Center for Macroscopic Quantum States

2024

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. & 33 others, 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., 2024, In: JPhys Materials. 7, 3, 83 p., 032501.

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

Chin, H. M., Andersen, U. L. & Gehring, T., 2024, p. 1-3.

Research output: Contribution to conference › Paper › Research › peer-review

Generation of luminescent defects in hBN by various irradiation methods

Carbone, A., Geilen, L., Figueiredo, J., Bendixen-Fernex de Mongex, D.-P., Kastl, C., Huck, A., Holleitner, A., Wubs, M. & Leitherer-Stenger, N., 2024. 1 p.

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Generation of luminescent defects in hBN by various irradiation methods

Carbone, A., Geilen, L., Figueiredo, J., Bendixen-Fernex de Mongex, D.-P., Kastl, C., Huck, A., Holleitner, A., Wubs, M. & Leitherer-Stenger, N., 2024. 1 p.

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

Holewa, P., Vajner, D. A., Zięba-Ostój, E., Wasiluk, M., Gaál, B., Sakanas, A., Burakowski, M., Mrowiński, P., Krajnik, B., Xiong, M., Yvind, K., Gregersen, N., Musiał, A., Huck, A., Heindel, T., Syperek, M. & Semenova, E., 2024, In: Nature Communications. 15, 1, 9 p., 3358.

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

Vajner, D. A., Wasiluk, M., Holewa, P., Ostój-Zięba, E., von Helversen, M., Sakanas, A., Huck, A., Yvind, K., Gregersen, N., Musial, A., Syperek, M., Semenova, E. & Heindel, T., 2024. 1 p.

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

Hajomer, A. A. E., Derkach, I., Jain, N., Chin, H.-M., Andersen, U. L. & Gehring, T., 2024, In: Science Advances. 10, 1, eadi9474.

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

Vajner, D. A., Holewa, P., Zięba-Ostój, E., Wasiluk, M., von Helversen, M., Sakanas, A., Huck, A., Yvind, K., Gregersen, N., Musiał, A., Syperek, M., Semenova, E. & Heindel, T., 2024, In: ACS Photonics. 11, 2, p. 339-347

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

Khurana, D., Jensen, R. H., Giri, R., Bocquel, J., Andersen, U. L., Berg-Sørensen, K. & Huck, A., 2024, In: Physical Review Research. 6, 1, 13 p., 013218.

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

Nguyen, H. Q., Chin, H. M., Hajomer, A. A. E., Andersen, U. L. & Gehring, T., 2024. 3 p.

Research output: Contribution to conference › Paper › Research › peer-review

System and method for gaussian boson sampling

Neergaard-Nielsen, J. S. (Inventor), Hastrup, J. (Inventor), Andersen, U. L. (Inventor) & Verma, A. (Inventor), 22 Feb 2024, IPC No. G06N 10/ 60 A I, Patent No. WO2024038212, 19 Aug 2022, Priority date 19 Aug 2022, Priority No. EP20220191299

Research output: Patent

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Topology optimization of high-performance optomechanical resonator

Shi, Y., Wang, F., Høj, D., Sigmund, O. & Andersen, U. L., 2024, Quantum 2.0 in Proceedings Quantum 2.0 Conference and Exhibition. Optical Society of America, 2 p. QTu3A.34

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

Ultracoherent Nanomechanical Resonators Based on Density Phononic Crystal Engineering

Høj, D., Hoff, U. B. & Andersen, U. L., 2024, In: Physical Review X. 14, 1, 15 p., 011039.

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‘Seeing’ the electromagnetic spectrum: spotlight on the cryptochrome photocycle

Aguida, B., Babo, J., Baouz, S., Jourdan, N., Procopio, M., El-Esawi, M. A., Engle, D., Mills, S., Wenkel, S., Huck, A., Berg-Sørensen, K., Kampranis, S. C., Link, J. & Ahmad, M., 2024, In: Frontiers in Plant Science. 15, 20 p., 1340304.

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2023

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

Bruynsteen, C., Gehring, T., Lupo, C., Bauwelinck, J. & Yin, X., 2023, In: PRX Quantum. 4, 11 p., 010330 .

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

Hastrup, J. & Andersen, U. L., 2023, In: Physical Review A. 108, 5, 9 p., 052413.

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

Giri, R., Jensen, R. H., Khurana, D., Bocquel, J., Radko, I. P., Lang, J., Osterkamp, C., Jelezko, F., Berg-So̷rensen, K., Andersen, U. L. & Huck, A., 2023, In: ACS Applied Electronic Materials. 5, 12, p. 6603–6610

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

Zabelotsky, T., Singh, S., Haim, G., Malkinson, R., Kadkhodazadeh, S., Radko, I. P., Aharonovich, I., Steinberg, H., Berg-Sørensen, K., Huck, A., Taniguchi, T., Watanabe, K. & Bar-Gill, N., 2023, In: ACS Applied Nano Materials . 6, p. 21671−21678

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Deterministic Quantum Phase Estimation beyond N00N States

Nielsen, J. A. H., Neergaard-Nielsen, J. S., Gehring, T. & Andersen, U. L., 2023, In: Physical Review Letters. 130, 12, 6 p., 123603.

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Effects of imbalanced modulation in continuous-variable quantum key distribution

Nguyen, H. Q., Hajomer, A. A. E., Derkach, I., Jain, N., Andersen, U. L. & Gehring, T., 2023, Proceedings of 2023 Conference on Lasers and Electro-Optics. IEEE, 2 p. FM1A.6

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

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

Domeneguetti, R., Stefszky, M., Herrmann, H., Silberhorn, C., Andersen, U. L., Neergaard-Nielsen, J. S. & Gehring, T., 2023, In: Optics Letters. 48, 11, p. 2999-3002

Research output: Contribution to journal › Journal article › Research › peer-review

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

Hajomer, A. A. E., Nguyen, H. Q. & Gehring, T., 2023, Proceedings of 2023 Optical Fiber Communications Conference and Exhibition (OFC). IEEE, 3 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

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

Chin, H. M., Hajomer, A. A. E., Jain, N., Andersen, U. L. & Gehring, T., 2023, Proceedings of 2023 Optical Fiber Communications Conference and Exhibition. IEEE, 3 p. Th3J.2

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

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Measurement Based CV Parametrized Quantum Circuits

Verma, A., Hastrup, J., Neergaard-Nielsen, J. S. & Andersen, U. L., 2023, 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). IEEE, 1 p. (2023 Conference on Lasers and Electro-optics Europe and European Quantum Electronics Conference (cleo/europe-eqec)).

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

Measurement device independent entanglement witness of continuous variable states

Larsen, B. L., Izumi, S., Neergaard-Nielsen, J. S. & Andersen, U. L., 2023, Proceedings of 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference. IEEE, 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

Mechanical cooling and squeezing using optimal control

Isaksen, F. W. & Andersen, U. L., 2023, In: Physical Review A. 107, 2, 16 p., 023512.

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

Hansen, N. W., Webb, J. L., Troise, L., Olsson, C., Tomasevic, L., Brinza, O., Achard, J., Staacke, R., Kieschnick, M., Meijer, J., Thielscher, A., Siebner, H. R., Berg-Sørensen, K., Perrier, J. F., Huck, A. & Andersen, U. L., 2023, In: Scientific Reports. 13, 9 p., 12407.

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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., 2023, Proceedings of the 23rd International Conference on Transparent Optical Networks (ICTON). IEEE Computer Society Press, 4 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

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

Vajner, D. A., Holewa, P., Sakanas, A., Gür, U. M., Mrowinski, P., Huck, A., Yvind, K., Gregersen, N., Musial, A., Syperek, M., Semenova, E. & Heindel, T., 2023. 1 p.

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

Bjerrum, A. J. E., Brask, J. B., Neergaard-Nielsen, J. S. & Andersen, U. L., 2023, In: Physical Review A. 107, 5, 13 p., 052611.

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Quantum Rabi interferometry of motion and radiation

Park, K., Marek, P., Andersen, U. L. & Filip, R., 2023, In: Quantum. 7, 34 p., 1024.

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Quantum Randomness Certification Through Three-state Discrimination

Faria, L. N., Roch i Carceller, C., Liu, Z., Andersen, U., Neegaard-Nielsen, J. & Brask, J. B., 2023, Proceedings of 2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference . Institute of Electrical and Electronics Engineers Inc., 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

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

Bjerrum, A. J. E., Brask, J. B., Neergaard-Nielsen, J. S. & Andersen, U. L., 2023, In: Physical Review A. 107, 4, 18 p., 042606.

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

Arge, T. N., Domeneguetti, R. R., Neergaard-Nielsen, J. S., Gehring, T. & Andersen, U. L., 2023, Proceedings of 2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference . IEEE, 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

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

Holewa, P., Ostój-Zięba, E., Vajner, D. A., Gao, T., Lach, M., Wasiluk, M., Gaal, B., Sakanas, A., Burakowski, M., Mrowiński, P., Krajnik, B., Xiong, M., Huck, A., Yvind, K., Gregersen, N., Musial, A., Heindel, T., Semenova, E. & Syperek, M., 2023.

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Towards optimum phase noise compensation for CV-QKD systems

Chin, H. M., Jain, N., Andersen, U. L. & Gehring, T., 2023, Proceedings of 2023 Conference on Lasers and Electro-Optics. IEEE, 2 p. FF2A.4

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

2022

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., 2022, In: Quantum Science and Technology. 7, 4, 10 p., 045003.

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All-optical cat-code quantum error correction

Hastrup, J. & Andersen, U. L., 2022, In: Physical Review Research. 4, 4, 8 p., 043065.

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

Holewa, P., Sakanas, A., Gur, U. M., Mrowinski, P., Huck, A., Wang, B. Y., Musial, A., Yvind, K., Gregersen, N., Syperek, M. & Semenova, E., 2022, In: ACS Photonics. 9, 7, p. 2273–2279

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

Hajomer, A. A. E., Mani, H., Jain, N., Chin, H.-M., Andersen, U. L. & Gehring, T., 2022, Proceedings of 2022 European Conference on Optical Communication (ECOC). IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

Density-modulated phononic membranes

Høj, D. (Inventor), Hoff, U. (Inventor) & Andersen, U. (Inventor), 22 Sept 2022, IPC No. H03H 9/ 24 A I, Patent No. WO2022195083, 19 Mar 2021, Priority date 19 Mar 2021, Priority No. EP20210163818

Research output: Patent

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Digital synchronization for continuous-variable quantum key distribution

Chin, H. M., Jain, N., Andersen, U. L., Zibar, D. & Gehring, T., Oct 2022, In: Quantum Science and Technology. 7, 4, 8 p., 045006.

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

Webb, J. L., Troise, L., Hansen, N. W., Frellsen, L. F., Osterkamp, C., Jelezko, F., Jankuhn, S., Meijer, J., Berg-Sørensen, K., Perrier, J. F., Huck, A. & Andersen, U. L., 2022, In: Physical Review Applied. 17, 6, 17 p., 064051.

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

Troise, L., Hansen, N. W., Olsson, C., Webb, J. L., Tomasevic, L., Achard, J., Brinza, O., Staacke, R., Kieschnick, M., Meijer, J., Thielscher, A., Siebner, H. R., Berg-Sørensen, K., Perrier, J. F., Huck, A. & Andersen, U. L., 2022, In: AVS Quantum Science. 4, 4, 044402.

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Measurement based photonic quantum computing system

Larsen, M. V. (Inventor), Neergaard-Nielsen, J. S. (Inventor) & Andersen, U. L. (Inventor), 14 Jul 2022, IPC No. G06N 10/ 40 A I, Patent No. WO2022148839, 8 Jan 2021, Priority date 8 Jan 2021, Priority No. EP20210150702

Research output: Patent

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Modulation leakage-free continuous-variable quantum key distribution

Hajomer, A. A. E., Jain, N., Mani, H., Chin, H. M., Andersen, U. L. & Gehring, T., 2022, In: npj Quantum Information. 8, 8 p., 136.

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Modulator vulnerability in continuous-variable quantum key distribution

Jain, N., Derkach, I., Chin, H. M., Filip, R., Andersen, U. L., Usenko, V. C. & Gehring, T., 2022, Emerging Imaging and Sensing Technologies for Security and Defence VII. SPIE, 5 p. 122740R. (Proceedings of SPIE - The International Society for Optical Engineering, Vol. 12274).

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

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

Poulsen, A. F. L., Clement, J. D., Webb, J. L., Jensen, R. H., Troise, L., Berg-Sorensen, K., Huck, A. & Andersen, U. L., 2022, In: Physical Review B. 106, 16 p., 014202.

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Practical continuous-variable quantum key distribution with composable security

Jain, N., Chin, H. M., Mani, H., Lupo, C., Nikolic, D. S., Kordts, A., Pirandola, S., Pedersen, T. B., Kolb, M., Ömer, B., Pacher, C., Gehring, T. & Andersen, U. L., 2022, In: Nature Communications. 13, 1, 8 p., 4740.

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Practical Network Encryption with Quantum Cryptographic Keys

Jain, N., Bidstrup, E., Chin, H.-M., Mani, H., Hajomer, A. A. E., Andersen, U. L. & Gehring, T., 2022, Proceedings of 2022 European Conference on Optical Communication (ECOC). IEEE, 4 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

Center for Macroscopic Quantum States

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