Julijan Cesar

Julijan Cesar , M. Sc.

+49 6151 16-28437
+49 6151 16-28431

Merckstr. 25
64283 Darmstadt

Office: S3|06 514

Publications

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Gruppiere nach: Publikationsjahr | Typ des Eintrags | Keine Gruppierung
Springe zu: 2018 | 2017 | 2016 | 2015
Anzahl der Einträge: 19.

2018

Haidar, M. T. ; Preu, S. ; Cesar, J. ; Paul, S. ; Hajo, A. S. ; Neumeyr, C. ; Maune, H. ; Küppers, F. (2018):
Systematic characterization of a 1550 nm microelectromechanical (MEMS)-tunable vertical-cavity surface-emitting laser (VCSEL) with 7.92 THz tuning range for terahertz photomixing systems.
In: Journal of Applied Physics, S. 023106, 123, (2), DOI: 10.1063/1.5003147,
[Online-Edition: https://doi.org/10.1063/1.5003147],
[Artikel]

2017

Wagner, C. ; Dochhan, A. ; Eiselt, M. H. ; Grobe, K. ; Ortsiefer, M. ; Gréus, C. ; Neumeyr, C. ; Paul, S. ; Cesar, J. ; Küppers, F. ; Olmos, J. J. V. ; Monroy, I. T. (2017):
26-Gb/s DMT Transmission Using Full C -Band Tunable VCSEL for Converged PONs.
In: IEEE Photonics Technology Letters, S. 1475-1478, 29, (17), ISSN 1041-1135,
DOI: 10.1109/LPT.2017.2710323,
[Artikel]

Paul, S. ; Heermeier, N. ; Malekizandi, M. ; Cesar, J. ; Haidar, M. T. ; Gréus, C. ; Neumeyr, C. ; Küppers, F. (2017):
10-Gbps direct on-off-keying modulation across 85-nm continuous tuning range using telecom MEMS-VCSEL.
In: 2017 Conference on Lasers and Electro-Optics Europe European Quantum Electronics Conference (CLEO/Europe-EQEC), DOI: 10.1109/CLEOE-EQEC.2017.8086351,
[Konferenzveröffentlichung]

Lyubopytov, V. S. ; Porfirev, A. P. ; Gurbatov, S. O. ; Paul, S. ; Schumann, M. F. ; Cesar, J. ; Malekizandi, M. ; Haidar, M. T. ; Wegener, M. ; Chipouline, A. ; Küppers, F. (2017):
MEMS-based wavelength and orbital angular momentum demultiplexer for on-chip applications.
In: 2017 Conference on Lasers and Electro-Optics Europe European Quantum Electronics Conference (CLEO/Europe-EQEC), DOI: 10.1109/CLEOE-EQEC.2017.8087118,
[Konferenzveröffentlichung]

Cesar, J. ; Paul, S. ; Haidar, M. T. ; Corbett, B. ; Chipouline, A. ; Küppers, F. (2017):
Surface micromachined MEMS-tunable PIN-photodiodes around 1550-nm.
In: 2017 Conference on Lasers and Electro-Optics (CLEO), [Konferenzveröffentlichung]

Wagner, C. ; Zou, J. ; Ortsiefer, M. ; Greus, C. ; Neumeyr, C. ; Grobe, K. ; Eiselt, M. ; Paul, S. ; Cesar, J. ; Küppers, F. ; Olmos, J. J. V. ; Monroy, I. T. (2017):
Full C-band tunable MEMS-VCSEL for next generation G.metro mobile front- and backhauling.
In: 2017 Optical Fiber Communications Conference and Exhibition (OFC), [Konferenzveröffentlichung]

Paul, Sujoy ; Lyubopytov, Vladimir ; Chipouline, Arkadi ; Schumann, Martin ; Cesar, Julijan ; Malekizandi, Mohammadreza ; Haidar, Mohammad Tanvir ; Wegener, Martin ; Küppers, Franko (2017):
Vortex-MEMS filters for wavelength-selective orbital-angular-momentum beam generation.
In: SPIE Photonics West, [Konferenzveröffentlichung]

Paul, Sujoy ; Cesar, Julijan ; Malekizandi, Mohammadreza ; Haidar, Mohammad Tanvir ; Neumeyr, Christian ; Ortsiefer, Markus ; Küppers, Franko (2017):
Towards a SFP+ module for WDM applications using an ultra-widely-tunable high-speed MEMS-VCSEL.
In: SPIE Photonics West, [Konferenzveröffentlichung]

Lyubopytov, Vladimir ; Porfirev, Aleksey ; Gurbatov, Stanislav ; Schumann, Martin ; Wegener, Martin ; Haidar, Mohammad Tanvir ; Malekizandi, Mohammadreza ; Cesar, Julijan ; Paul, Sujoy ; Chipouline, Arkadi ; Küppers, Franko (2017):
Orbital Angular Momentum And Wavelength Demultiplexing Using Tunable MEMS-based Fabry-P?rot Filter Integrated With Spiral Phase Plate.
In: Pacific Rim Conference on Lasers and Electro-Optics (CLEO-Pacific Rim), [Konferenzveröffentlichung]

Lyubopytov, Vladimir ; Porfirev, Aleksey ; Gurbatov, Stanislav ; Paul, Sujoy ; Schumann, Martin ; Cesar, Julijan ; Malekizandi, Mohammadreza ; Haidar, Mohammad Tanvir ; Wegener, Martin ; Chipouline, Arkadi ; Küppers, Franko (2017):
Simultaneous wavelength and orbital angular momentum demultiplexing using tunable MEMS-based Fabry-Perot filter.
[Konferenzveröffentlichung]

2016

Paul, Sujoy ; Lyubopytov, Vladimir S. ; Schumann, Martin F. ; Cesar, Julijan ; Chipouline, Arkadi ; Wegener, Martin ; Küppers, Franko (2016):
Wavelength-selective orbital-angular-momentum beam generation using MEMS tunable Fabry-Perot filter.
In: Optics Letters, S. 3249-3252, 41, (14), ISSN 0146-9592,
[Online-Edition: https://doi.org/10.1364/OL.41.003249],
[Artikel]

Paul, Sujoy ; Haidar, Mohammad Tanvir ; Cesar, Julijan ; Malekizandi, Mohammadreza ; Kögel, Benjamin ; Neumeyr, Christian ; Ortsiefer, Markus ; Küppers, Franko (2016):
Far-field, linewidth and thermal characteristics of a high-speed 1550-nm MEMS tunable VCSEL.
In: Opt. Express, OSA, S. 13142-13156, 24, (12), [Online-Edition: http://dx.doi.org/10.1364/OE.24.013142],
[Artikel]

Haidar, Mohammad Tanvir ; Polat, Ersin ; Paul, Sujoy ; Cesar, Julijan ; Gierl, Christian ; Chipouline, Arkadi ; Küppers, Franko (2016):
SOA-Based Tunable Fiber Ring Laser With Intracavity MEMS-Tunable Fabry-Perot Filter.
Optical Society of America, In: Conference on Lasers and Electro-Optics CLEO, San Jose, California United States, [Online-Edition: https://doi.org/10.1364/CLEO_SI.2016.SM2P.7],
[Konferenzveröffentlichung]

Chipouline, A. ; Lyubopytov, V. S. ; Lerber, T. von ; Lassas, M. ; Paul, S. ; Schumann, M. F. ; Cesar, J. ; Wegener, M. ; Küppers, F. (2016):
Applications of VCSELs in optical transmission lines and vortex generation.
St. Petersburg, In: International Conference on Laser Optics, ICLO 2016, St. Petersburg, [Konferenzveröffentlichung]

2015

Paul, S. ; Gierl, C. ; Cesar, J. ; Le, Q. T. ; Malekizandi, M. ; Kögel, B. ; Neumeyr, C. ; Ortsiefer, M. ; Küppers, F. (2015):
10-Gb/s Direct Modulation of Widely Tunable 1550-nm MEMS VCSEL.
In: IEEE Journal of Selected Topics in Quantum Electronics, S. 436-443, 21, (6), ISSN 1077-260X,
[Online-Edition: http://dx.doi.org/10.1109/JSTQE.2015.2418218],
[Artikel]

Paul, Sujoy ; Cesar, Julijan ; Gierl, Christian ; Haidar, Mohammad Tanvir ; Koegel, Benjamin ; Neumeyr, Christian ; Ortsiefer, Markus ; Küppers, Franko (2015):
Ultra wide mode-hop free tuning around 1550-NM telecom wavelength using high-speed MEMS-VCSELS.
In: 20th Microoptics Conference (MOC), [Online-Edition: http://dx.doi.org/10.1109/MOC.2015.7416499],
[Konferenzveröffentlichung]

Paul, S. ; Gierl, C. ; Cesar, J. ; Küppers, F. ; Kögel, B. ; Rosskopf, J. ; Görblich, M. ; Xu, Y. ; Neumeyr, C. ; Ortsiefer, M. (2015):
7-GHz Small-signal Modulation Response of a Surface Micromachined BCB MEMS VCSEL with> 50-nm Continuous Tuning.
Munich, Germany, In: The European Conference on Lasers and Electro-Optics, Munich, Germany, [Online-Edition: https://www.osapublishing.org/abstract.cfm?uri=CLEO_Europe-2...],
[Konferenzveröffentlichung]

Paul, S. ; Gierl, C. ; Cesar, J. ; Le, Q. T. ; Malekizandi, M. ; Küppers, F. ; Kögel, B. ; Rosskopf, J. ; Greus, C. ; Görblich, M. ; Xu, Y. ; Neumeyr, C. ; Ortsiefer, M. (2015):
High speed surface micromachined MEMS tunable VCSEL for telecom wavelengths.
In: Lasers and Electro-Optics (CLEO), 2015 Conference on, [Online-Edition: http://dx.doi.org/10.1364/CLEO_AT.2015.AM3K.1],
[Konferenzveröffentlichung]

Haidar, Mohammad Tanvir ; Preu, Sascha ; Paul, Sujoy ; Gierl, Christian ; Cesar, Julijan ; Emsia, Ali ; Küppers, Franko (2015):
Widely tunable telecom MEMS-VCSEL for terahertz photomixing.
In: Optics Letters, S. 4428, 40, (19), [Online-Edition: http://dx.doi.org/10.1364/OL.40.004428],
[Artikel]

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