys. 22, 063009 (2020) Published June 2020


Spectrally reconfigurable quantum emitters enabled by optimized fast modulation

Daniil M. Lukin, Alexander D. White, Rahul Trivedi, Melissa A. Guidry, Naoya Morioka, Charles Babin, Öney O. Soykal, Jawad Ul-Hassan, Nguyen Tien Son, Takeshi Ohshima, Praful K. Vasireddy, Mamdouh H. Nasr, Shuo Sun, Jean-Philippe W. MacLean, Constantin Dory, Emilio A. Nanni, Jörg Wrachtrup, Florian Kaiser & Jelena Vučković

npj Quantum Information 6 80 (2020) Published 17 September 2020


Spin-controlled generation of indistinguishable and distinguishable photons from silicon vacancy centres in silicon carbide

Naoya Morioka, Charles Babin, Roland Nagy, Izel Gediz, Erik Hesselmeier, Di Liu, Matthew Joliffe, Matthias Niethammer, Durga Dasari, Vadim Vorobyov, Roman Kolesov, Rainer Stöhr, Jawad Ul-Hassan, Nguyen Tien Son, Takeshi Ohshima, Péter Udvarhelyi, Gergő Thiering, Adam Gali, Jörg Wrachtrup & Florian Kaiser

Nat. Commun. 11 2516 (2020) Published 20 May 2020


A reinforcement learning approach for quantum state engineering

Jelena Mackeprang, Durga B. Rao Dasari & Jörg Wrachtrup

Quantum Machine Intelligence 2 Article number: 5 (2020) Published 11 May 2020

Paper - Open Data

Scalable production of solid-immersion lenses for quantum emitters in silicon carbide

F. Sardi, T. Kornher, M. Widmann, R. Kolesov, F. Schiller, T. Reindl, M. Hagel, and J. Wrachtrup

Appl. Phys. Lett. 117 022105 (2020) Published 14 July 2020

Paper - Open Data

Developing silicon carbide for quantum spintronics

Nguyen T. Son, Christopher P. Anderson, Alexandre Bourassa, Kevin C. Miao, Charles Babin, Matthias Widmann, Matthias Niethammer, Jawad Ul Hassan, Naoya Morioka, Ivan G. Ivanov, Florian Kaiser, Joerg Wrachtrup, and David D. Awschalom

Appl. Phys. Lett. 116 190501 (2020) Published 11 May 2020


Witnessing Entanglement in Experiments with Correlated Noise

Bas Dirkse, Matteo Pompili, Ronald Hanson, Michael Walter, Stephanie Wehner

Quantum Science and Technology 5, 035007 (2020) Published 28 May 2020

Paper - Open Data

Orbital and Spin Dynamics of Single Neutrally-Charged Nitrogen-Vacancy Centers in Diamond

S. Baier, C. E. Bradley, T. Middelburg, V. V. Dobrovitski, T. H. Taminiau, R. Hanson

Phys. Rev. Lett. 125, 193601 (2020) Published 4 November 2020

Paper - Open Data

One-way quantum repeater based on near-deterministic photon-emitter interfaces

J. Borregaard, H. Pichler, T. Schröder, M.D. Lukin, P. Lodahl, and A.S. Sørensen

Physical Review X 10, 021071 (2020). Published 30 June 2020


Scalable integrated single-photon source

R. Uppu, F.T. Pedersen, Y. Wang, C.T. Olesen, C. Papon, X. Zhou, L. Midolo, S. Scholz, A.D. Wieck, A. Ludwig, and P. Lodahl,

Sci. Adv. Vol 6, Issue 50 (2020) Published 9 December 2020


Bell correlations between light and vibrations at ambient conditions

Santiago Tarrago Velez, Vivishek Sudhir, Nicolas Sangouard and Christophe Galland

Science Advances 6, eabb0260 (2020) Published 18 December 2020


Security Limitations of Classical-Client Delegated Quantum Computing

Christian Badertscher, Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Dominik Leichtle, Atul Mantri & Petros Wallden

ASIACRYPT 2020. Lecture Notes in Computer Science, vol 12492 Published 5 December 2020


A P4 Data Plane for the Quantum Internet

Wojciech Kozlowski, Fernando Kuipers, Stephanie Wehner

EuroP4'20: Proceedings of the 3rd P4 Workshop in Europe, December 2020 Pages 49–51 - Published 1 December 2020


Dispelling Myths on Superposition Attacks: Formal Security Model and Attack Analyses

Luka Music, Céline Chevalier & Elham Kashefi

Provable and Practical Security. ProvSec 2020. Lecture Notes in Computer Science, vol 12505 - Published 29 November 2020


Designing a quantum network protocol

Wojciech Kozlowski, Axel Dahlberg, Stephanie Wehner

CoNEXT '20: Proceedings of the 16th International Conference on emerging Networking EXperiments and Technologies. Pages 1-16 - Published 24 November 2020


Efficient reversible entanglement transfer between light and quantum memories

Mingtao Cao, Félix Hoffet, Shuwei Qiu, Alexandra S. Sheremet, and Julien Laurat

Optica Vol. 7, Issue 10, pp. 1440-1444 (2020) Published 16 October 2020


Algorithmic decomposition for efficient multiple nuclear spin detection in diamond

Hyunseok Oh, Jiwon Yun, M. H. Abobeih, Kyung-Hoon Jung, Kiho Kim, T. H. Taminiau & Dohun Kim

Sci Rep 10, 14884 (2020) Published 10 September 2020


Heralded Distribution of Single-Photon Path Entanglement

P. Caspar, E. Verbanis, E. Oudot, N. Maring, F. Samara, M. Caloz, M. Perrenoud, P. Sekatski, A. Martin, N. Sangouard, H. Zbinden, and R. T. Thew

Phys. Rev. Lett. 125, 110506 Published 10 September 2020


Efficient ion-photon qubit SWAP gate in realistic ion cavity-QED systems without strong coupling

Adrien Borne, Tracy E. Northup, Rainer Blatt, and Barak Dayan

Opt. Express 28, 11822–11839 (2020) Published 7 April 2020


Efficient Computation of the Waiting Time and Fidelity in Quantum Repeater Chains

S. Brand, T. Coopmans and D. Elkouss

IEEE Journal on Selected Areas in Communications, vol. 38, no. 3, pp. 619–639, March 2020 - Published 28 January 2020

Paper - Open Data

Accurate photonic temporal mode analysis with reduced resources

O. Morin, S. Langenfeld, M. Körber, and G. Rempe

Phys. Rev. A 101, 013801 – Published 2 January 2020.

Paper - Open Data


Distributing graph states over arbitrary quantum networks

Clément Meignant, Damian Markham, and Frédéric Grosshans

Phys. Rev. A 100, 052333 – Published 27 November 2019


Anonymity for Practical Quantum Networks

Anupama Unnikrishnan, Ian J. MacFarlane, Richard Yi, Eleni Diamanti, Damian Markham, and Iordanis Kerenidis

Phys. Rev. Lett. 122, 240501 – Published 19 June 2019.


Temperature dependence of the 13C hyperfine structure of the negatively charged nitrogen-vacancy center in diamond

M. S. J. Barson, P. Reddy, S. Yang, N. B. Manson, J. Wrachtrup, and M. W. Doherty

Phys. Rev. B 99, 094101 – Published 4 March 2019


Towards Large-Scale Quantum Networks. In Proceedings of the Sixth Annual ACM International Conference on Nanoscale Computing and Communication (NANOCOM ’19)

Wojciech Kozlowski and Stephanie Wehner

NANOCOM '19: Proceedings of the Sixth Annual ACM International Conference on Nanoscale Computing and CommunicationSeptember 2019 Article No.: 3Pages 1–7 Published 25 September 2019


A link layer protocol for quantum networks. In Proceedings of the ACM Special Interest Group on Data Communication (SIGCOMM ’19)

Axel Dahlberg, Matthew Skrzypczyk, Tim Coopmans, Leon Wubben, Filip Rozpędek, Matteo Pompili, Arian Stolk, Przemysław Pawełczak, Robert Knegjens, Julio de Oliveira Filho, Ronald Hanson, and Stephanie Wehner

SIGCOMM '19: Proceedings of the ACM Special Interest Group on Data Communication August 2019 Pages 159–173. Published 19 August 2019

Paper - Open Data

Near-term quantum-repeater experiments with nitrogen-vacancy centers: Overcoming the limitations of direct transmission

Filip Rozpędek, Raja Yehia, Kenneth Goodenough, Maximilian Ruf, Peter C. Humphreys, Ronald Hanson, Stephanie Wehner, and David Elkouss

Phys. Rev. A 99, 052330 – Published 22 May 2019.

Paper - Open Data

Entanglement between a Diamond Spin Qubit and a Photonic Time-Bin Qubit at Telecom Wavelength

Anna Tchebotareva, Sophie L. N. Hermans, Peter C. Humphreys, Dirk Voigt, Peter J. Harmsma, Lun K. Cheng, Ad L. Verlaan, Niels Dijkhuizen, Wim de Jong, Anaïs Dréau, and Ronald Hanson

Phys. Rev. Lett. 123, 063601 – Published 5 August 2019.

Paper - Open Data

A Ten-Qubit Solid-State Spin Register with Quantum Memory up to One Minute

C. E. Bradley, J. Randall, M. H. Abobeih, R. C. Berrevoets, M. J. Degen, M. A. Bakker, M. Markham, D. J. Twitchen, and T. H. Taminiau

Phys. Rev. X 9, 031045 – Published 11 September 2019.

Paper - Open Data

Light-matter entanglement over 50 km of optical fibre

V. Krutyanskiy, M. Meraner, J. Schupp, V. Krcmarsky, H. Hainzer & B. P. Lanyon

npj Quantum Inf 5, 72 (2019). Published 27 August 2019

Paper - Open Data

Deterministic creation of entangled atom–light Schrödinger-cat states

Bastian Hacker, Stephan Welte, Severin Daiss, Armin Shaukat, Stephan Ritter, Lin Li & Gerhard Rempe

Nature Photonics 13, 110–115 - Published 14 January 2019

Paper - Open Data

Single-Photon Distillation via a Photonic Parity Measurement Using Cavity QED

Severin Daiss, Stephan Welte, Bastian Hacker, Lin Li, and Gerhard Rempe

Phys. Rev. Lett. 122, 133603 – Published 5 April 2019.

Paper - Open Data

Deterministic Shaping and Reshaping of Single-Photon Temporal Wave Functions

O. Morin, M. Körber, S. Langenfeld, and G. Rempe

Phys. Rev. Lett. 123, 133602 – Published 24 September

Paper - Open Data

Quantum Storage of Frequency-Multiplexed Heralded Single Photons

Alessandro Seri, Dario Lago-Rivera, Andreas Lenhard, Giacomo Corrielli, Roberto Osellame, Margherita Mazzera, and Hugues de Riedmatten

Phys. Rev. Lett. 123, 080502 – Published 22 August 2019.

Paper - Open Data

Time Entanglement between a Photon and a Spin Wave in a Multimode Solid-State Quantum Memory

Kutlu Kutluer, Emanuele Distante, Bernardo Casabone, Stefano Duranti, Margherita Mazzera, and Hugues de Riedmatten

Phys. Rev. Lett. 123, 030501 – Published 15 July 2019.

Paper - Open Data