Jonas Schou Neergaard-Nielsen

Jonas Schou Neergaard-Nielsen

Senior Researcher

DTU PHYSICS
Department of Physics

Technical University of Denmark

Fysikvej

Building 307, room 260

2800 Kgs. Lyngby

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2020
 

Deterministic generation of a four-component optical cat state

Hastrup, Jacob ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
in: Optics Letters, vol: 45, issue: 3, pages: 640-643

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2020     |    DOI: https://doi.org/10.1364/ol.383194

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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

  PDF

Tomography of a Feedback Measurement with Photon Detection

Izumi, Shuro ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
in: Physical Review Letters, vol: 124, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2020     |    DOI: https://doi.org/10.1103/physrevlett.124.070502

2019
 

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.
part of: Proceedings of 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, 2019, IEEE
Presented at:
2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1109/CLEOE-EQEC.2019.8871492

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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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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

 

Demonstration of Distributed Quantum Sensing using Nonlinear Optics

Guo, Xueshi ; Bream, C. R. ; Borregaard, J. ; Izumi, Shuro ; Larsen, M. V. ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
part of: 2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 2019, IEEE
Presented at:
2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference

Type: Conference abstract in proceedings

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1109/CLEOE-EQEC.2019.8873146

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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

 

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

Larsen, Mikkel V. ; Guo, Xueshi ; Breum, Casper R. ; Neergaard-Nielsen, Jonas S. ; Andersen, Ulrik L.
part of: Proceedings of Quantum Information and Measurement (QIM) V, 2019, Optical Society of America (OSA)
Presented at:
Quantum Information and Measurement 2019

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1364/QIM.2019.T5A.20

 

Sensitivity enhancement by mode entanglement in distributed phase sensing

Guo, Xueshi ; Borregard, Johannes ; Breum, Casper Rubæk ; Izumi, Shuro ; Larsen, Mikkel Vilsbøll ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
part of: Proceedings Quantum Information and Measurement (QIM) V, 2019, Optical Society of America (OSA)
Presented at:
Quantum Information and Measurement 2019

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1364/QIM.2019.S4A.4

  PDF

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

2018
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Record-High Secret Key Rate for Joint Classical and Quantum Transmission Over a 37-Core Fiber

da Lio, Beatrice ; Bacco, Davide ; 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 ; Oxenløwe, Leif Katsuo ; Morioka, Toshio
part of: Proceedings of 2018 IEEE Photonics Conference , 2018, IEEE
Presented at:
31st Annual Conference of the IEEE Photonics Society

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1109/IPCon.2018.8527341

  PDF

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

2016
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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

2015
 

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

  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

2014
 

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

2013
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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

A Variable Single Photon Plasmonic Beamsplitter

Israelsen, Niels Møller ; Kumar, Shailesh ; Huck, Alexander ; Neergaard-Nielsen, Jonas Schou ; Andersen, Ulrik Lund
Presented at:
Quantum Information Processing and Communication 2013

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2013

  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

  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

 

Measurement-induced amplification of optical cat-like states

Laghaout, Amine ; Neergaard-Nielsen, Jonas Schou ; Rigas, J. ; Kragh, Christian ; Tipsmark, Anders ; Andersen, Ulrik Lund
part of: Proceedings of Conference on Lasers and Electro-Optics Europe (CLEO EUROPE) and International Quantum Electronics Conference, 2014
Presented at:
Conference on Lasers and Electro-Optics Europe 2013 (CLEO Europe)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1109/CLEOE-IQEC.2013.6801670

  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 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