Karsten Rottwitt

Karsten Rottwitt

Professor, Gruppeleder

DTU FOTONIK
Institut for Fotonik

Fiber Optics, Devices and Non-linear Effects

Danmarks Tekniske Universitet

Ørsteds Plads

Bygning 343, rum 130

2800 Kgs. Lyngby

Tlf.
Mobil
Fax 45 93 65 81
E-mail karo@fotonik.dtu.dk

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Publikationer
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2019
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Orbital Angular Momentum States Enabling Fiber-based High-dimensional Quantum Communication

Cozzolino, Daniele ; Bacco, Davide ; da Lio, Beatrice ; Ingerslev, Kasper ; Ding, Yunhong ; Dalgaard, Kjeld ; Kristensen, Poul ; Galili, Michael ; Rottwitt, Karsten ; Ramachandran, Siddharth ; Oxenløwe, Leif Katsuo
in: Physical Review Applied, vol: 11

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1103/PhysRevApplied.11.064058

 

Polarization dependence of mode group selective air clad photonic lanterns

Mariam Mathew, Neethu ; Grüner-Nielsen, Lars ; Galili, Michael ; Lillieholm, Mads ; Usuga Castaneda, Mario A. ; Rottwitt, Karsten
part of: Optical Fiber Communication Conference 2019, 2019, Optical Society of America
Presented at:
Optical Fiber Communication Conference 2019

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1364/OFC.2019.Th3D.6

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SLM phase mask optimization for fiber OAM mode excitation

Astorino, Antonio ; Bañas, Andrew Rafael ; Rottwitt, Karsten ; Glückstad, Jesper
part of: Proceedings of SPIE, 2019, SPIE - International Society for Optical Engineering
Presented at:
Complex Light and Optical Forces XIII

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1117/12.2507424

2018
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Photon-pair sources based on intermodal four-wave mixing in few-mode fibers

Rottwitt, Karsten ; Koefoed, Jacob Gade ; Christensen, Erik Nicolai
in: Fibers, vol: 6, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.3390/fib6020032

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Experimentally validated dispersion tailoring in a silicon strip waveguide with alumina thin-film coating

Guo, Kai ; Christensen, Jesper Bjerge ; Shi, Xiaodong ; Christensen, Erik Nicolai ; Lin, Li ; Ding, Yunhong ; Ou, Haiyan ; Rottwitt, Karsten
in: IEEE Photonics Journal, vol: 10, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1109/JPHOT.2018.2802931

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Fiber-based high-dimensional quantum key distribution with twisted photons

Cozzolino, Daniele ; Bacco, Davide ; Lio, Beatrice Da ; Ingerslev, Kasper ; Ding, Yunhong ; Dalgaard, Kjeld ; Kristensen, Poul ; Galili, Michael ; Rottwitt, Karsten ; Ramachandran, Siddharth ; Oxenløwe, Leif Katsuo
part of: Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2018, 2019, OSA - The Optical Society
Presented at:
Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2018

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/CLEOPR.2018.Th5A.1

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12 mode, WDM, MIMO-free orbital angular momentum transmission

Ingerslev, Kasper ; Gregg, Patrick ; Galili, Michael ; Da Ros, Francesco ; Hu, Hao ; Bao, Fangdi ; Usuga Castaneda, Mario A. ; Kristensen, Poul ; Rubano, Andrea ; Marrucci, Lorenzo ; Rottwitt, Karsten ; Morioka, Toshio ; Ramachandran, Siddharth ; Oxenløwe, Leif Katsuo
in: Optics Express, vol: 26, issue: 16, pages: 20225-232

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/OE.26.020225

 

Analytic description of four-wave mixing in silicon-on-insulator waveguides

Friis, Søren Michael Mørk ; Koefoed, Jacob Gade ; Guo, Kai ; Rottwitt, Karsten
in: Optical Society of America. Journal B: Optical Physics, vol: 35, issue: 4, pages: 702-710

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/JOSAB.35.000702

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A Novel Fabrication Method for Photonic Lanterns

Mariam Mathew, Neethu ; Grüner-Nielsen, Lars Erik ; Usuga Castaneda, Mario A. ; Rottwitt, Karsten
part of: Optical Fiber Communication Conference 2018, pages: 1-3, 2018, Optical Society of America OSA
Presented at:
Optical Fiber Communication Conference and Exhibition 2018

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/OFC.2018.M4D.4