Niels Gregersen

Niels Gregersen

Associate Professor

DTU FOTONIK
Department of Photonics Engineering

Quantum and Laser Photonics

Technical University of Denmark

Ørsteds Plads

Building 345A, room 274

2800 Kgs. Lyngby

Ph.
Fax +45 45 93 65 81
E-mail ngre@fotonik.dtu.dk
ORCID 0000-0002-8252-8989
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2018
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Benchmarking five numerical simulation techniques for computing resonance wavelengths and quality factors in photonic crystal membrane line defect cavities

de Lasson, Jakob Rosenkrantz ; Frandsen, Lars Hagedorn ; Gutsche, Philipp ; Burger, Sven ; Kim, Oleksiy S. ; Breinbjerg, Olav ; Ivinskaya, Aliaksandra ; Wang, Fengwen ; Sigmund, Ole ; Häyrynen, Teppo ; Lavrinenko, Andrei ; Mørk, Jesper ; Gregersen, Niels
in journal: Optics Express (ISSN: 1094-4087) (DOI: http://dx.doi.org/10.1364/OE.26.011366), vol: 26, issue: 9, pages: 11366-11392, 2018

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: http://dx.doi.org/10.1364/OE.26.011366

 

Benchmarking state-of-the-art numerical simulation techniques for analyzing large photonic crystal membrane line defect cavities

Gregersen, Niels ; de Lasson, Jakob Rosenkrantz ; Frandsen, Lars Hagedorn ; Gutsche, Philipp ; Burger, Sven ; Kim, Oleksiy S. ; Breinbjerg, Olav ; Ivinskaya, Aliaksandra ; Wang, Fengwen ; Sigmund, Ole ; Häyrynen, Teppo ; Lavrinenko, Andrei
part of: Proceedings of SPIE, 2018, SPIE - International Society for Optical Engineering,
Presented at:
SPIE Photonics Europe 2018, 2018, Strasbourg

Type: Article in proceedings (Peer reviewed)

Status: Accepted/In press     |    Year: 2018

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Benchmarking state-of-the-art optical simulation methods for analyzing large nanophotonic structures

Gregersen, Niels ; de Lasson, Jakob Rosenkrantz ; Frandsen, Lars Hagedorn ; Kim, Oleksiy S. ; Breinbjerg, Olav ; Wang, Fengwen ; Sigmund, Ole ; Ivinskaya, Aliaksandra ; Lavrinenko, Andrei ; Gutsche, Philipp ; Burger, Sven ; Häyrynen, Teppo ; Mørk, Jesper
part of: Proceedings of XXVI International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling. (ISBN: 978-3-921823-98-9), pages: 9-9, 2018,
Presented at:
26th International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling, 2018, Bad Sassendorf

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2018

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Giant nonlinear interaction between two optical beams via a quantum dot embedded in a photonic wire

Nguyen, H.A. ; Grange, T. ; Reznychenko, B. ; Yeo, I. ; de Assis, P.L. ; Tumanov, D. ; Fratini, F. ; Malik, N. S. ; Dupuy, E. ; Gregersen, Niels ; Auffeves, A. ; Gérard, J-M. ; Claudon, J. ; Poizat, Jean-Philippe
in journal: Physical Review B (Condensed Matter and Materials Physics) (ISSN: 1098-0121) (DOI: http://dx.doi.org/10.1103/PhysRevB.97.201106), vol: 97, 2018

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: http://dx.doi.org/10.1103/PhysRevB.97.201106

2017
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Modeling open nanophotonic systems using the Fourier modal method: Generalization to 3D Cartesian coordinates

Häyrynen, Teppo ; Østerkryger, Andreas Dyhl ; de Lasson, Jakob Rosenkrantz ; Gregersen, Niels
in journal: Journal of the Optical Society of America A (ISSN: 0740-3232) (DOI: http://dx.doi.org/10.1364/JOSAA.34.001632), vol: 34, issue: 9, pages: 1632-1641, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1364/JOSAA.34.001632

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Single-photon sources for quantum technologies - Results of the joint research project SIQUTE

Kück, S. ; López, M. ; Rodiek, B. ; Hofer, H. ; Porrovecchio, G. ; Šmid, M. ; Brida, G. ; Traina, P. ; Degiovanni, I. P. ; Pokatilov, A. ; Kübarsepp, T. ; Manninen, A. ; Vaigu, A. ; Chunnilall, C. ; Szwer, D. ; Polyakov, S. ; Claudon, J. ; Gregersen, Niels ; Mørk, Jesper ; Chu, X-L. ; Götzinger, S. ; Lindner, S. ; Bock, M. ; Becher, C. ; Reitzenstein, S.
part of: Proceedings of 13th International Conference on New Developments and Applications in Optical Radiometry , 2017,
Presented at:
13th International Conference on New Developments and Applications in Optical Radiometry , 2017, Tokyo

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

 

Comparison of Five Computational Methods for Computing Q Factors in Photonic Crystal Membrane Cavities

Novitsky, Andrey ; de Lasson, Jakob Rosenkrantz ; Frandsen, Lars Hagedorn ; Gutsche, Philipp ; Burger, Sven ; Kim, Oleksiy S. ; Breinbjerg, Olav ; Ivinskaya, Aliaksandra ; Wang, Fengwen ; Sigmund, Ole ; Häyrynen, Teppo ; Lavrinenko, Andrei ; Mørk, Jesper ; Gregersen, Niels
part of: Proceedings of 19th International Conference on Transparent Optical Networks (ISBN: 978-1-5386-0858-6), 2017, IEEE,
Presented at:
19th International Conference on Transparent Optical Networks, 2017, Girona

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/ICTON.2017.8024813

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Determination of radial quantum dot position in trumpet nanowires from far field measurements

Østerkryger, Andreas Dyhl ; Gregersen, Niels ; Fons, Romain ; Stepanov, Petr ; Jakubczyk, Tomasz ; Bleuse, Jöel ; Gérard, Jean-Michel ; Claudon, Julien
Presented at:
17th International Conference on Numerical Simulation of Optoelectronic Devices, 2017, Lyngby

Type: Poster

Status: Published     |    Year: 2017

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Efficient Modeling of Excitons in Type-II Nanowire Quantum Dots - Presented at: CLEO®/Europe-EQEC 2017, 2017, Munich

Taherkhani, Masoomeh ; Gregersen, Niels ; Mørk, Jesper ; Willatzen, Morten
Presented at:
No title found for this event

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2017

 

Ultra-Low Power Optical Transistor Using a Single Quantum Dot Embedded in a Photonic Wire

Nguyen, H.A. ; Grange, T. ; Malik, N.S. ; Dupuy, E. ; Tumanov, D. ; de Assis, P.L. ; Yeo, I. ; Fratini, F. ; Gregersen, Niels ; Auffeves, A. ; Claudon, J. ; Poizat, J. P.
part of: Quantum Information and Measurement 2017 (ISBN: 978-1-943580-26-2), 2017, Optical Society of America OSA,
Presented at:
Quantum Information and Measurement 2017, 2017, Paris

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1364/QIM.2017.QT2B.2