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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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

 

Comparison of Five Numerical Methods for Computing Quality Factors and Resonance Wavelengths in Photonic Crystal Membrane Cavities

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 CLEO®/Europe-EQEC 2017 (ISBN: 978-1-5090-6736-7), 2017, IEEE,
Presented at:
The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017, 2017, Munich

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/CLEOE-EQEC.2017.8087750

 

Type-II Quantum Dot Nanowire Structures with Large Oscillator Strengths for Optical Quantum Gating Applications

Taherkhani, Masoomeh ; Gregersen, Niels ; Willatzen, Morten ; Mørk, Jesper
part of: Proceedings of NUSOD 2017 (ISBN: 978-1-5090-5323-0), pages: 7-8, 2017, IEEE,
Presented at:
17th International Conference on Numerical Simulation of Optoelectronic Devices, 2017, Lyngby

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

 

Benchmarking five computational methods for analyzing large photonic crystal membrane cavities

Gregersen, Niels ; de Lasson, Jakob Rosenkrantz ; Frandsen, Lars Hagedorn ; Häyrynen, Teppo ; Lavrinenko, Andrei ; Mørk, Jesper ; Wang, Fengwen ; Sigmund, Ole ; Kim, Oleksiy S. ; Breinbjerg, Olav ; Ivinskaya, Aliaksandra ; Gutsche, Philipp ; Burger, Sven
part of: Proceedings of the 2017 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD), pages: 89-90, 2017, IEEE,
Presented at:
17th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD17) , 2017, Kgs. Lyngby

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/NUSOD.2017.8010005

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Type-II quantum-dot-in-nanowire structures with large oscillator strength for optical quantum gate applications

Taherkhani, Masoomeh ; Willatzen, Morten ; Mørk, Jesper ; Gregersen, Niels ; McCutcheon, Dara P. S.
in journal: Physical Review B (ISSN: 2469-9950) (DOI: http://dx.doi.org/10.1103/PhysRevB.96.125408), vol: 96, issue: 12, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1103/PhysRevB.96.125408

 

On the Theory of Coupled Modes in Optical Cavity-Waveguide Structures

Kristensen, Philip Trøst ; de Lasson, Jakob Rosenkrantz ; Heuck, Mikkel ; Gregersen, Niels ; Mørk, Jesper
in journal: Journal of Lightwave Technology (ISSN: 0733-8724) (DOI: http://dx.doi.org/10.1109/JLT.2017.2714263), vol: 35, issue: 19, pages: 4247-4259, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/JLT.2017.2714263

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Enhanced Photon Extraction from a Nanowire Quantum Dot Using a Bottom-Up Photonic Shell

Jeannin, Mathieu ; Cremel, Thibault ; Häyrynen, Teppo ; Gregersen, Niels ; Bellet-Amalric, Edith ; Nogues, Gilles ; Kheng, Kuntheak
in journal: Physical Review Applied (ISSN: 2331-7019) (DOI: http://dx.doi.org/10.1103/PhysRevApplied.8.054022), vol: 8, issue: 5, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1103/PhysRevApplied.8.054022

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Ultralow power all-optical switch

Nguyen, H. ; Grange, T. ; Reznychenko, B. ; Yeo, I. ; De Assis, P. ; Tumanov, D. ; Fratini, F. ; Malik, N. ; Dupuy, E. ; Gregersen, Niels ; Auffèves, A. ; Gérard, J. ; Claudon, J. ; Poizat, J.
in journal: arXiv, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017

 

Modelling open nanophotonic structures using the Fourier modal method in infinite domains

Østerkryger, Andreas Dyhl ; Häyrynen, Teppo ; de Lasson, Jakob Rosenkrantz ; Gregersen, Niels
part of: 2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), 2017, IEEE,
Presented at:
The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017, 2017, Munich

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: http://dx.doi.org/10.1109/CLEOE-EQEC.2017.8087723