No photo of Niels Gregersen
  • Ørsteds Plads, 345A, 274

    2800 Kgs. Lyngby

    Denmark

20032021
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Research Output 2005 2019

A Bloch modal approach for engineering waveguide and cavity modes in two-dimensional photonic crystals

de Lasson, J. R., Kristensen, P. T., Mørk, J. & Gregersen, N., 2014, Proceedings of SPIE. SPIE - International Society for Optical Engineering, Vol. 9127. 6 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

A Bloch mode expansion approach for analyzing quasi-normal modes in open nanophotonic structures

de Lasson, J. R., Kristensen, P. T., Mørk, J. & Gregersen, N., 2014, Proceedings of META 2014. 3 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

144 Downloads (Pure)

A bright single-photon source based on a photonic trumpet

Munsch, M., Malik, N. S., Bleuse, J., Dupuy, E., Gregersen, N., Mørk, J., Gérard, J-M. & Claudon, J., 2012.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
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240 Downloads (Pure)

A broadband tapered nanocavity for efficient nonclassical light emission

Gregersen, N., McCutcheon, D., Mørk, J., Gérard, J-M. & Claudon, J., 2016, In : Optics Express. 24, 18, p. 20904-24

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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420 Downloads (Pure)

A fiber-coupled quantum-dot on a photonic tip

Cadeddu, D., Teissier, J., Braakman, F. R., Gregersen, N., Stepanov, P., Gérard, J. M., Claudon, J., Warburton, R. J., Poggio, M. & Munsch, M., 2016, In : Applied Physics Letters. 108, 5 p., 011112.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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A high-efficiency electrically-pumped single-photon source based on a photonics nanowire

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gérard, J-M., 2010.

Research output: Contribution to conferencePaperResearchpeer-review

343 Downloads (Pure)

A High-Efficiency Photonic Nanowire Single-Photon Source Featuring An Inverted Conical Taper

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gérard, J-M., 2011, 2011 11th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD). p. 5-6

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

File

A highly efficient monomode single photon source in the photonic wire geometry

Claudon, J., Bleuse, J., Bazin, M., Malik, N. S., Jaffrennou, P., Gerard, J. M., Sauvan, C., Hugonin, J. P., Lalanne, P., Gregersen, N. & Mørk, J., 2009, Proceedings, OECS.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

A highly efficient single-photon source based on a quantum dot in a photonic nanowire

Claudon, J., Bleuse, J., Malik, N. S., Bazin, M., Jaffrennou, P., Gregersen, N., Sauvan, C., Lalanne, P. & Gerard, J-M., 2010, In : Nature Photonics. 4, 3, p. 174-177

Research output: Contribution to journalJournal articleResearchpeer-review

A highly efficient single-photon source based on a quantum dot in a photonic nanowire

Claudon, J., Bleuse, J., Malik, N. S., Bazin, M., Jaffrennou, P., Gérard, J-M., Sauvan, C., Hugonin, J-P., Lalanne, P., Gregersen, N. & Mørk, J., 2010, In : Proceedings of SPIE, the International Society for Optical Engineering. 7712

Research output: Contribution to journalConference articleResearchpeer-review

A highly efficient single-photon source based on a quantum dot in a photonic nanowire

Claudon, J., Bleuse, J., Malik, N. S., Bazin, M., Jaffrennou, P., Gérard, J-M., Sauvan, C., Hugonin, J-P., Lalanne, P., Gregersen, N. & Mørk, J., 2010

Research output: Non-textual formSound/Visual production (digital)Research

A highly efficient single-photon source based on a quantum dot in a photonic nanowire

Claudon, J., Bleuse, J., Malik, N. S., Bazin, M., Jaffrennou, P., Gérard, J-M., Sauvan, C., Hugonin, J-P., Lalanne, P., Gregersen, N. & Mørk, J., 2010

Research output: Non-textual formSound/Visual production (digital)Research

A Hybrid Photonic Nanowire-Cavity Design for a Single-Indistinguishable-Photon Source

Gregersen, N., Mørk, J., Claudon, J. & Gerard, J-M., 2015, CLEO/Europe 2015 - European Conference on Lasers and Electro-Optics. IEEE, 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

All-optical mapping of the position of single quantum dots embedded in a nanowire antenna

Fons, R., Østerkryger, A. D., Stepanov, P., Gautier, E., Bleuse, J., Gerard, J-M., Gregersen, N. & Claudon, J., 2018, In : Nano letters. 18, 10, p. 6434−6440

Research output: Contribution to journalJournal articleResearchpeer-review

1 Downloads (Pure)

A modal approach to light emission and propagation in coupled cavity waveguide systems

Gregersen, N., Kristensen, P. T., de Lasson, J. R., Gregersen, N. & Mørk, J., 2016, Proceedings of the 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics. 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

An Electrically Driven Single Photon Source

Gregersen, N., Claudon, J. & Gerard, J-M., 2011, Patent No. WO 2011009465, 27 Jan 2011

Research output: Patent

An improved perfectly matched layer for the eigenmode expansion technique

Gregersen, N. & Mørk, J., 2008, In : Optical and Quantum Electronics. 40, 11-12, p. 957-966

Research output: Contribution to journalJournal articleResearchpeer-review

An improved perfectly matched layer in the eigenmode expansion technique

Gregersen, N. & Mørk, J., 2008, XVII International workshop on optical waveguide theory and numerical modelling. Eindhoven, Holland: University of Twente, 59 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

A novel high-efficiency single-mode quantum dot single photon source

Gerard, J. M., Gregersen, N., Nielsen, T. R., Claudon, J. & Mørk, J., 2008, Development of a Global Network for Secure Communication based on Quantum Crytography: SECOQC. Vienna, Austria

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

A photonic nanowire trumpet for interfacing a quantum dot and a Gaussian free-space mode

Gregersen, N., Munsch, M., Malik, N. S., Bleuse, J., Dupuy, E., Delga, A., Mørk, J., Gérard, J-M. & Claudon, J., 2013, In : Proceedings of SPIE, the International Society for Optical Engineering. 8619, p. 86190Y 6 p.

Research output: Contribution to journalConference articleResearchpeer-review

1 Downloads (Pure)

Benchmarking five computational methods for analyzing large photonic crystal membrane cavities

Gregersen, N., de Lasson, J. R., Frandsen, L. H., Häyrynen, T., Lavrinenko, A., Mørk, J., Wang, F., Sigmund, O., Kim, O. S., Breinbjerg, O., Ivinskaya, A., Gutsche, P. & Burger, S., 2017, Proceedings of the 2017 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD). IEEE, p. 89-90

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

360 Downloads (Pure)

Benchmarking five numerical simulation techniques for computing resonance wavelengths and quality factors in photonic crystal membrane line defect cavities

de Lasson, J. R., Frandsen, L. H., Gutsche, P., Burger, S., Kim, O. S., Breinbjerg, O., Ivinskaya, A., Wang, F., Sigmund, O., Häyrynen, T., Lavrinenko, A. V., Mørk, J. & Gregersen, N., 2018, In : Optics Express. 26, 9, p. 11366-11392

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
124 Downloads (Pure)

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

Gregersen, N., de Lasson, J. R., Frandsen, L. H., Gutsche, P., Burger, S., Kim, O. S., Breinbjerg, O., Ivinskaya, A., Wang, F., Sigmund, O., Häyrynen, T. & Lavrinenko, A., 2018, Proceedings of SPIE. SPIE - International Society for Optical Engineering, Vol. 10672. 6 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
305 Downloads (Pure)

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

Gregersen, N., de Lasson, J. R., Frandsen, L. H., Kim, O. S., Breinbjerg, O., Wang, F., Sigmund, O., Ivinskaya, A., Lavrinenko, A., Gutsche, P., Burger, S., Häyrynen, T. & Mørk, J., 2018, Proceedings of XXVI International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling.. TU Dortmund University, p. 9-9 O-3.1

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File

Bloch-Wave Engineered Submicron Diameter Micropillars with Quality Factors Exceeding 10,000

Hofling, S., Lermer, M., Gregersen, N., Dunzer, F., Schneider, C., Reitzenstein, S., Kamp, M., Mørk, J., Worschech, L. & Forchel, A., 2011, 2011 IEEE Photonics Conference. IEEE, p. 69-70

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

1 Downloads (Pure)

Bloch-wave engineered submicron-diameter quantum-dot micropillars for cavity QED experiments

Gregersen, N., Lermer, M., Reitzenstein, S., Höfling, S., Mørk, J., Worschech, L., Kamp, M. & Forchel, A., 2013, In : Proceedings of SPIE, the International Society for Optical Engineering. 8619, p. 86190X 7 p.

Research output: Contribution to journalConference articleResearchpeer-review

395 Downloads (Pure)

Bloch-wave engineering of quantum dot-micropillars for cavity quantum electrodynamics experiments

Lermer, M., Gregersen, N., Dunzer, F., Reitzenstein, S., Höfling, S., Mørk, J., Worschech, L., Kamp, M. & Forchel, A., 2012, In : Physical Review Letters. 108, 5, p. 057402

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
1 Downloads (Pure)

Bright quantum dot single photon source based on a low Q defect cavity

Maier, S., Gold, P., Forchel, A., Gregersen, N., Höfling, S., Schneider, C. & Kamp, M., 2014, Proceedings of Quantum Information and Measurement. Optical Society of America (OSA), 3 p. (Optics Infobase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

541 Downloads (Pure)

Bright single photon source based on self-aligned quantum dot–cavity systems

Maier, S., Gold, P., Forchel, A., Gregersen, N., Mørk, J., Höfling, S., Schneider, C. & Kamp, M., 2014, In : Optics Express. 22, 7, p. 8136-8142

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
1 Downloads (Pure)

Broadband Purcell enhancement in highly efficient photonic nanowire-based single-photon sources

Gregersen, N., McCutcheon, D., Mørk, J., Claudon, J. & Gerard, J-M., 2016, Proceedings of the 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics. 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

59 Downloads (Pure)

Calculation, normalization and perturbation of quasinormal modes in coupled cavity-waveguide systems

Kristensen, P. T., de Lasson, J. R. & Gregersen, N., 2014, In : Optics Letters. 39, 22, p. 6359-6362

Research output: Contribution to journalJournal articleResearchpeer-review

409 Downloads (Pure)

Cavity-waveguide interplay in optical resonators and its role in optimal single-photon sources

Denning, E., Iles-Smith, J., Osterkryger, A. D., Gregersen, N. & Mork, J., 25 Sep 2018, In : Physical Review B. 98, 12, 5 p., 121306.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
77 Downloads (Pure)

CdSe quantum dot in vertical ZnSe nanowire and photonic wire for efficient single-photon emission

Cremel, T., Bellet-Amalric, E., Cagnon, L., Gregersen, N. & Kheng, K., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

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

Novitsky, A., de Lasson, J. R., Frandsen, L. H., Gutsche, P., Burger, S., Kim, O. S., Breinbjerg, O., Ivinskaya, A., Wang, F., Sigmund, O., Häyrynen, T., Lavrinenko, A., Mørk, J. & Gregersen, N., 2017, Proceedings of 19th International Conference on Transparent Optical Networks. IEEE, 2 p. Mo.D6.3

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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

Gregersen, N., de Lasson, J. R., Frandsen, L. H., Kim, O. S., Breinbjerg, O., Wang, F., Sigmund, O., Ivinskaya, A., Lavrinenko, A., Gutsche, P., Burger, S., Häyrynen, T. & Mørk, J., 2017, Proceedings of CLEO®/Europe-EQEC 2017. IEEE, 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

1 Downloads (Pure)

Comparison of four computational methods for computing Q factors and resonance wavelengths in photonic crystal membrane cavities

de Lasson, J. R., Frandsen, L. H., Burger, S., Gutsche, P., Kim, O. S., Breinbjerg, O., Sigmund, O., Mørk, J. & Gregersen, N., 2016, Proceedings of the 7th International Conference on Metamaterials, Photonic Crystals and Plasmonics. 2 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

151 Downloads (Pure)

Controlling light emission from single-photon sources using photonic nanowires

Gregersen, N., Chen, Y., Mørk, J., Sauvan, C., Lalanne, P., Munsch, M., Claudon, J., Bleuse, J., Malik, N. S., Dupuy, E. & Gérard, J. M., 2012, Proceedings ECIO 2012: Invited Speakers.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File

Controlling nanowire emission profile using conical taper

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gerard, J. M., 2008, Integrated Photonics and Nanophotonics Research and Applications. Boston, Massachusetts,USA: Optical Society of America, p. ITuB2

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Controlling the emission profile of a nanowire with a conical taper

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gerard, J. M., 2008.

Research output: Contribution to conferencePosterResearchpeer-review

Controlling the emission profile of a nanowire with a conical taper

Gregersen, N., Nielsen, T. R., Claudon, J., Gerard, J. M. & Mørk, J., 1 Aug 2008, In : Optics Letters. 33, 15, p. 1693-1695

Research output: Contribution to journalJournal articleResearchpeer-review

Design and simulations of highly efficient single-photon sources

Gregersen, N., de Lasson, J. R. & Mørk, J., 2015. 2 p.

Research output: Contribution to conferencePaperResearchpeer-review

1 Downloads (Pure)

Design for an Electrically-Pumped Photonic Nanowire Single-Photon Source with an Effciency of 89 %

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gérard, J-M., 2011, 2011 Conference on and 12th European Quantum Electronics Conference Lasers and Electro-Optics Europe (CLEO EUROPE/EQEC). IEEE, p. CK6.3

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

71 Downloads (Pure)

Designing Single-Photon Sources: Towards Unity

Gregersen, N., Denning, E. V. & Mørk, J., 2018. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
File
16 Downloads (Pure)

Design of Quantum Dot-Nanowire Single-Photon Sources that are Immune to Thermomechanical Decoherence

Artioli, A., Kotal, S., Gregersen, N., Verlot, P., Gérard, J-M. & Claudon, J., 2019, In : Physical Review Letters. 123, 24, 6 p., 247403.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
191 Downloads (Pure)

Design of Slow and Fast Light Photonic Crystal Waveguides for Single-photon Emission Using a Bloch Mode Expansion Technique

de Lasson, J. R., Rigal, B., Kapon, E., Mørk, J. & Gregersen, N., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
File
204 Downloads (Pure)

Designs for high-efficiency electrically pumped photonic nanowire single-photon sources

Gregersen, N., Nielsen, T. R., Mørk, J., Claudon, J. & Gerard, J-M., 2010, In : Optics Express. 18, 20, p. 21204-21218

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
163 Downloads (Pure)

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

Østerkryger, A. D., Gregersen, N., Fons, R., Stepanov, P., Jakubczyk, T., Bleuse, J., Gérard, J-M. & Claudon, J., 2017. 1 p.

Research output: Contribution to conferencePosterResearch

Open Access
File
346 Downloads (Pure)

Dielectric GaAs Antenna Ensuring an Efficient Broadband Coupling between an InAs Quantum Dot and a Gaussian Optical Beam

Munsch, M., Malik, N. S., Dupuy, E., Delga, A., Bleuse, J., Gerard, J-M., Claudon, J., Gregersen, N. & Mørk, J., 2013, In : Physical Review Letters. 110, 17, p. 177402 5 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
46 Downloads (Pure)

Efficient and broadband control of the spontaneous emission in photonic nanowires

Munsch, M., Bleuse, J., Claudon, J., Creasey, M., Malik, N. S., Dupuy, E., Chen, Y., Gregersen, N., Mørk, J., Maksymov, I., Hugonin, J. P., Lalanne, P. & Gérard, J-M., 2011.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

File

Efficient formalism for treating tapered structures using the Fourier modal method

Østerkryger, A. D. & Gregersen, N., 2016, Proceedings of SPIE. SPIE - International Society for Optical Engineering, 7 p. 988917

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review