Publications

Published articles and theses from QPIT/bigQ.

Publikationer rss feed

2020
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Distributed quantum sensing in a continuous variable entangled network

Guo, Xueshi ; Breum, Casper R. ; Borregaard, Johannes ; Izumi, Shuro ; Larsen, Mikkel Vilsbøll ; Gehring, Tobias ; Christandl, Matthias ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
in: Nature Physics

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    Year: 2020

2019
 

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: 2019

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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.
in: Optics Express, vol: 27, issue: 26, pages: 37877-37885

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1364/OE.27.037877

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Advances in Quantum Cryptography

Pirandola, S. ; Andersen, U. L. ; Banchi, L. ; Berta, M. ; Bunandar, D. ; Colbeck, R. ; Englund, D. ; Gehring, Tobias ; Lupo, C. ; Ottaviani, C. ; Pereira, J. ; Razavi, M. ; Shaari, J. S. ; Tomamichel, M. ; Usenko, V. C. ; Vallone, G. ; Villoresi, P. ; Wallden, P.
in: arXiv

Type: Journal article

Status: Submitted     |    Year: 2019

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

Bacco, Davide ; da Lio, Beatrice ; Cozzolino, Daniele ; Da Ros, Francesco ; Guo, Xueshi ; Ding, Yunhong ; Sasaki, Yusuke ; Aikawa, Kazuhiko ; Miki, Shigehito ; Terai, Hirotaka ; Yamashita, Taro ; Neergaard-Nielsen, Jonas Schou ; Galili, Michael ; Rottwitt, Karsten ; Andersen, Ulrik Lund ; Morioka, Toshio ; Oxenløwe, Leif Katsuo
in: Communications Physics, vol: 2, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1038/s42005-019-0238-1

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

Jensen, Rasmus Høy ; Janitz, Erika ; Fontana, Yannik Laurent ; He, Yi ; Gobron, Olivier ; Radko, Ilya ; Bhaskar, Mihir ; Evans, Ruffin ; Rodríguez Rosenbluth, César Daniel ; Childress, Lilian ; Huck, Alexander ; Andersen, Ulrik Lund
in: arXiv

Type: Journal article

Status: Submitted     |    Year: 2019

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

El-Ella, Haitham A. R. ; Huck, Alexander ; Andersen, Ulrik Lund
in: Physical Review B, vol: 100, issue: 21

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/PhysRevB.100.214407

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Dermal Denticles of Three Slowly Swimming Shark Species: Microscopy and Flow Visualization

Feld, Katrine ; Kolborg, Anne Noer ; Nyborg, Camilla Marie ; Salewski, Mirko ; Steffensen, John Fleng ; Berg-Sørensen, Kirstine
in: Biomimetics, vol: 4, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.3390/biomimetics4020038

 

Deterministic generation of a two-dimensional cluster state

Larsen, Mikkel Vilsbøll ; Guo, Xueshi ; Breum, Casper Rubæk ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Science, vol: 366, issue: 6463, pages: 369-372

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1126/science.aay4354

 

Diagnostic of fast-ion energy spectra and densities in magnetized plasmas

Salewski, Mirko ; Nocente, M. ; Madsen, Birgitte ; Abramovic, I. ; Gorini, G. ; Jacobsen, A. S. ; Kiptily, V. ; Korsholm, Søren Bang ; Moseev, Dmitry ; Nielsen, Stefan Kragh ; Poulsen, Andreas Feldt Lomholt ; Rasmussen, Jesper ; Tardocchi, M. ; Geiger, B. ; Eriksson, J. ; ,
in: Journal of Instrumentation, vol: 14
Presented at:
5th International Conference Frontiers in Diagnostcs Technologies

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1088/1748-0221/14/05/C05019

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Exploiting the Causal Tensor Network Structure of Quantum Processes to Efficiently Simulate Non-Markovian Path Integrals

Jørgensen, Mathias Rønnow ; Pollock, Felix A.
in: Physical Review Letters, vol: 123, issue: 24

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/physrevlett.123.240602

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

Zibar, Darko ; Chin, Hou-Man ; Tong, Yeyu ; Jain, Nitin ; Guo, Joel ; Chang, Lin ; Gehring, Tobias ; Bowers, John E. ; Andersen, Ulrik Lund
in: I E E E Photonics Technology Letters, vol: 31, issue: 23, pages: 1866 - 1869

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1109/LPT.2019.2945051

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Magnon condensation in a dense nitrogen-vacancy spin ensemble

El-Ella, Haitham A. R.
in: Physical Review B, vol: 99, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/PhysRevB.99.024414

 

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

Webb, James Luke ; Clement, Joshua David ; Troise, Luca ; Ahmadi, Sepehr ; Johansen, Gustav Juhl ; Huck, Alexander ; Andersen, Ulrik Lund
in: Applied Physics Letters, vol: 114, issue: 23

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1063/1.5095241

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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: 2019

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Semi-device-independent characterization of quantum measurements under a minimum overlap assumption

Shi, Weixu ; Cai, Yu ; Brask, Jonatan Bohr ; Zbinden, Hugo ; Brunner, Nicolas
in: Physical Review A, vol: 100, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/PhysRevA.100.042108

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Squeezed vacuum states from a whispering gallery mode resonator

Otterpohl, Alexander ; Sedlmeir, Florian ; Vogl, Ulrich ; Dirmeier, Thomas ; Shafiee, Golnoush ; Schunk, Gerhard ; Strekalov, Dmitry V. ; Schwefel, Harald G. L. ; Gehring, Tobias ; Andersen, Ulrik Lund ; Leuchs, Gerd ; Marquardt, Christoph
in: Optica, vol: 6, issue: 11, pages: 1375-1380

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1364/OPTICA.6.001375

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Super sensitivity and super resolution with quantum teleportation

Borregaard, J. ; Gehring, Tobias ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: n p j Quantum Information, vol: 5, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1038/s41534-019-0132-4

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Tomography of a single-rail qubit projector

Izumi, Shuro ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: arXiv

Type: Journal article

Status: Submitted     |    Year: 2019

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Unifying Paradigms of Quantum Refrigeration: A Universal and Attainable Bound on Cooling

Clivaz, Fabien ; Silva, Ralph ; Haack, Geraldine ; Brask, Jonatan Bohr ; Brunner, Nicolas ; Huber, Marcus
in: Physical Review Letters, vol: 123, issue: 17

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/physrevlett.123.170605

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Unifying paradigms of quantum refrigeration: Fundamental limits of cooling and associated work costs

Clivaz, Fabien ; Silva, Ralph ; Haack, Geraldine ; Brask, Jonatan Bohr ; Brunner, Nicolas ; Huber, Marcus
in: Physical Review E, vol: 100, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/physreve.100.042130

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Upper bound on certifiable randomness from a quantum black-box device

Ioannou, Marie ; Brask, Jonatan Bohr ; Brunner, Nicolas
in: Physical Review A, vol: 99, issue: 5

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1103/PhysRevA.99.052338

2018
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Clock transition by continuous dynamical decoupling of a three-level system

Stark, Alexander ; Aharon, Nati ; Huck, Alexander ; El-Ella, Haitham A R ; Retzker, Alex ; Jelezko, Fedor ; Andersen, Ulrik Lund
in: Scientific Reports, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1038/s41598-018-31984-4

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

Jacobsen, Christian S. ; Madsen, Lars S. ; Usenko, Vladyslav C. ; Fillip, Radim ; Andersen, Ulrik L.
in: n p j Quantum Information, vol: 4, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1038/s41534-018-0084-0

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Continuous-variable protocol for oblivious transfer in the noisy-storage model

Furrer, Fabian ; Gehring, Tobias ; Schaffner, Christian ; Pacher, Christoph ; Schnabel, Roman ; Wehner, Stephanie
in: Nature Communications, vol: 9, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1038/s41467-018-03729-4

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

Wojciechowski, Adam M. ; Karadas, Mürsel ; Huck, Alexander ; Osterkamp, Christian ; Jankuhn, Steffen ; Meijer, Jan ; Jelezko, Fedor ; Andersen, Ulrik Lund
in: Review of Scientific Instruments, vol: 89, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1063/1.5010282

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Deterministic phase measurements exhibiting super-sensitivity and super-resolution

Schäfermeier, Clemens ; Ježek, Miroslav ; Madsen, Lars S. ; Gehring, Tobias ; Andersen, Ulrik Lund
in: Optica, vol: 5, issue: 1, pages: 60-64

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1364/OPTICA.5.000060

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Mutual information of optical communication in phase-conjugating Gaussian channels

Schafermeier, Clemens ; Andersen, Ulrik Lund
in: Physical Review A (Atomic, Molecular and Optical Physics), vol: 97, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1103/PhysRevA.97.032313

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Nitrogen-vacancy ensemble magnetometry based on pump absorption

Ahmadi, Sepehr ; El-Ella, Haitham A. R. ; Wojciechowski, Adam M. ; Gehring, Tobias ; Hansen, Jørn Otto Bindslev ; Huck, Alexander ; Andersen, Ulrik Lund
in: Physical Review B, vol: 97, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1103/PhysRevB.97.024105

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

Wojciechowski, Adam M. ; Karadas, Mürsel ; Osterkamp, Christian ; Jankuhn, Steffen ; Meijer, Jan ; Jelezko, Fedor ; Huck, Alexander ; Andersen, Ulrik Lund
in: Applied Physics Letters, vol: 113, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1063/1.5026678

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Projective measurement onto arbitrary superposition of weak coherent state bases

Izumi, Shuro ; Takeoka, Masahiro ; Wakui, Kentaro ; Fujiwara, Mikio ; Ema, Kazuhiro ; Sasaki, Masahide
in: Scientific Reports, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1038/s41598-018-21092-8

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Quantitative time domain analysis of lifetime-based Förster resonant energy transfer measurements with fluorescent proteins: Static random isotropic fluorophore orientation distributions

Alexandrov, Yuriy ; Nikolic, Dino Solar ; Dunsby, Christopher ; French, Paul M.W.
in: Journal of Biophotonics, vol: 11, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1002/jbio.201700366

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Quantum enhanced optomechanical magnetometry

Li, Bei-Bei ; Bilek, Jan ; Hoff, Ulrich Busk ; Madsen, Lars S. ; Forstner, Stefan ; Prakash, Varun ; Schäfermeier, Clemens ; Gehring, Tobias ; Bowen, Warwick P. ; Andersen, Ulrik Lund
in: Optica, vol: 5, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1364/OPTICA.5.000850

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Quantum optomechanical transducer with ultrashort pulses

Vostrosablin, Nikita ; Rakhubovsky, Andrey A. ; Hoff, Ulrich Busk ; Andersen, Ulrik Lund ; Filip, Radim
in: New Journal of Physics, vol: 20, issue: 8, pages: 083042

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1367-2630/aadbb7

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Sensing magnetic fields with diamonds and green laser light

Frellsen, Louise Floor ; Ahmadi, Sepehr
in: Quantum Views, vol: 2

Type: Journal article

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.22331/qv-2018-07-17-10

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Tomography of a displacement photon counter for discrimination of single-rail optical qubits

Izumi, Shuro ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Journal of Physics B: Atomic, Molecular and Optical Physics, vol: 51, issue: 8

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1361-6455/aab5dd

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Tuning biomimetic membrane barrier properties by hydrocarbon, cholesterol and polymeric additives

Palanco, Marta Espina ; Skovgaard, Nils ; Hansen, Jesper Søndergaard ; Berg-Sørensen, Kirstine ; Hélix-Nielsen, Claus
in: Bioinspiration & Biomimetics, vol: 13, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1748-3190/aa92be

2017
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Dispersive heterodyne probing method for laser frequency stabilization based on spectral hole burning in rare-earth doped crystals

Gobron, Olivier ; Jung, K. ; Galland, N. ; Predehl, K. ; Le Targat, R. ; Ferrier, A. ; Goldner, P. ; Seidelin, S. ; Le Coq, Y.
in: Optics Express, vol: 25, issue: 13, pages: 15539-15548

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1364/OE.25.015539

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Invisible Trojan-horse attack

Sajeed, Shihan ; Minshull, Carter ; Jain, Nitin ; Makarov, Vadim
in: Scientific Reports, vol: 7, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1038/s41598-017-08279-1

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

Stark, Alexander ; Aharon, Nati ; Unden, Thomas ; Louzon, Daniel ; Huck, Alexander ; Retzker, Alex ; Andersen, Ulrik Lund ; Jelezko, Fedor
in: Nature Communications, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1038/s41467-017-01159-2

 

Optical and hydrodynamic stretching of single cells from blood

Thirstrup, Henrik ; Rungling, Tony B. ; Khalil Al-Hamdani, Mustafa Zyad ; Pathanchalinathan, Ragavan ; Dziegiel, Morten Hanefeld ; Kristensen, Anders ; Marie, Rodolphe ; Berg-Sørensen, Kirstine
in: Optics Infobase Conference Papers, vol: 2017
Presented at:
OSA Biophotonics Congress: Optical Trapping Applications 2017

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1364/OTA.2017.OtM4E.1

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Optimally cloned binary coherent states

Mueller, C. R. ; Leuchs, G. ; Marquardt, Ch ; Andersen, Ulrik Lund
in: Physical Review A (Atomic, Molecular and Optical Physics), vol: 96, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1103/PhysRevA.96.042311

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

El-Ella, Haitham ; Ahmadi, Sepehr ; Wojciechowski, Adam ; Huck, Alexander ; Andersen, Ulrik Lund
in: Opt. Express, vol: 25, issue: 13, pages: 14809-14821

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1364/OE.25.014809

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Programmable optical waveform reshaping on a picosecond timescale

Manurkar, Paritosh ; Jain, Nitin ; Kumar Periyannan Rajeswari, Prem ; Kanter, Gregory S.
in: Optics Letters, vol: 42, issue: 5, pages: 951-954

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1364/OL.42.000951

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

Ahmadi, Sepehr ; El-Ella, Haitham A. R. ; Hansen, Jørn Otto Bindslev ; Huck, Alexander ; Andersen, Ulrik Lund
in: Physical Review Applied, vol: 8, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1103/PhysRevApplied.8.034001

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

Binder, Jan M. ; Stark, Alexander ; Tomek, Nikolas ; Scheuer, Jochen ; Frank, Florian ; Jahnke, Kay D. ; Müller, Christoph ; Schmitt, Simon ; Metsch, Mathias H. ; Unden, Thomas ; Gehring, Tobias ; Huck, Alexander ; Andersen, Ulrik Lund ; Rogers, Lachlan J. ; Jelezko, Fedor
in: SoftwareX, vol: 6, pages: 85-90

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017

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Towards an integrated squeezed light source

Gehring, Tobias ; Hoff, Ulrich Busk ; Iskhakov, Timur ; Andersen, Ulrik Lund
in: Proceedings of SPIE, the International Society for Optical Engineering, vol: 10249

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1117/12.2268878

2016
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30 years of squeezed light generation

Andersen, Ulrik Lund ; Gehring, Tobias ; Marquardt, Christoph ; Leuchs, Gerd
in: Physica Scripta, vol: 91, issue: 5

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/0031-8949/91/5/053001

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Continuous-variable quantum computing on encrypted data

Marshall, Kevin ; Jacobsen, Christian Scheffmann ; Schäfermeier, Clemens ; Gehring, Tobias ; Weedbrook, Christian ; Andersen, Ulrik Lund
in: Nature Communications, vol: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1038/ncomms13795

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Coupling single emitters to quantum plasmonic circuits

Huck, Alexander ; Andersen, Ulrik Lund
in: Nanophotonics, vol: 5, issue: 3, pages: 483-495

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1515/nanoph-2015-0153

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

Radko, Ilya ; Boll, Mads ; Israelsen, Niels Møller ; Raatz, Nicole ; Meijer, Jan ; Jelezko, Fedor ; Andersen, Ulrik Lund ; Huck, Alexander
in: Optics Express, vol: 24, issue: 24, pages: 27715-27725

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1364/OE.24.027715

 

Frequency tuning of single photons from a whispering-gallery mode resonator to MHz-wide transitions

Schunk, G. ; Vogl, U. ; Sedlmeir, F. ; Strekalov, D. V. ; Otterpohl, A. ; Averchenko, V. ; Schwefel, H. G L ; Leuchs, G. ; Marquardt, Christoph
in: Journal of Modern Optics, vol: 63, issue: 20, pages: 2058-2073

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1080/09500340.2016.1148211

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

Iskhakov, Timur ; Usenko, V. C. ; Andersen, Ulrik Lund ; Filip, R. ; Chekhova, M. V. ; Leuchs, G.
in: Optics Letters, vol: 41, issue: 10, pages: 2149-2152

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1364/OL.41.002149

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Maximum modulation of plasmon-guided modes by graphene gating

Radko, Ilya ; Bozhevolnyi, Sergey I. ; Grigorenko, Alexander N.
in: Optics Express, vol: 24, issue: 8, pages: 8266-8279

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1364/OE.24.008266

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Measurement-Induced Macroscopic Superposition States in Cavity Optomechanics

Hoff, Ulrich Busk ; Kollath-Bönig, Johann ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Physical Review Letters, vol: 117

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1103/PhysRevLett.117.143601

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Mesoscopic current transport in two-dimensional materials with grain boundaries: Four-point probe resistance and Hall effect

Lotz, Mikkel Rønne ; Boll, Mads ; Østerberg, Frederik Westergaard ; Hansen, Ole ; Petersen, Dirch Hjorth
in: Journal of Applied Physics, vol: 120, issue: 13

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1063/1.4963719

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

Jantzen, Uwe ; Kurz, Andrea B. ; Rudnicki, Daniel S. ; Schäfermeier, Clemens ; Jahnke, Kay D. ; Andersen, Ulrik Lund ; Davydov, Valery A. ; Agafonov, Viatcheslav N. ; Kubanek, Alexander ; Rogers, Lachlan J. ; Jelezko, Fedor
in: New Journal of Physics, vol: 18, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/1367-2630/18/7/073036

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Optical characterization of directly deposited graphene on a dielectric substrate

Kaplas, Tommi ; Karvonen, Lasse ; Ahmadi, Sepehr ; Amirsolaimani, Babak ; Mehravar, Soroush ; Peyghambarian, Nasser ; Kieu, Khanh ; Honkanen, Seppo ; Lipsanen, Harri ; Svirko, Yuri
in: Optics Express, vol: 24, issue: 3, pages: 2965-2970

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1364/OE.24.002965

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Parsing polarization squeezing into Fock layers

Mueller, Christian R. ; Madsen, Lars Skovgaard ; Klimov, Andrei B. ; Sanchez-Soto, Luis L. ; Leuchs, Gerd ; Marquardt, Christoph ; Andersen, Ulrik Lund
in: Physical Review A, vol: 93, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1103/PhysRevA.93.033816

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Random-phase metasurfaces at optical wavelengths

Pors, Anders ; Ding, Fei ; Chen, Yiting ; Radko, Ilya ; Bozhevolnyi, Sergey I.
in: Scientific Reports, vol: 6

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1038/srep28448

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Single-quadrature continuous-variable quantum key distribution

Gehring, Tobias ; Jacobsen, Christian Scheffmann ; Andersen, Ulrik Lund
in: Quantum Information & Computation, vol: 16, issue: 13-14, pages: 1081-1095

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016

  PDF

Superconducting Dy1-x(Gd,Yb)xBa2Cu3O7-δ thin films made by Chemical Solution Deposition

Opata, Yuri Aparecido ; Wulff, Anders Christian ; Hansen, Jørn Otto Bindslev ; Yue, Zhao ; Grivel, Jean-Claude
in: I E E E Transactions on Applied Superconductivity, vol: 26, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1109/TASC.2016.2549558

2015
 

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

Berni, Adriano ; Gehring, Tobias ; Nielsen, Bo Melholt ; Händchen, Vitus ; Paris, Matteo G. A. ; Andersen, Ulrik Lund
in: Nature Photonics, vol: 9, issue: 9, pages: 577-582

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1038/NPHOTON.2015.139

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Algebraic and algorithmic frameworks for optimized quantum measurements

Laghaout, Amine ; Andersen, Ulrik Lund
in: Physical Review A, vol: 92, issue: 4

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1103/physreva.92.042118

 

Assessments of macroscopicity for quantum optical states

Laghaout, Amine ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Optics Communications, vol: 337, pages: 96-101

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1016/j.optcom.2014.07.046

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Continuous Variable Quantum Key Distribution with a Noisy Laser

Jacobsen, Christian Scheffmann ; Gehring, Tobias ; Andersen, Ulrik Lund
in: Entropy, vol: 17, pages: 4654-4663

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.3390/e17074654

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High-rate measurement-device-independent quantum cryptography

Pirandola, Stefano ; Ottaviani, Carlo ; Spedalieri, Gaetana ; Weedbrook, Christian ; Braunstein, Samuel L. ; Lloyd, Seth ; Gehring, Tobias ; Jacobsen, Christian Scheffmann ; Andersen, Ulrik Lund
in: Nature Photonics, vol: 9, issue: 6, pages: 397-402

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1038/nphoton.2015.83

  PDF

Hybrid discrete- and continuous-variable quantum information

Andersen, Ulrik Lund ; Neergaard-Nielsen, Jonas Schou ; van Loock, Peter ; Furusawa, Akira
in: Nature Physics, vol: 11, issue: 9, pages: 713-719

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1038/nphys3410

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Implementation of continuous-variable quantum key distribution with composable and one-sided-device-independent security against coherent attacks

Gehring, Tobias ; Haendchen, Vitus ; Duhme, Joerg ; Furrer, Fabian ; Franz, Torsten ; Pacher, Christoph ; Werner, Reinhard F. ; Schnabel, Roman
in: Nature Communications, vol: 6

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1038/ncomms9795

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Integrated source of broadband quadrature squeezed light

Hoff, Ulrich Busk ; Nielsen, Bo Melholt ; Andersen, Ulrik Lund
in: Optics Express, vol: 23, issue: 9, pages: 12013-12036

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1364/OE.23.012013

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Interfacing transitions of different alkali atoms and telecom bands using one narrowband photon pair source

Schunk, Gerhard ; Vogl, Ulrich ; Strekalov, Dmitry V. ; Förtsch, Michael ; Sedlmeir, Florian ; Schwefel, Harald G L ; Göbelt, Manuela ; Christiansen, Silke ; Leuchs, Gerd ; Marquardt, Christoph
in: Optica, vol: 2, issue: 9, pages: 773-778

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1364/optica.2.000773

 

Squeezing-enhanced measurement sensitivity in a cavity optomechanical system

Kerdoncuff, Hugo ; Hoff, Ulrich Busk ; Harris, Glen I. ; Bowen, Warwick P. ; Andersen, Ulrik Lund
in: Annalen der Physik, vol: 527, issue: 1-2, pages: 107-114

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1002/andp.201400171

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Two level undercut-profile substrate for filamentary YBa2Cu3O7 coated conductors

Wulff, Anders Christian ; Solovyov, M. ; Gömöry, Fedor ; Abrahamsen, Asger Bech ; Mishin, Oleg V. ; Usoskin, A. ; Rutt, A. ; Lundeman, J.H. ; Thydén, Karl Tor Sune ; Hansen, Jørn Otto Bindslev ; Grivel, Jean-Claude
in: Superconductor Science and Technology, vol: 28, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1088/0953-2048/28/7/072001

2014
 

Demonstration of a variable plasmonic beam splitter

Kumar, Shailesh ; Israelsen, Niels Møller ; Andersen, Ulrik Lund ; Huck, Alexander
in: Progress in Biomedical Optics and Imaging, vol: 8997, pages: 89970Y

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1117/12.2039463

 

Generation and Controlled Routing of Single Plasmons on a Chip

Kumar, Shailesh ; Israelsen, Niels Møller ; Huck, Alexander ; Andersen, Ulrik Lund
in: Nano letters, vol: 14, issue: 2, pages: 663-669

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1021/nl403907w

  PDF

Generation of picosecond pulsed coherent state superpositions

Dong, Ruifang ; Tipsmark, Anders ; Laghaout, Amine ; Krivitsky, Leonid ; Jezek, Miroslav ; Andersen, Ulrik Lund
in: Optical Society of America. Journal B: Optical Physics, vol: 31, issue: 5, pages: 1192-1201

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1364/JOSAB.31.001192

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High-quality MOVPE butt-joint integration of InP/AlGaInAs/InGaAsP-based all-active optical components

Kulkova, Irina ; Kadkhodazadeh, Shima ; Kuznetsova, Nadezda ; Huck, Alexander ; Semenova, Elizaveta ; Yvind, Kresten
in: Journal of Crystal Growth, vol: 243, pages: 243–248

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.jcrysgro.2014.06.026

  PDF

Identifying modes of large whispering-gallery mode resonators from the spectrum and emission pattern

Schunk, Gerhard ; Fuerst, Josef U. ; Förtsch, Michael ; Strekalov, Dmitry V. ; Vogl, Ulrich ; Sedlmeir, Florian ; Schwefel, Harald G. L. ; Leuchs, Gerd ; Marquardt, Christoph
in: Optics Express, vol: 22, issue: 25, pages: 30795-30806

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1364/OE.22.030795

 

Increasing the photon collection rate from a single NV center with a silver mirror

Israelsen, Niels Møller ; Kumar, Shailesh ; Tawfieq, Mahmoud ; Neergaard-Nielsen, Jonas Schou ; Huck, Alexander ; Andersen, Ulrik Lund
in: Journal of Optics, vol: 16, issue: 11, pages: 114017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1088/2040-8978/16/11/114017

 

Resonance Energy Transfer in Hybrid Devices in the Presence of a Surface

Kopylov, Oleksii ; Huck, Alexander ; Kadkhodazadeh, Shima ; Yvind, Kresten ; Kardynal, Beata
in: Journal of Physical Chemistry Part C: The Nanomaterials and Interfaces, vol: 118, pages: 16284 − 16289

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1021/jp5049327

2013
  PDF

Amplification of realistic Schrödinger-cat-state-like states by homodyne heralding

Laghaout, Amine ; Neergaard-Nielsen, Jonas S. ; Rigas, Ioannes ; Kragh, Christian ; Tipsmark, Anders ; Andersen, Ulrik L.
in: Physical Review A, vol: 87, issue: 4, pages: 043826

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevA.87.043826

  PDF

Coupling of a single quantum emitter to end-to-end aligned silver nanowires

Kumar, Shailesh ; Huck, Alexander ; Chen, Yuntian ; Andersen, Ulrik Lund
in: Applied Physics Letters, vol: 102, issue: 10, pages: 103106

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1063/1.4795015

 

Coupling of single quantum emitters to plasmons propagating on mechanically etched wires

Kumar, Shailesh ; Huck, Alexander ; Lu, Ying-Wei ; Andersen, Ulrik Lund
in: Optics Letters, vol: 38, issue: 19, pages: 3838-3841

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1364/OL.38.003838

  PDF

Deterministic superresolution with coherent states at the shot noise limit

Distante, Emanuele ; Jezek, Miroslav ; Andersen, Ulrik L.
in: Physical Review Letters, vol: 111, issue: 3, pages: 033603

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevLett.111.033603

  PDF

Displacement-enhanced entanglement distillation of single-mode-squeezed entangled states

Tipsmark, Anders ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Optics Express, vol: 21, issue: 6, pages: 6670-6680

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1364/OE.21.006670

 

Efficient coupling of a single diamond color center to propagating plasmonic gap modes.

Kumar, Shailesh ; Huck, Alexander ; Andersen, Ulrik L
in: Nano Letters, vol: 13, issue: 3, pages: 1221-1225

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1021/nl304682r

 

Experimental determination of the degree of polarization of quantum states

Kothe-Termén, Christian ; Madsen, Lars Skovgaard ; Andersen, Ulrik Lund ; Björk, Gunnar
in: Physical Review A, vol: 87, issue: 4, pages: 043814

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevA.87.043814

  PDF

Gaussian Error Correction of Quantum States in a Correlated Noisy Channel

Lassen, Mikael Østergaard ; Berni, Adriano ; Madsen, Lars Skovgaard ; Filip, Radim ; Andersen, Ulrik Lund
in: Physical Review Letters, vol: 111, issue: 18, pages: 180502

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevLett.111.180502

  PDF

Heralded generation of a micro-macro entangled state

Andersen, Ulrik Lund ; Neergaard-Nielsen, Jonas Schou
in: Physical Review A, vol: 88, issue: 2, pages: 022337

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevA.88.022337

  PDF

High-fidelity teleportation of continuous-variable quantum States using delocalized single photons.

Andersen, Ulrik L ; Ralph, Timothy C
in: Physical Review Letters, vol: 111, issue: 5, pages: 050504

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1103/PhysRevLett.111.050504

 

Large Optical Nonlinearity of Surface Plasmon Modes on Thin Gold Films

Huck, Alexander ; Witthaut, Dirk ; Kumar, Shailesh ; Sorensen, Anders S. ; Andersen, Ulrik Lund
in: Plasmonics, vol: 8, issue: 4, pages: 1597-1605

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1007/s11468-013-9576-0

  PDF

Quantum-enhanced micromechanical displacement sensitivity

Hoff, Ulrich Busk ; Harris, Glen I. ; Madsen, Lars Skovgaard ; Kerdoncuff, Hugo ; Lassen, Mikael Østergaard ; Nielsen, Bo Melholt ; Bowen, Warwick P. ; Andersen, Ulrik Lund
in: Optics Letters, vol: 38, issue: 9, pages: 1413-1415

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1364/OL.38.001413

  PDF

Quantum information processing

Neergaard-Nielsen, Jonas Schou
in: Nature Photonics, vol: 7, issue: 7, pages: 512-513

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1038/nphoton.2013.169

 

Quantum optics

Andersen, Ulrik Lund
in: Nature Photonics, vol: 7, issue: 8, pages: 589

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013

 

Quantum tele-amplification with a continuous-variable superposition state

Neergaard-Nielsen, Jonas S. ; Eto, Yujiro ; Lee, Chang-Woo ; Jeong, Hyunseok ; Sasaki, Masahide
in: Nature Photonics, vol: 7, issue: 6, pages: 439-443

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1038/nphoton.2013.101

 

Structural and magnetic properties of (NdBa)MnO3 films on lattice-matched substrates

Khoryushin, Alexey V. ; Mozhaeva, Julia E. ; Mozhaev, Peter B. ; Yurchenko, Vitaliy V. ; Stupakov, Oleksandr ; Pan, Alexey V. ; Jacobsen, Claus S. ; Hansen, Jørn Otto Bindslev
in: Journal of Magnetism and Magnetic Materials, vol: 333, pages: 53-62

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1016/j.jmmm.2012.12.030


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25 FEBRUARY 2020