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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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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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60 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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91 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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45 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

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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

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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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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)

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

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66 Downloads (Pure)

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

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Open Access
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124 Downloads (Pure)

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

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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

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

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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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251 Downloads (Pure)
2018

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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260 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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212 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

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228 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

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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

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501 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

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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

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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

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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

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322 Downloads (Pure)

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

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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

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314 Downloads (Pure)

Optimally cloned binary coherent states

Mueller, C. R., Leuchs, G., Marquardt, C. & Andersen, U. L., 2017, In : Physical Review A (Atomic, Molecular and Optical Physics). 96, 4, 11 p., 042311.

Research output: Contribution to journalJournal articleResearchpeer-review

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261 Downloads (Pure)

Optimised frequency modulation for continuous-wave optical magnetic resonance sensing using nitrogen-vacancy ensembles

El-Ella, H., Ahmadi, S., Wojciechowski, A., Huck, A. & Andersen, U. L., 2017, In : Opt. Express. 25, 13, p. 14809-14821 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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Pump-Enhanced Continuous-Wave Magnetometry Using Nitrogen-Vacancy Ensembles

Ahmadi, S., El-Ella, H. A. R., Hansen, J. O. B., Huck, A. & Andersen, U. L., 2017, In : Physical Review Applied. 8, 3, 10 p., 034001.

Research output: Contribution to journalJournal articleResearchpeer-review

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326 Downloads (Pure)

Qudi: a modular python suite for experiment control and data processing

Binder, J. M., Stark, A., Tomek, N., Scheuer, J., Frank, F., Jahnke, K. D., Müller, C., Schmitt, S., Metsch, M. H., Unden, T., Gehring, T., Huck, A., Andersen, U. L., Rogers, L. J. & Jelezko, F., 2017, In : SoftwareX. 6, p. 85-90 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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1004 Downloads (Pure)

Towards an integrated squeezed light source

Gehring, T., Hoff, U. B., Iskhakov, T. & Andersen, U. L., 2017, In : Proceedings of SPIE, the International Society for Optical Engineering. 10249, 8 p., 102490D.

Research output: Contribution to journalJournal articleResearchpeer-review

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622 Downloads (Pure)
2016

30 years of squeezed light generation

Andersen, U. L., Gehring, T., Marquardt, C. & Leuchs, G., 2016, In : Physica Scripta. 91, 5, 11 p., 053001.

Research output: Contribution to journalJournal articleResearchpeer-review

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471 Downloads (Pure)

Continuous-variable quantum computing on encrypted data

Marshall, K., Jacobsen, C. S., Schäfermeier, C., Gehring, T., Weedbrook, C. & Andersen, U. L., 2016, In : Nature Communications. 7, 7 p., 13795.

Research output: Contribution to journalJournal articleResearchpeer-review

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Correction: Jacobsen, C.S., et al. Continuous Variable Quantum Key Distribution with a Noisy Laser. Entropy 2015, 17, 4654–4663

Jacobsen, C. S., Gehring, T. & Andersen, U. L., 2016, In : Entropy.

Research output: Contribution to journalJournal articleResearchpeer-review

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Coupling single emitters to quantum plasmonic circuits

Huck, A. & Andersen, U. L., 2016, In : Nanophotonics. 5, 3, p. 483-495 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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704 Downloads (Pure)

Determining the internal quantum efficiency of shallow-implanted nitrogen-vacancy defects in bulk diamond

Radko, I., Boll, M., Israelsen, N. M., Raatz, N., Meijer, J., Jelezko, F., Andersen, U. L. & Huck, A., 2016, In : Optics Express. 24, 24, p. 27715-27725 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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324 Downloads (Pure)

Heralded source of bright multi-mode mesoscopic sub-Poissonian light

Iskhakov, T., Usenko, V. C., Andersen, U. L., Filip, R., Chekhova, M. V. & Leuchs, G., 2016, In : Optics Letters. 41, 10, p. 2149-2152 4 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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201 Downloads (Pure)

Measurement-Induced Macroscopic Superposition States in Cavity Optomechanics

Hoff, U. B., Kollath-Bönig, J., Neergaard-Nielsen, J. S. & Andersen, U. L., 2016, In : Physical Review Letters. 117, 6 p., 143601.

Research output: Contribution to journalJournal articleResearchpeer-review

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Nanodiamonds carrying silicon-vacancy quantum emitters with almost lifetime-limited linewidths

Jantzen, U., Kurz, A. B., Rudnicki, D. S., Schäfermeier, C., Jahnke, K. D., Andersen, U. L., Davydov, V. A., Agafonov, V. N., Kubanek, A., Rogers, L. J. & Jelezko, F., 2016, In : New Journal of Physics. 18, 7, 7 p., 073036.

Research output: Contribution to journalJournal articleResearchpeer-review

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Parsing polarization squeezing into Fock layers

Mueller, C. R., Madsen, L. S., Klimov, A. B., Sanchez-Soto, L. L., Leuchs, G., Marquardt, C. & Andersen, U. L., 2016, In : Physical Review A. 93, 3, 5 p., 033816.

Research output: Contribution to journalJournal articleResearchpeer-review

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331 Downloads (Pure)

Single-quadrature continuous-variable quantum key distribution

Gehring, T., Jacobsen, C. S. & Andersen, U. L., 2016, In : Quantum Information & Computation. 16, 13-14, p. 1081-1095 15 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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2015

Ab initio quantum-enhanced optical phase estimation using real-time feedback control

Berni, A., Gehring, T., Nielsen, B. M., Händchen, V., Paris, M. G. A. & Andersen, U. L., 2015, In : Nature Photonics. 9, 9, p. 577-582

Research output: Contribution to journalJournal articleResearchpeer-review

Algebraic and algorithmic frameworks for optimized quantum measurements

Laghaout, A. & Andersen, U. L., 2015, In : Physical Review A. 92, 4, 14 p., 042118.

Research output: Contribution to journalJournal articleResearchpeer-review

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Assessments of macroscopicity for quantum optical states

Laghaout, A., Neergaard-Nielsen, J. S. & Andersen, U. L., 2015, In : Optics Communications. 337, p. 96-101

Research output: Contribution to journalJournal articleResearchpeer-review

Continuous Variable Quantum Key Distribution with a Noisy Laser

Jacobsen, C. S., Gehring, T. & Andersen, U. L., 2015, In : Entropy. 17, p. 4654-4663

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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393 Downloads (Pure)

High-rate measurement-device-independent quantum cryptography

Pirandola, S., Ottaviani, C., Spedalieri, G., Weedbrook, C., Braunstein, S. L., Lloyd, S., Gehring, T., Jacobsen, C. S. & Andersen, U. L., 2015, In : Nature Photonics. 9, 6, p. 397-402

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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