Publications

2024 roadmap on magnetic microscopy techniques and their applications in materials science

Christensen, D. V. ; Staub, U. ; Devidas, T. R. ; Kalisky, B. ; Nowack, K. C. ; Webb, J. L. ; Andersen, U. L. ; Huck, A. ; Broadway, D. A. ; Wagner, K. ; Maletinsky, P. ; van der Sar, T. ; Du, C. R. ; Yacoby, A. ; Collomb, D. ; Bending, S. ; Oral, A. ; Hug, H. J. ; Mandru, A. O. ; Neu, V. ; Schumacher, H. W. ; Sievers, S. ; Saito, H. ; Khajetoorians, A. A. ; Hauptmann, N. ; Baumann, S. ; Eichler, A. ; Degen, C. L. ; McCord, J. ; Vogel, M. ; Fiebig, M. ; Fischer, P. ; Hierro-Rodriguez, A. ; Finizio, S. ; Dhesi, S. S. ; Donnelly, C. ; Büttner, F. ; Kfir, O. ; Hu, W. ; Zayko, S. ; Eisebitt, S. ; Pfau, B. ; Frömter, R. ; Kläui, M. ; Yasin, F. S. ; McMorran, B. J. ; Seki, S. ; Yu, X. ; Lubk, A. ; Wolf, D. ; Pryds, N. ; Makarov, D. ; Poggio, M.
in: JPhys Materials, vol: 7, issue: 3

Type: Review (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1088/2515-7639/ad31b5

8 GBit/s real-time quantum random number generator with non-iid samples

Gehring, Tobias ; Lupo, Cosmo ; Kordts, Arne ; Solar Nikolic, Dino ; Jain, Nitin ; Pedersen, Thomas B. ; Pirandola, Stefano ; Andersen, Ulrik L.
in: arXiv

Type: Journal article

Status: Submitted | Year: 2024

Composable finite size key generation in a polarization diverse continuous variable quantum key distribution system

Chin, Hou Man ; Andersen, Ulrik L. ; Gehring, Tobias
Presented at: 2024 Optical Fiber Communications Conference and Exhibition

Type: Paper (Peer reviewed)

Status: Published | Year: 2024

Contextuality witness inspired by optimal state discrimination

Roch I Carceller, Carles ; Brask, Jonatan Bohr
in: Physical Review A, vol: 109, issue: 3

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1103/PhysRevA.109.032202

Effect of filter shape on excess noise performance in continuous variable quantum key distribution with Gaussian modulation

Chin, Hou-Man ; Jain, Nitin ; Zibar, Darko ; Gehring, Tobias ; Andersen, Ulrik L.
in: arXiv

Type: Journal article (Peer reviewed)

Status: Submitted | Year: 2024

Fabrication of high tilt angle YBa₂Cu₃O x thin films by pulsed laser deposition

Mozhaev, Peter B. ; Hansen, Jørn Bindslev ; Jacobsen, Claus S.
in: Applied Physics A: Materials Science and Processing, vol: 130, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1007/s00339-023-07199-4

Generation of luminescent defects in hBN by various irradiation methods

Carbone, Amedeo ; Geilen, Leonard ; Figueiredo, Johannes ; Bendixen-Fernex de Mongex, Diane-Pernille ; Kastl, Christoph ; Huck, Alexander ; Holleitner, Alexander ; Wubs, Martijn ; Leitherer-Stenger, Nicolas
Presented at: National Optics Congress 2024

Type: Poster (Peer reviewed)

Status: Published | Year: 2024

Generation of luminescent defects in hBN by various irradiation methods

Carbone, Amedeo ; Geilen, Leonard ; Figueiredo, Johannes ; Bendixen-Fernex de Mongex, Diane-Pernille ; Kastl, Christoph ; Huck, Alexander ; Holleitner, Alexander ; Wubs, Martijn ; Leitherer-Stenger, Nicolas
Presented at: National Optics Congress 2024

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2024

InAs(P)/InP QDs as sources of single indistinguishable photons at 1.55 µm

Vajner, Daniel A. ; Wasiluk, Maja ; Holewa, Pawel ; Ostój-Zięba, Emilia ; von Helversen, Martin ; Sakanas, Aurimas ; Huck, Alexander ; Yvind, Kresten ; Gregersen, Niels ; Musial, Anna ; Syperek, Marcin ; Semenova, Elizaveta ; Heindel, Tobias
Presented at: 12^th International Conference on Quantum Dots

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2024

Long-distance continuous-variable quantum key distribution over 100-km fiber with local local oscillator

Hajomer, Adnan A E ; Derkach, Ivan ; Jain, Nitin ; Chin, Hou-Man ; Andersen, Ulrik L ; Gehring, Tobias
in: Science Advances, vol: 10, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1126/sciadv.adi9474

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

Vajner, Daniel A. ; Holewa, Paweł ; Zięba-Ostój, Emilia ; Wasiluk, Maja ; von Helversen, Martin ; Sakanas, Aurimas ; Huck, Alexander ; Yvind, Kresten ; Gregersen, Niels ; Musiał, Anna ; Syperek, Marcin ; Semenova, Elizaveta ; Heindel, Tobias
in: ACS Photonics, vol: 11, issue: 2, pages: 339-347

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1021/acsphotonics.3c00973

Quantum-enhanced correlated interferometry for fundamental physics tests

Pradyumna, Siva T. ; Losero, E. ; Ruo-Berchera, I. ; Traina, P. ; Zucco, M. ; Jacobsen, C. S. ; Andersen, U. L. ; Degiovanni, I. P. ; Genovese, M. ; Gehring, T.
in: arXiv

Type: Journal article

Status: Submitted | Year: 2024

Quantum state tomography in a third-order integrated optical parametric oscillator

Kögler, Roger Alfredo ; Rickli, Gabriel Couto ; Domeneguetti, Renato Ribeiro ; Ji, Xingchen ; Gaeta, Alexander L. ; Lipson, Michal ; Martinelli, Marcelo ; Nussenzveig, Paulo
in: Optics Letters, vol: 49, issue: 11, pages: 3150-3153

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1364/OL.521339

‘Seeing’ the electromagnetic spectrum

Aguida, Blanche ; Babo, Jonathan ; Baouz, Soria ; Jourdan, Nathalie ; Procopio, Maria ; El-Esawi, Mohamed A. ; Engle, Dorothy ; Mills, Stephen ; Wenkel, Stephan ; Huck, Alexander ; Berg-Sørensen, Kirstine ; Kampranis, Sotirios C. ; Link, Justin ; Ahmad, Margaret
in: Frontiers in Plant Science, vol: 15

Type: Review (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.3389/fpls.2024.1340304

Sensing of magnetic field effects in radical-pair reactions using a quantum sensor

Khurana, Deepak ; Jensen, Rasmus H. ; Giri, Rakshyakar ; Bocquel, Juanita ; Andersen, Ulrik L. ; Berg-Sørensen, Kirstine ; Huck, Alexander
in: Physical Review Research, vol: 6, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1103/PhysRevResearch.6.013218

Squeezing recovery after detection with a completely free-running local oscillator

Nguyen, Huy Q. ; Chin, Hou Man ; Hajomer, Adnan A.E. ; Andersen, Ulrik L. ; Gehring, Tobias
Presented at: 2024 Optical Fiber Communications Conference and Exhibition

Type: Paper (Peer reviewed)

Status: Published | Year: 2024

System and method for gaussian boson sampling

Neergaard-Nielsen, Jonas Schou ; Hastrup, Jacob ; Andersen, Ulrik Lund ; Verma, Abhinav
Patent no.: WO2024038212, Date: 2022-08-19

Type: Patent

Status: Published | Year: 2024

Ultracoherent Nanomechanical Resonators Based on Density Phononic Crystal Engineering

Høj, Dennis ; Hoff, Ulrich Busk ; Andersen, Ulrik Lund
in: Physical Review X, vol: 14, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2024 | DOI: https://doi.org/10.1103/PhysRevX.14.011039

100-Gbit/s integrated quantum random number generator based on vacuum fluctuations

Bruynsteen, Cédric ; Gehring, Tobias ; Lupo, Cosmo ; Bauwelinck, Johan ; Yin, Xin
in: PRX Quantum, vol: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PRXQuantum.4.010330

Analysis of loss correction with the Gottesman-Kitaev-Preskill code

Hastrup, Jacob ; Andersen, Ulrik Lund
in: Physical Review A, vol: 108, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevA.108.052413

Charge Stability and Charge-State-Based Spin Readout of Shallow Nitrogen-Vacancy Centers in Diamond

Giri, Rakshyakar ; Jensen, Rasmus Ho̷y ; Khurana, Deepak ; Bocquel, Juanita ; Radko, Ilya P. ; Lang, Johannes ; Osterkamp, Christian ; Jelezko, Fedor ; Berg-So̷rensen, Kirstine ; Andersen, Ulrik L. ; Huck, Alexander
in: ACS Applied Electronic Materials, vol: 5, issue: 12, pages: 6603–6610

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1021/acsaelm.3c01141

Constructing Local Models for General Measurements on Bosonic Gaussian States

Jabbour, Michael G ; Brask, Jonatan Bohr
in: Physical Review Letters, vol: 131, issue: 11

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevLett.131.110202

Creation of Boron Vacancies in Hexagonal Boron Nitride Exfoliated from Bulk Crystals for Quantum Sensing

Zabelotsky, Ty ; Singh, Sourabh ; Haim, Galya ; Malkinson, Rotem ; Kadkhodazadeh, Shima ; Radko, Ilya P. ; Aharonovich, Igor ; Steinberg, Hadar ; Berg-Sørensen, Kirstine ; Huck, Alexander ; Taniguchi, Takashi ; Watanabe, Kenji ; Bar-Gill, Nir
in: ACS Applied Nano Materials , vol: 6, pages: 21671−21678

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1021/acsanm.3c03395

Deterministic Quantum Phase Estimation beyond N00N States

Nielsen, Jens A.H. ; Neergaard-Nielsen, Jonas S. ; Gehring, Tobias ; Andersen, Ulrik L.
in: Physical Review Letters, vol: 130, issue: 12

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevLett.130.123603

Effect of Vacuum Annealing on Orientation of Fluorite Films on Tilted-Axes Substrates

Mozhaev, P. B. ; Hansen, J. B. ; Jacobsen, C. S.
in: Russian Microelectronics, vol: 52, issue: Suppl. 1, pages: S199-S208

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1134/S1063739723600383

Effects of imbalanced modulation in continuous-variable quantum key distribution

Nguyen, Huy Q. ; Hajomer, Adnan A.E. ; Derkach, Ivan ; Jain, Nitin ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of 2023 Conference on Lasers and Electro-Optics, 2023
Presented at: 2023 Conference on Lasers and Electro-Optics (CLEO)

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2023

Evolutionary history of transformation from chronic lymphocytic leukemia to Richter syndrome

Parry, Erin M. ; Leshchiner, Ignaty ; Guièze, Romain ; Johnson, Connor ; Tausch, Eugen ; Parikh, Sameer A. ; Lemvigh, Camilla ; Broséus, Julien ; Hergalant, Sébastien ; Messer, Conor ; Utro, Filippo ; Levovitz, Chaya ; Rhrissorrakrai, Kahn ; Li, Liang ; Rosebrock, Daniel ; Yin, Shanye ; Deng, Stephanie ; Slowik, Kara ; Jacobs, Raquel ; Huang, Teddy ; Li, Shuqiang ; Fell, Geoff ; Redd, Robert ; Lin, Ziao ; Knisbacher, Binyamin A. ; Livitz, Dimitri ; Schneider, Christof ; Ruthen, Neil ; Elagina, Liudmila ; Taylor-Weiner, Amaro ; Persaud, Bria ; Martinez, Aina ; Fernandes, Stacey M. ; Purroy, Noelia ; Anandappa, Annabelle J. ; Ma, Jialin ; Hess, Julian ; Rassenti, Laura Z. ; Kipps, Thomas J. ; Jain, Nitin ; Wierda, William ; Cymbalista, Florence ; Feugier, Pierre ; Kay, Neil E. ; Livak, Kenneth J. ; Danysh, Brian P. ; Stewart, Chip ; Neuberg, Donna ; Davids, Matthew S. ; Brown, Jennifer R. ; Parida, Laxmi ; Stilgenbauer, Stephan ; Getz, Gad ; Wu, Catherine J.
in: Nature Medicine, vol: 29, issue: 1, pages: 158-169

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1038/s41591-022-02113-6

Exploring Quantum Contextuality with Photons

Liu, Zhenghao

Type: Book (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1007/978-981-99-6167-2

From Classical to Quantum

Becker, Simon ; Datta, Nilanjana ; Jabbour, Michael G.
in: IEEE Transactions on Information Theory, vol: 69, issue: 7, pages: 4128-4144

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/TIT.2023.3248228

Fully guided and phase locked Ti:PPLN waveguide squeezing for applications in quantum sensing

Domeneguetti, Renato ; Stefszky, Michael ; Herrmann, Harald ; Silberhorn, Christine ; Andersen, Ulrik L. ; Neergaard-Nielsen, Jonas S. ; Gehring, Tobias
in: Optics Letters, vol: 48, issue: 11, pages: 2999-3002

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1364/OL.486654

High-rate continuous-variable measurement-device-independent quantum key distribution

Hajomer, Adnan A.E. ; Nguyen, Huy Q. ; Gehring, Tobias
part of: Proceedings of 2023 Optical Fiber Communications Conference and Exhibition (OFC), 2023
Presented at: 2023 Optical Fiber Communications Conference and Exhibition

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.23919/OFC49934.2023.10116405

Impossibility of bosonic autonomous entanglement engines in the weak-coupling limit

Longstaff, Bradley ; Jabbour, Michael G. ; Brask, Jonatan Bohr
in: Physical Review A, vol: 108, issue: 3

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevA.108.032209

Machine learning based joint polarization and phase compensation for CV-QKD

Chin, Hou Man ; Hajomer, Adnan A.E. ; Jain, Nitin ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of 2023 Optical Fiber Communications Conference and Exhibition, 2023
Presented at: 2023 Optical Fiber Communications Conference and Exhibition

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.23919/OFC49934.2023.10116174

Measurement Based CV Parametrized Quantum Circuits

Verma, Abhinav ; Hastrup, Jacob ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
part of: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 2023
Presented at: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/CLEO/Europe-EQEC57999.2023.10231543

Measurement device independent entanglement witness of continuous variable states

Larsen, Benjamin L. ; Izumi, Shuro ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
part of: Proceedings of 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference, 2023
Presented at: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/CLEO/EUROPE-EQEC57999.2023.10232266

Mechanical cooling and squeezing using optimal control

Isaksen, Frederik Werner ; Andersen, Ulrik Lund
in: Physical Review A, vol: 107, issue: 2

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevA.107.023512

Microscopic-scale magnetic recording of brain neuronal electrical activity using a diamond quantum sensor

Hansen, Nikolaj Winther ; Webb, James Luke ; Troise, Luca ; Olsson, Christoffer ; Tomasevic, Leo ; Brinza, Ovidiu ; Achard, Jocelyn ; Staacke, Robert ; Kieschnick, Michael ; Meijer, Jan ; Thielscher, Axel ; Siebner, Hartwig Roman ; Berg-Sørensen, Kirstine ; Perrier, Jean François ; Huck, Alexander ; Andersen, Ulrik Lund
in: Scientific Reports, vol: 13

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1038/s41598-023-39539-y

Multi-dimensional reconciliation encoder with quasi-cyclic LDPC codes on FPGA

Origlia, M. ; Andriolli, N. ; Maggiani, L. ; Castoldi, P. ; Secondini, M. ; Forestieri, E. ; Rydberg, T. ; Gehring, T.
part of: Proceedings of the 23rd International Conference on Transparent Optical Networks (ICTON), 2023
Presented at: 23^rd International Conference on Transparent Optical Networks

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/ICTON59386.2023.10207471

On-demand Generation of Indistinguishable Photons in the Telecom C-Band

Vajner, Daniel A. ; Holewa, Paweł ; Sakanas, Aurimas ; Gür, Ugur Meric ; Mrowinski, Pawel ; Huck, Alexander ; Yvind, Kresten ; Gregersen, Niels ; Musial, Anna ; Syperek, Marcin ; Semenova, Elizaveta ; Heindel, Tobias
Presented at: 22^nd International Conference on Electron Dynamics in semiconductors, Optoelectronics and Nanostructures

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2023

Overcoming the limitations of direct transmission of continuous-variable quantum information

Bjerrum, Anders Jannik Ehlers

Type: Ph.D. thesis

Status: Published | Year: 2023

Persistent nonlocality in an ultracold-atom environment

Longstaff, Bradley ; Brask, Jonatan Bohr
in: Quantum, vol: 7

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.22331/q-2023-01-26-907

Proposal for a long-distance nonlocality test with entanglement swapping and displacement-based measurements

Bjerrum, Anders J.E. ; Brask, Jonatan B. ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
in: Physical Review A, vol: 107, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevA.107.052611

Quantum Rabi interferometry of motion and radiation

Park, Kimin ; Marek, Petr ; Andersen, Ulrik L. ; Filip, Radim
in: Quantum, vol: 7

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.22331/q-2023-05-31-1024

Quantum Randomness Certification Through Three-state Discrimination

Faria, Lucas Nunes ; Roch i Carceller, Carles ; Liu, Zhenghao ; Andersen, Ulrik ; Neegaard-Nielsen, Jonas ; Brask, Jonatan Bohr
part of: Proceedings of 2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference , 2023
Presented at: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/CLEO/EUROPE-EQEC57999.2023.10231932

Quantum repeater using two-mode squeezed states and atomic noiseless amplifiers

Bjerrum, Anders J.E. ; Brask, Jonatan B. ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
in: Physical Review A, vol: 107, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1103/PhysRevA.107.042606

Quantum state discrimination with applications in contextuality and randomness certification

Carceller, Carles Roch i

Type: Ph.D. thesis

Status: Published | Year: 2023

Squeezed light source on lithium niobate on insulator for GKP generation without periodic poling

Arge, Tummas Napoleon ; Domeneguetti, Renato R. ; Neergaard-Nielsen, Jonas Schou ; Gehring, Tobias ; Andersen, Ulrik Lund
part of: Proceedings of 2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference , 2023
Presented at: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1109/CLEO/EUROPE-EQEC57999.2023.10232290

State-of-the-art Quantum Dot-based Single-photon Sources for Quantum Key Distribution in Silica Fiber Networks at 1550 nm

Holewa, Pawel ; Ostój-Zięba, Emilia ; Vajner, Daniel A. ; Gao, Timm ; Lach, Mareike ; Wasiluk, Maja ; Gaal, Benedek ; Sakanas, Aurimas ; Burakowski, Marek ; Mrowiński, Paweł ; Krajnik, Bartosz ; Xiong, Meng ; Huck, Alexander ; Yvind, Kresten ; Gregersen, Niels ; Musial, Anna ; Heindel, Tobias ; Semenova, Elizaveta ; Syperek, Marcin
Presented at: 51^st International School & Conference on the Physics of Semiconductors

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2023

Towards optimum phase noise compensation for CV-QKD systems

Chin, Hou Man ; Jain, Nitin ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of 2023 Conference on Lasers and Electro-Optics, 2023
Presented at: CLEO: Science and Innovations 2023

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2023

Towards quantum-enhanced Raman spectroscopy for bioimaging applications

Lassen, Mikael ; Ilchenko, Oleksii ; Andersen, Ulrik ; Fritzsche, Michael ; Chekhova, Maria ; Kriegsmann, Mark ; Rebane, Aleksander
part of: Quantum Sensing, Imaging, and Precision Metrology, 2023
Presented at: SPIE Quantum West 2023

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2023 | DOI: https://doi.org/10.1117/12.2646648

40 km fiber transmission of squeezed light measured with a real local oscillator

Suleiman, I. ; Nielsen, J. A.H. ; Guo, X. ; Jain, N. ; Neergaard-Nielsen, J. ; Gehring, T. ; Andersen, U. L.
in: Quantum Science and Technology, vol: 7, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1088/2058-9565/ac7ba1

All-optical cat-code quantum error correction

Hastrup, Jacob ; Andersen, Ulrik Lund
in: Physical Review Research, vol: 4, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevResearch.4.043065

Assessment of the Bundle SNSPD Plus FPGA-Based TDC for High-Performance Time Measurements

Garzetti, Fabio ; Lusardi, Nicola ; Ronconi, Enrico ; Costa, Andrea ; Velez, Santiago Tarrago ; Galland, Christophe ; Geraci, Angelo
in: IEEE Access, vol: 10, pages: 127894-127910

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1109/ACCESS.2022.3227462

A Tight Uniform Continuity Bound for the Arimoto-Rényi Conditional Entropy and its Extension to Classical-Quantum States

Jabbour, Michael G. ; Datta, Nilanjana
in: IEEE Transactions on Information Theory, vol: 68, issue: 4, pages: 2169 - 2181

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1109/TIT.2022.3142812

Bayesian quantum thermometry based on thermodynamic length

Jørgensen, Mathias R. ; Kołodyński, Jan ; Mehboudi, Mohammad ; Perarnau-Llobet, Martí ; Brask, Jonatan B.
in: Physical Review A, vol: 105, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevA.105.042601

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

Holewa, Pawel ; Sakanas, Aurimas ; Gur, Ugur M. ; Mrowinski, Pawel ; Huck, Alexander ; Wang, Bi Ying ; Musial, Anna ; Yvind, Kresten ; Gregersen, Niels ; Syperek, Marcin ; Semenova, Elizaveta
in: ACS Photonics, vol: 9, issue: 7, pages: 2273–2279

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1021/acsphotonics.2c00027

Contextual Advantages and Certification for Maximum-Confidence Discrimination

Flatt, Kieran ; Lee, Hanwool ; Carceller, Carles Roch I. ; Brask, Jonatan Bohr ; Bae, Joonwoo
in: PRX Quantum, vol: 3, issue: 3

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PRXQuantum.3.030337

Continuous-Variable Quantum Key Distribution Over 60 km Optical Fiber With Real Local Oscillator

Hajomer, Adnan A.E. ; Mani, Hossein ; Jain, Nitin ; Chin, Hou-Man ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of 2022 European Conference on Optical Communication (ECOC), 2022
Presented at: 2022 European Conference on Optical Communication

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2022

Density-modulated phononic membranes

Høj, Dennis ; Hoff, Ulrich ; Andersen, Ulrik
Patent no.: WO2022195083, Date: 2021-03-19

Type: Patent

Status: Published | Year: 2022

Digital synchronization for continuous-variable quantum key distribution

Chin, Hou Man ; Jain, Nitin ; Andersen, Ulrik L. ; Zibar, Darko ; Gehring, Tobias
in: Quantum Science and Technology, vol: 7, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1088/2058-9565/ac7ba2

Feedback control for mechanical cooling and squeezing in cavity quantum optomechanics

Isaksen, Frederik Werner

Type: Ph.D. thesis

Status: Published | Year: 2022

Feedback cooling of a mechanical resonator from room temperature close to its ground state

Manetta, Angelo

Type: Ph.D. thesis

Status: Published | Year: 2022

Fundamental Limits in Bayesian Thermometry and Attainability via Adaptive Strategies

Mehboudi, Mohammad ; Jørgensen, Mathias R. ; Seah, Stella ; Brask, Jonatan B. ; Kołodyński, Jan ; Perarnau-Llobet, Martí
in: Physical Review Letters, vol: 128, issue: 13

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevLett.128.130502

Graphoepitaxial Y:ZrO₂ films on vicinal (110) NdGaO₃ substrates by pulsed laser deposition

Mozhaev, Peter B. ; Khoryushin, Alexey ; Hansen, Jørn Bindslev ; Jacobsen, Claus S.
in: Applied Physics A: Materials Science and Processing, vol: 128, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1007/s00339-022-05567-0

High-Speed Wide-Field Imaging of Microcircuitry Using Nitrogen Vacancies in Diamond

Webb, James L. ; Troise, Luca ; Hansen, Nikolaj W. ; Frellsen, Louise F. ; Osterkamp, Christian ; Jelezko, Fedor ; Jankuhn, Steffen ; Meijer, Jan ; Berg-Sørensen, Kirstine ; Perrier, Jean François ; Huck, Alexander ; Andersen, Ulrik Lund
in: Physical Review Applied, vol: 17, issue: 6

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevApplied.17.064051

In vitro recording of muscle activity induced by high intensity laser optogenetic stimulation using a diamond quantum biosensor

Troise, Luca ; Hansen, Nikolaj Winther ; Olsson, Christoffer ; Webb, James Luke ; Tomasevic, Leo ; Achard, Jocelyn ; Brinza, Ovidiu ; Staacke, Robert ; Kieschnick, Michael ; Meijer, Jan ; Thielscher, Axel ; Siebner, Hartwig Roman ; Berg-Sørensen, Kirstine ; Perrier, Jean François ; Huck, Alexander ; Andersen, Ulrik Lund
in: AVS Quantum Science, vol: 4, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1116/5.0106099

Magnetic Sensing with Large Ensembles of Nitrogen-Vacancy Centers in Diamond

Clement, Joshua David

Type: Ph.D. thesis

Status: Published | Year: 2022

Maximum-confidence measurement for qubit states

Lee, Hanwool ; Flatt, Kieran ; Roch I Carceller, Carles ; Brask, Jonatan Bohr ; Bae, Joonwoo
in: Physical Review A, vol: 106, issue: 3

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevA.106.032422

Measurement based photonic quantum computing system

Larsen, Mikkel Vilsbøll ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
Patent no.: WO2022148839, Date: 2021-01-08

Type: Patent

Status: Published | Year: 2022

Modulation leakage-free continuous-variable quantum key distribution

Hajomer, Adnan A.E. ; Jain, Nitin ; Mani, Hossein ; Chin, Hou Man ; Andersen, Ulrik L. ; Gehring, Tobias
in: npj Quantum Information, vol: 8

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1038/s41534-022-00640-1

Modulator vulnerability in continuous-variable quantum key distribution

Jain, Nitin ; Derkach, Ivan ; Chin, Hou Man ; Filip, Radim ; Andersen, Ulrik L. ; Usenko, Vladyslav C. ; Gehring, Tobias
part of: Emerging Imaging and Sensing Technologies for Security and Defence VII, 2023
Presented at: SPIE Security + Defence 2022

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1117/12.2638795

Noise-assisted variational quantum thermalization

Foldager, Jonathan ; Pesah, Arthur ; Hansen, Lars Kai
in: Scientific Reports, vol: 12, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1038/s41598-022-07296-z

Observation of Kerr Effects in On-Chip Optical Parametric Oscillators

Kögler, Roger A. ; Rickli, Gabriel C. ; Domeneguetti, Renato R. ; Ji, Xingchen ; Gaeta, Alexander L. ; Lipson, Michal ; Martinelli, Marcelo ; Nussenzveig, Paulo A.
in: Optica, vol: QW2A
Presented at: Quantum 2.0 Conference and Exhibition 2022

Type: Conference article (Peer reviewed)

Status: Published | Year: 2022

Operational nonclassicality in minimal autonomous thermal machines

Bohr Brask, Jonatan ; Clivaz, Fabien ; Haack, Géraldine ; Tavakoli, Armin
in: Quantum, vol: 6

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.22331/q-2022-03-22-672

Optimal control of a nitrogen-vacancy spin ensemble in diamond for sensing in the pulsed domain

Poulsen, Andreas F.L. ; Clement, Joshua D. ; Webb, James L. ; Jensen, Rasmus H. ; Troise, Luca ; Berg-Sorensen, Kirstine ; Huck, Alexander ; Andersen, Ulrik Lund
in: Physical Review B, vol: 106

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevB.106.014202

Opto-acoustic Coupling in a Pristine Crystal via Brillouin Scattering

Nielsen, Sissel Bay

Type: Ph.D. thesis

Status: Published | Year: 2022

Photophysics of Germanium-Vacancy centers in Diamond

Bergamin, Maxime

Type: Ph.D. thesis

Status: Published | Year: 2022

Practical continuous-variable quantum key distribution with composable security

Jain, Nitin ; Chin, Hou Man ; Mani, Hossein ; Lupo, Cosmo ; Nikolic, Dino Solar ; Kordts, Arne ; Pirandola, Stefano ; Pedersen, Thomas Brochmann ; Kolb, Matthias ; Ömer, Bernhard ; Pacher, Christoph ; Gehring, Tobias ; Andersen, Ulrik L.
in: Nature Communications, vol: 13, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1038/s41467-022-32161-y

Practical Network Encryption with Quantum Cryptographic Keys

Jain, Nitin ; Bidstrup, Erik ; Chin, Hou-Man ; Mani, Hossein ; Hajomer, Adnan A.E. ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of 2022 European Conference on Optical Communication (ECOC), 2022
Presented at: 2022 European Conference on Optical Communication

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2022

Protocol for Generating Optical Gottesman-Kitaev-Preskill States with Cavity QED

Hastrup, Jacob ; Andersen, Ulrik L.
in: Physical Review Letters, vol: 128, issue: 17

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevLett.128.170503

qTReX: A semi-autonomous continuous-variable quantum key distribution system

Jain, Nitin ; Chin, Hou Man ; Mani, Hossein ; Bidstrup, Erik ; Andersen, Ulrik L. ; Gehring, Tobias
Presented at: 2022 Optical Fiber Communications Conference and Exhibition

Type: Conference abstract for conference (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1364/OFC.2022.M3Z.2

Quadrature imbalance compensation in CV-QKD

Hajomer, Adnan A.E. ; Jain, Nitin ; Chin, Hou Man ; Andersen, Ulrik L. ; Gehring, Tobias
part of: Proceedings of Conference on Lasers and Electro-Optics, 2022
Presented at: 2022 CLEO Conference on Lasers and Electro-Optics

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1364/CLEO_QELS.2022.FTu4A.6

Quantum-enhanced stimulated Raman scattering

Bruzaca de Andrade, Rayssa ; Gehring, Tobias ; Andersen, Ulrik Lund
part of: Stimulated Raman Scattering Microscopy, pages: 165-177, 2022

Type: Book chapter (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1016/B978-0-323-85158-9.00033-6

Quantum vs Noncontextual Semi-Device-Independent Randomness Certification

Roch I Carceller, Carles ; Flatt, Kieran ; Lee, Hanwool ; Bae, Joonwoo ; Brask, Jonatan Bohr
in: Physical Review Letters, vol: 129, issue: 5

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevLett.129.050501

Sensing of Biomagnetic Activity from Mammalian Tissues Using a Diamond Quantum Sensor

Troise, Luca ; Webb, James ; Hansen, Nikolaj Winther ; Olsson, Christoffer ; Pfau, Teresa Klara ; Tomasevic, Leo ; Brinza, Ovidiu ; Achard, Jocelyn ; Staacke, Robert ; Kieschnick, Michael ; Meijer, Jan ; Thielscher, Axel ; Siebner, Hartwig Roman ; Perrier, Jean Francois ; Berg-Sørensen, Kirstine ; Huck, Alexander ; Andersen, Ulrik Lund
part of: Proceedings in Optical Sensors and Sensing Congress , 2022
Presented at: Optical Sensors 2022

Type: Article in proceedings (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1364/SENSORS.2022.SM4C.2

Slowing quantum decoherence of oscillators by hybrid processing

Park, Kimin ; Hastrup, Jacob ; Neergaard-Nielsen, Jonas Schou ; Brask, Jonatan Bohr ; Filip, Radim ; Andersen, Ulrik L.
in: npj Quantum Information, vol: 8

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1038/s41534-022-00577-5

Steering-based randomness certification with squeezed states and homodyne measurements

Ioannou, Marie ; Longstaff, Bradley ; Larsen, Mikkel V. ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L. ; Cavalcanti, Daniel ; Brunner, Nicolas ; Brask, Jonatan Bohr
in: Physical Review A, vol: 106, issue: 4

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevA.106.042414

Universal Unitary Transfer of Continuous-Variable Quantum States into a Few Qubits

Hastrup, Jacob ; Park, Kimin ; Brask, Jonatan Bohr ; Filip, Radim ; Andersen, Ulrik Lund
in: Physical Review Letters, vol: 128, issue: 11

Type: Journal article (Peer reviewed)

Status: Published | Year: 2022 | DOI: https://doi.org/10.1103/PhysRevLett.128.110503

Adaptive Generalized Measurement for Unambiguous State Discrimination of Quaternary Phase-Shift-Keying Coherent States

Izumi, Shuro ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
in: PRX Quantum, vol: 2, issue: 2

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1103/PRXQuantum.2.020305

Advancing Stimulated Raman Scattering spectroscopy using Squeezed Light

De Andrade, Rayssa B. ; Berg-Sorensen, Kirstine ; Gehring, Tobias ; Andersen, Ulrik L.
part of: Proceedings of 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference (CLEO/Europe-EQEC 2021), 2021
Presented at: 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1109/CLEO/Europe-EQEC52157.2021.9542798

A quantum random number generator

Gehring, Tobias ; Andersen, Ulrik
Patent no.: WO2021094606, Date: 2020-11-16

Type: Patent

Status: Published | Year: 2021

A step closer to optical quantum computers

Andersen, Ulrik Lund
in: Nature, vol: 591, issue: 7848, pages: 40-41

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021

Biomagnetic Sensing with Nitrogen-Vacancy Centers in Diamonds

Troise, Luca

Type: Ph.D. thesis

Status: Published | Year: 2021

Charge-Noise Insensitive Chiral Photonic Interface for Waveguide Circuit QED

Zhang, Yu Xiang ; I Carceller, Carles R. ; Kjaergaard, Morten ; Sørensen, Anders S.
in: Physical Review Letters, vol: 127, issue: 23

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1103/PhysRevLett.127.233601

Continuous Variable Cluster State Computation

Larsen, Mikkel Vilsbøll

Type: Ph.D. thesis

Status: Published | Year: 2021

Continuous Variable Cluster State Computation

Larsen, Mikkel V. ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
part of: 2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Proceedings, 2021
Presented at: 2021 Conference on Lasers and Electro-Optics (CLEO)

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published | Year: 2021

Continuous-variable quantum codes for fault-tolerant quantum information processing

Hastrup, Jacob

Type: Ph.D. thesis

Status: Published | Year: 2021

Detection of biological signals from a live mammalian muscle using an early stage diamond quantum sensor

Webb, James Luke ; Troise, Luca ; Hansen, Nikolaj Winther ; Olsson, Christoffer ; Wojciechowski, Adam M. ; Achard, Jocelyn ; Brinza, Ovidiu ; Staacke, Robert ; Kieschnick, Michael ; Meijer, Jan ; Thielscher, Axel ; Perrier, Jean François ; Berg-Sørensen, Kirstine ; Huck, Alexander ; Andersen, Ulrik Lund
in: Scientific Reports, vol: 11, issue: 1

Type: Journal article (Peer reviewed)

Status: Published | Year: 2021 | DOI: https://doi.org/10.1038/s41598-021-81828-x