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Research Output

2020

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

Gehring, T., Lupo, C., Kordts, A., Solar Nikolic, D., Jain, N., Pedersen, T. B., Pirandola, S. & Andersen, U. L., 2020, (Submitted) In : arXiv.

Research output: Contribution to journalJournal articleResearch

Advances in Quantum Cryptography

Pirandola, S., Andersen, U. L., Banchi, L., Berta, M., Bunandar, D., Colbeck, R., Englund, D., Gehring, T., Lupo, C., Ottaviani, C., Pereira, J., Razavi, M., Shaari, J. S., Tomamichel, M., Usenko, V. C., Vallone, G., Villoresi, P. & Wallden, P., 2020, (Submitted) In : arXiv.

Research output: Contribution to journalJournal articleResearch

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94 Downloads (Pure)

Advancing classical and quantum communication systems with machine learning

Zibar, D., Moura, U. C. D., Chin, H-M., Brusin, A. M. R., Jain, N., Da Ros, F., Kleis, S., Schaeffer, C., Gehring, T., Andersen, U. L. & Carena, A., 2020, Optical Fiber Communication Conference 2020. Optical Society of America (OSA), 3 p. W1K.1

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
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30 Downloads (Pure)

Algorithmic Approach to Design Highly Efficient MET-LDPC Codes with Cascade Structure

Mani, H., Gehring, T., Pacher, C. & Andersen, U. L., 2020, (Submitted). 3 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

An Approximation Method for Analysis and Design of Multi-Edge Type LDPC Codes

Mani, H., Gehring, T., Pacher, C. & Andersen, U. L., 2020, (Submitted). 3 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Cavity-Enhanced Photon Emission from a Single Germanium-Vacancy Center in a Diamond Membrane

Jensen, R. H., Janitz, E., Fontana, Y. L., He, Y., Gobron, O., Radko, I., Bhaskar, M., Evans, R., Rodríguez Rosenbluth, C. D., Childress, L., Huck, A. & Andersen, U. L., 2020, (Submitted) In : arXiv.

Research output: Contribution to journalJournal articleResearch

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59 Downloads (Pure)

Deterministic generation of a four-component optical cat state

Hastrup, J., Neergaard-Nielsen, J. S. & Andersen, U. L., 2020, In : Optics Letters. 45, 3, p. 640-643

Research output: Contribution to journalJournal articleResearchpeer-review

Distributed quantum sensing in a continuous variable entangled network

Guo, X., Breum, C. R., Borregaard, J., Izumi, S., Larsen, M. V., Gehring, T., Christandl, M., Neergaard-Nielsen, J. S. & Andersen, U. L., 2020, In : Nature Physics. 16, p. 281–284

Research output: Contribution to journalJournal articleResearchpeer-review

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89 Downloads (Pure)

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

Chin, H-M., Jain, N., Zibar, D., Gehring, T. & Andersen, U. L., 2020, (Submitted) In : arXiv.

Research output: Contribution to journalJournal articleResearchpeer-review

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44 Downloads (Pure)

Photophysics of quantum emitters in hexagonal boron-nitride nano-flakes

Boll, M. K., Radko, I. P., Huck, A. & Andersen, U. L., 2020, In : Optics Express. 28, 5, p. 7475-7487

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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23 Downloads (Pure)

Quantum-enhanced correlated interferometry for fundamental physics tests

Pradyumna, S. T., Losero, E., Ruo-Berchera, I., Traina, P., Zucco, M., Jacobsen, C. S., Andersen, U. L., Degiovanni, I. P., Genovese, M. & Gehring, T., 2020, (Submitted) In : arXiv.

Research output: Contribution to journalJournal articleResearch

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32 Downloads (Pure)

Tomography of a Feedback Measurement with Photon Detection

Izumi, S., Neergaard-Nielsen, J. S. & Andersen, U. L., 2020, In : Physical Review Letters. 124, 7, 6 p., 070502.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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35 Downloads (Pure)
2019

A Compact, Mobile, Low-Threshold Squeezed Light Source

Arnbak, J., Jacobsen, C. S., B. Andrade, R., Guo, X., Neergaard-Nielsen, J. S., Andersen, U. L. & Gehring, T., 2019, In : Optics Express. 27, 26, p. 37877-37885 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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94 Downloads (Pure)

A magnetometer using optically active defects in a solid state material

Huck, A., Ahmadi, S., El-Ella, H. & Andersen, U. L., 2019, IPC No. G01R33/323 , Patent No. WO2019002576, 3 Jan 2019, Priority date 29 Jun 2017, Priority No. EP20170178726

Research output: Patent

Open Access
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260 Downloads (Pure)

A quantum Interferometer for quantum gravity studies

Losero, E., Tekuru, S. P., Traina, P., Ruo-Berchera, I., Zucco, M., Degiovanni, I. P., Jacobsen, C. S., Gehring, T., Andersen, U. L. & Genovese, M., 2019, Quantum Communications and Quantum Imaging XVII. Deacon, K. S. (ed.). SPIE - International Society for Optical Engineering, Vol. 11134. 11 p. 111340F

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
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150 Downloads (Pure)

Boosting the secret key rate in a shared quantum and classical fibre communication system

Bacco, D., da Lio, B., Cozzolino, D., Da Ros, F., Guo, X., Ding, Y., Sasaki, Y., Aikawa, K., Miki, S., Terai, H., Yamashita, T., Neergaard-Nielsen, J. S., Galili, M., Rottwitt, K., Andersen, U. L., Morioka, T. & Oxenløwe, L. K., 2019, In : Communications Physics. 2, 1, 8 p., 140.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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78 Downloads (Pure)

Co-existence of 87 Mbit/s quantum and 10 Gbit/s classical communications in 37-core fiber

Da Lio, B., Bacco, D., Cozzolino, D., Da Ros, F., Guo, X., Ding, Y., Sasaki, Y., Aikawa, K., Miki, S., Terai, H., Yamashita, T., Neergaard-Nielsen, J. S., Galili, M., Rottwitt, K., Andersen, U. L., Morioka, T. & Oxenlowe, L. K., 1 Jun 2019, Proceedings of 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference. IEEE, 8871492

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Continuous microwave hole burning and population oscillations in a diamond spin ensemble

El-Ella, H. A. R., Huck, A. & Andersen, U. L., 2019, In : Physical Review B. 100, 21, 9 p., 214407.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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63 Downloads (Pure)

Demonstration of Distributed Quantum Sensing using Nonlinear Optics

Guo, X., Bream, C. R., Borregaard, J., Izumi, S., Larsen, M. V., Neergaard-Nielsen, J. S. & Andersen, U. L., 2019, 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). IEEE, 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

Deterministic generation of a two-dimensional cluster state

Larsen, M. V., Guo, X., Breum, C. R., Neergaard-Nielsen, J. S. & Andersen, U. L., 2019, In : Science. 366, 6463, p. 369-372 4 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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20 Downloads (Pure)
Open Access
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123 Downloads (Pure)

Generation of two-mode squeezed states from a single temporally multiplexed squeezing source

Larsen, M. V., Guo, X., Breum, C. R., Neergaard-Nielsen, J. S. & Andersen, U. L., 2019, Proceedings of Quantum Information and Measurement (QIM) V: Quantum Technologies. Optical Society of America (OSA), 2 p. T5A.20

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Highly–sensitive phase and frequency noise measurement technique using Bayesian filtering

Zibar, D., Chin, H-M., Tong, Y., Jain, N., Guo, J., Chang, L., Gehring, T., Bowers, J. E. & Andersen, U. L., 2019, In : I E E E Photonics Technology Letters. 31, 23, p. 1866 - 1869

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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184 Downloads (Pure)

Nanotesla sensitivity magnetic field sensing using a compact diamond nitrogen-vacancy magnetometer

Webb, J. L., Clement, J. D., Troise, L., Ahmadi, S., Johansen, G. J., Huck, A. & Andersen, U. L., 2019, In : Applied Physics Letters. 114, 23, 5 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access

Phase Compensation for Continuous Variable Quantum Key Distribution

Chin, H-M., Zibar, D., Jain, N., Gehring, T. & Andersen, U. L., 2019, Proceedings of CLEO: Applications and Technology 2019. IEEE, p. 1-2 2 p. JF2F.1

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Sensitivity enhancement by mode entanglement in distributed phase sensing

Guo, X., Borregard, J., Breum, C. R., Izumi, S., Larsen, M. V., Neergaard-Nielsen, J. S. & Andersen, U. L., 2019, Proceedings Quantum Information and Measurement (QIM) V: Quantum Technologies. Optical Society of America (OSA), 2 p. S4A.4

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Squeezed light generator and method for generating squeezed light

Andersen, U. L., Gehring, T. & Jacobsen, C. S., 27 Jun 2019, IPC No. G02F 1/ 35 A I, Patent No. WO2019120418, 18 Dec 2017, Priority date 18 Dec 2017, Priority No. EP20170208067

Research output: Patent

Open Access
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101 Downloads (Pure)

Squeezed vacuum states from a whispering gallery mode resonator

Otterpohl, A., Sedlmeir, F., Vogl, U., Dirmeier, T., Shafiee, G., Schunk, G., Strekalov, D. V., Schwefel, H. G. L., Gehring, T., Andersen, U. L., Leuchs, G. & Marquardt, C., 2019, In : Optica. 6, 11, p. 1375-1380 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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117 Downloads (Pure)

Super sensitivity and super resolution with quantum teleportation

Borregaard, J., Gehring, T., Neergaard-Nielsen, J. S. & Andersen, U. L., 2019, In : n p j Quantum Information. 5, 1, 6 p., 16.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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250 Downloads (Pure)
2018

Author Correction: Complete elimination of information leakage in continuous-variable quantum communication channels

Jacobsen, C. S., S. Madsen, L., C. Usenko, V., Filip, R. & Andersen, U. L., 2018, In : n p j Quantum Information. 4, 1 p., 51.

Research output: Contribution to journalComment/debateResearch

Open Access
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210 Downloads (Pure)

Cavity-enhanced nitrogen-vacancy ensemble magnetometry

Ahmadi, S., El-Ella, H. A. R., Wojciechowski, A. M., Gehring, T., Hansen, J. O. B., Huck, A. & Andersen, U. L., 2018, Proceedings of 2018 Conference on Lasers and Electro-Optics (CLEO). IEEE, 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Clock transition by continuous dynamical decoupling of a three-level system

Stark, A., Aharon, N., Huck, A., El-Ella, H. A. R., Retzker, A., Jelezko, F. & Andersen, U. L., 2018, In : Scientific Reports. 8, 1, 8 p., 14807.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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259 Downloads (Pure)

Complete elimination of information leakage in continuous-variable quantum communication channels

Jacobsen, C. S., Madsen, L. S., Usenko, V. C., Fillip, R. & Andersen, U. L., 2018, In : n p j Quantum Information. 4, 1, 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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210 Downloads (Pure)

Contributed review: camera-limits for wide-field magnetic resonance imaging with a nitrogen-vacancy spin sensor

Wojciechowski, A. M., Karadas, M., Huck, A., Osterkamp, C., Jankuhn, S., Meijer, J., Jelezko, F. & Andersen, U. L., 2018, In : Review of Scientific Instruments. 89, 3, 8 p., 031501.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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225 Downloads (Pure)

Deterministic phase measurements exhibiting super-sensitivity and super-resolution

Schäfermeier, C., Ježek, M., Madsen, L. S., Gehring, T. & Andersen, U. L., 2018, In : Optica. 5, 1, p. 60-64

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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302 Downloads (Pure)

Dynamical monitoring of magnetic markers using quantum diamond magnetometry

Frellsen, L. F., Wojciechowski, A. M., Hansen, M. F., Huck, A. & Andersen, U. L., 2018.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
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90 Downloads (Pure)

Erratum: Pump-Enhanced Continuous-Wave Magnetometry Using Nitrogen-Vacancy Ensembles [Phys. Rev. Applied 8, 034001 (2017)]

Ahmadi, S., El-Ella, H., Hansen, J. O. B., Huck, A. & Andersen, U. L., 2018, In : Physical Review Applied. 10, 15, 1 p., 019901.

Research output: Contribution to journalComment/debateResearchpeer-review

Feasibility and resolution limits of opto-magnetic imaging of neural network activity in brain slices using color centers in diamond

Karadas, M., Wojciechowski, A. M., Huck, A., Dalby, N. O., Andersen, U. L. & Thielscher, A., 2018, In : Scientific Reports. 8, 1, 14 p., 4503.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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499 Downloads (Pure)

Mutual information of optical communication in phase-conjugating Gaussian channels

Schafermeier, C. & Andersen, U. L., 2018, In : Physical Review A (Atomic, Molecular and Optical Physics). 97, 3, 5 p., 032313.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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183 Downloads (Pure)

Nitrogen-vacancy ensemble magnetometry based on pump absorption

Ahmadi, S., El-Ella, H. A. R., Wojciechowski, A. M., Gehring, T., Hansen, J. O. B., Huck, A. & Andersen, U. L., 2018, In : Physical Review B. 97, 2, 6 p., 024105.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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600 Downloads (Pure)

Precision temperature sensing in the presence of magnetic field noise and vice-versa using nitrogen-vacancy centers in diamond

Wojciechowski, A. M., Karadas, M., Osterkamp, C., Jankuhn, S., Meijer, J., Jelezko, F., Huck, A. & Andersen, U. L., 2018, In : Applied Physics Letters. 113, 1, 5 p., 013502.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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108 Downloads (Pure)

Quantum enhanced optomechanical magnetometry

Li, B-B., Bilek, J., Hoff, U. B., Madsen, L. S., Forstner, S., Prakash, V., Schäfermeier, C., Gehring, T., Bowen, W. P. & Andersen, U. L., 2018, In : Optica. 5, 7, 7 p., 850.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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320 Downloads (Pure)

Quantum-Enhanced Optomechanical Magnetometry

Bilek, J., Li, B-B., Hoff, U. B., Madsen, L., Forstner, S., Prakash, V., Schafermeier, C., Gehring, T., Bowen, W. P. & Andersen, U. L., 2018, 2018 Conference on Lasers and Electro-Optics (CLEO). IEEE, p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Quantum optomechanical transducer with ultrashort pulses

Vostrosablin, N., Rakhubovsky, A. A., Hoff, U. B., Andersen, U. L. & Filip, R., 2018, In : New Journal of Physics. 20, 8, p. 083042 1 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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162 Downloads (Pure)

Record-High Secret Key Rate for Joint Classical and Quantum Transmission Over a 37-Core Fiber

da Lio, B., Bacco, D., Cozzolino, D., Da Ros, F., Guo, X., Ding, Y., Sasaki, Y., Aikawa, K., Miki, S., Terai, H., Yamashita, T., Neergaard-Nielsen, J. S., Galili, M., Rottwitt, K., Andersen, U. L., Oxenløwe, L. K. & Morioka, T., 2018, Proceedings of 2018 IEEE Photonics Conference . IEEE, 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
184 Downloads (Pure)

Security verification for vacuum fluctuation based quantum random number generator

Kordts, A., Lupo, C., Nikolic, D. S., Pedersen, T. B., Gehring, T. & Andersen, U. L., 2018, 2018 Conference on Lasers and Electro-Optics (CLEO). IEEE, p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Squeezed vacuum states from a whispering gallery mode resonator

Otterpohl, A., Sedlmeir, F., Shafiee, G., Dirmeier, T., Vogl, U., Schunk, G., Strekalov, D. V., Schwefel, H. G. L., Gehring, T., Andersen, U. L., Leuchs, G. & Marquardt, C., 2018, Proceedings of Frontiers in Optics, FIO 2018. OSA Publishing, 2 p. FW7B.3. (Optics InfoBase Conference Papers, Vol. Part F114-FIO 2018).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
120 Downloads (Pure)

Towards wide-field imaging of brain slices using a quantum diamond microscope (Conference Presentation)

Wojciechowski, A., Karadas, M., Frellsen, L., Thielscher, A., Dalby, N. O., Huck, A. & Andersen, U. L., 2018, Quantum Communications and Quantum Imaging XVI. SPIE - International Society for Optical Engineering, Vol. 10771. (Proceedings of SPIE, the International Society for Optical Engineering, Vol. 10771).

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

2017

Narrow-bandwidth sensing of high-frequency fields with continuous dynamical decoupling

Stark, A., Aharon, N., Unden, T., Louzon, D., Huck, A., Retzker, A., Andersen, U. L. & Jelezko, F., 2017, In : Nature Communications. 8, 1, 6 p., 1105.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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311 Downloads (Pure)