Roles and responsibilities
Assistant Reserach Officer working on
- simulations and measurement of nitride lasers (visible wavelength)
- simulations and measurement of BHET lasers (O-band, C-band)
- simulations of synthesized gratings
- simulations of constricted mesa lasers (infra-red wavelngth)
- reliability of lasers
Education
- Post-doc. Polytechnique Montréal Université de Montréal Canada (Prof. Stéphane Kéna Cohen, Prof. Sébastien Francoeur), May 2018 - July 2018
- Ph.D. RWTH University Aachen Germany (Prof. Heinrich Kurz, Prof. Joachim Knoch, Prof. Wilfried Mokwa), Nov 2017
- M.Sc. Communication Electronics Engineering, TU Munich Germany, Nov 2010
- B.Sc. Electrical Engineering, UET Lahore Pakistan, Sep 2007
Inventions and patents
1) Variable optical damping element (WO2018202833A1)
Key publications
1) A. Patri, X. Jia, M. Mohsin, S. Kéna-Cohen, C. Caloz, “Compact grating coupler using asymmetric waveguide scatterers”, Frontiers in Optics, pp. JW4A-80, Optical Society of America (2019).
2) M. Mohsin, D. Schall, M. Otto, B. Chmielak, C. Porschatis, J. Bolten, D. Neumaier, “Graphene based on-chip variable optical attenuator operating at 855 nm wavelength”, Optics Express, 25(25), 31660-31669 (2017).
3) M. Mohsin, D. Schall, M. Otto, B. Chmielak, S. Suckow, D. Neumaier, “Towards the Predicted High Performance of Waveguide Integrated Electro-refractive Phase Modulators based on Graphene”, IEEE Photonics Journal 9(1), 1-7 (2017).
4) K. Alexander, M. Mohsin, U. D. Dave, S. Clemmen, D. Neumaier, B. Kuyken, D. Thourhout, “Electrically tunable optical nonlinearity of graphene-covered SiN waveguides”, CLEO, FM2F-3. OSA (2017).
5) D. Schall, M. Mohsin, A. Sagade, M. Otto, B. Chmielak, S. Suckow, A. L. Giesecke, D. Neumaier, H. Kurz, “Infrared transparent graphene heater for silicon photonic integrated circuits”, Optics Express 24(8), 7871-7878 (2016).
6) V. Sorianello, G. De Angelis, T. Cassese, M. Midrio, M. Romagnoli, M. Mohsin, M. Otto, D. Neumaier, I. Asselberghs, J. Campenhout, C. Huyghebaert, “Complex effective index in graphene-silicon waveguides”, Optics Express, 24(26), 29984-29993 (2016).
7) S. Sawallich, M. Mohsin, C. Matheisen, D. Neumaier, M. Nagel, “Contact-free high-resolution conductivity mapping of large-area graphene covered with an ion gel top-gate”, 41st IEEE International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 1-2 (2016).
8) M. Mohsin, D. Neumaier, D. Schall, M. Otto, C. Matheisen, A. L. Giesecke, A. A. Sagade, H. Kurz, “Experimental verification of electro-refractive phase modulation in graphene”, Scientific Reports 5, Nature Publishing Group, 10967 (2015).
9) M. Mohsin, A. L. Giesecke, D. Neumaier, D. Schall, M. Otto, C. Matheisen, A. Sagade, H. Kurz, “Experimental demonstration of electro-refractive phase modulators based on graphene”, Integrated Photonics Research, Silicon and Nanophotonics, Optical Society of America (2015).
10) M. Mohsin, D. Schall, M. Otto, A. Noculak, D. Neumaier, H. Kurz, “Graphene based low insertion loss electro-absorption modulator on SOI waveguide”, Optics Express 22(12), 15292-15297 (2014).
11) D. Schall, D. Neumaier, M. Mohsin, B. Chmielak, J. Bolten, C. Porschatis, A. Prinzen, C. Matheisen, W. Kuebart, B. Junginger, W. Templ, A.L. Giesecke and H. Kurz, “50 GBit/s photodetectors based on wafer-scale graphene for integrated silicon photonic communication systems”, ACS Photonics 1(9), 781-784 (2014).
12) M. Mohsin, D. Schall, M. Otto, D. Neumaier, H. Kurz, “Low Insertion Loss Graphene based Absorption Modulator on SOI Waveguide”, CLEO, STh1M, OSA (2014).
Previous work experience
January 2013 - December 2017
AMO GmbH Aachen Germany (www.amo.de)
Research and Development Engineer (full-time) (Prof. Heinrich Kurz, Prof. Max C. Lemme)
October 2009 - May 2011
Fraunhofer EMFT Munich Germany (www.emft.fraunhofer.de/en.html)
Student Researcher (part-time) (Prof. Karlheinz Bock now with TU Dresden)
International experience and/or work
January 2013 - December 2017
AMO GmbH Aachen Germany (www.amo.de)
Research and Development Engineer (full-time) (Prof. Heinrich Kurz, Prof. Max C. Lemme)
October 2009 - May 2011
Fraunhofer EMFT Munich Germany (www.emft.fraunhofer.de/en.html)
Student Researcher (part-time) (Prof. Karlheinz Bock now with TU Dresden)