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Dr. Sarvagya Dwivedi  (Doctoral Researcher)

This person worked in the group from 2011 till 2016.

Affiliation: UCSB
Address: 9000 Ghent
Phone: +32-9-264 3445
Research Area: Silicon Modulator
Promotor: Wim Bogaerts
PhD Thesis: Sarvagya Dwivedi, Tolerante Spectrale Filters met Behulp van Nanofotonische Golfgeleiders in Silicium, Tolerant Spectral Filters using Silicon Nanophotonic Waveguides, 2/2016
Sarvagya Dwivedi recieved Masters degree in Electrical Engineering from Indian institute of Technology Bombay (IITB) in 2009 with specialization in Communication and signal processing. From 2009 - 2011, he worked for COMSOL Multiphysics in its Bangalore office (India) where he was involved in designing and analyzing MEMS devices and coupled field problems.

Specific Research Topics


Publications (20)

    International Journals

  1. A. Pandey, S. Dwivedi, Z. Tang, Shilong Pan, D. Van Thourhout, Nonreciprocal Light Propagation in a Cascaded All-Silicon Microring Modulator, ACS Photonics, 8(7), p.1997-2006 doi:/10.1021/acsphotonics.1c00040 (2021)  Download this Publication (7MB).
  2. W. Bogaerts, S. Dwivedi, R. Jansen, X. Rottenberg, M.S. Dahlem, A 2D Pixelated Optical Beam Scanner Controlled by the Laser Wavelength, IEEE Journal on Selected Topics in Quantum Electronics, 27(1), doi:10.1109/JSTQE.2020.3017230 (2020)  Download this Publication (8.5MB).
  3. Y. Xing, J. Dong, S. Dwivedi, U. Khan, W. Bogaerts, Accurate Extraction of Fabricated Geometry Using Optical Measurement, Photonics Research, 6 (11), p.1008-1020 doi:10.1364/PRJ.6.001008 (2018)  Download this Publication (3.5MB).
  4. S. Dwivedi, A. Ruocco, M. Vanslembrouck, T. Spuesens, P. Bienstman, P. Dumon, T. Van Vaerenbergh, W. Bogaerts, Experimental Extraction of Effective Refractive Index and Thermo-Optic Coefficients of Silicon-On-Insulator Waveguides using Interferometers, Journal of Lightwave Technology , 33(21), p.4471 - 4477  doi:10.1109/JLT.2015.2476603 (2015)  Download this Publication (854KB).
  5. S. Dwivedi, H. D'heer, W. Bogaerts, Maximizing fabrication and thermal tolerances of all-silicon FIR wavelength filtering devices, Photonics Technology Letters , 27(8), p.871-874 doi:10.1109/LPT.2015.2398464 (2015)  Download this Publication (1.3MB).
  6. A. Malik, S. Dwivedi, L. Van Landschoot, M. Muneeb, Y. Shimura, G. Lepage, J. Van Campenhout, W. Vanherle, T. Van Opstal, R. Loo, G. Roelkens, Ge-on-Si and Ge-on-SOI thermo-optic phase shifters for the mid-infrared, Optics Express, 22(23), p.28479-28488 doi:10.1364/OE.22.028479 (2014)  Download this Publication (5.3MB).
  7. S. Dwivedi, H. D'heer, W. Bogaerts, A compact all-silicon temperature insensitive filter for WDM and bio-sensing applications, IEEE Photonics Technology Letters , 25(22), p.2167 - 2170 doi:10.1109/LPT.2013.2282715 (2013)  Download this Publication (903KB).
  8. H. Yu, M. Pantouvaki, S. Dwivedi, P. Verheyen, G. Lepage, R. Baets, W. Bogaerts, P. Absil, J. Van Campenhout, Compact, Thermally Tunable Silicon Racetrack Modulators Based on an Asymmetric Waveguide, IEEE photonics technology letters, doi:10.1109/lpt.2012.2230619 (2013)  Download this Publication (755KB).
      International Conferences

    1. B. Pan, Jerome Bourderionnet, Vincent Billault, Arnaud Brignon, S. Dwivedi, Marcus Dahlem, Cian Cummins, Sandeep S. Saseendran, Nga Pham, Philippe Helin, Nicolas Vaissiere, Delphine Neel, Joan Ramirez, Jean Decobert, Johanna Rimbock, Ruggero Loi, Alin Fecioru, E. Soltanian, J. Zhang, B. Kuyken, G. Roelkens, III-V-on-silicon nitride narrow-linewidth tunable laser based on micro-transfer printing, Optical Fiber Communication Conference, Th3B.5, United States, p.paper Th3B.5 (3 pages) doi:10.1364/OFC.2023.Th3B.5 (2023)  Download this Publication (493KB).
    2. S. Dwivedi, M. Prost, T. David Kongnyuy, J.Oe. Kjellman, X. Rottenberg, R. Jansen, W. Bogaerts, M.S. Dahlem, Dispersive OPA at Very Near-Infrared Wavelengths, IEEE Photonics Conference, p.WE3.3 doi:10.1109/IPC48725.2021.9592920 (2021)  Download this Publication (536KB).
    3. A. Pandey, S. Dwivedi, D. Van Thourhout, Cavity modulator assisted nonreciprocal light transmission on Silicon, 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO Europe-EQEC), (2021)  Download this Publication (3.2MB).
    4. W. Bogaerts, M. Dahlem, S. Dwivedi, R. Jansen, X. Rottenberg, Dispersive optical phased array circuit for high-resolution pixelated 2D far-field scanning controlled by a single wavelength variable, Photonics West (OPTO) (invited), 11284, United States, p.112841Z doi:10.1117/12.2544937 (2020)  Download this Publication (4.2MB).
    5. A. Ribeiro, S. Dwivedi, W. Bogaerts, A Thermally Tunable but Athermal Silicon MZI Filter, 18th European Conference in Integrated Optics 2016 (ECIO), Poland, p.paper ECIO/0-25 (2016)  Download this Publication (289KB).
    6. S. Dwivedi, P. De Heyn, P. Absil, J. Van Campenhout, W. Bogaerts, Coarse Wavelength Division Multiplexer on Silicon-On-Insulator for 100 GbE, 12th International Conference on Group IV Photonics (GFP), Canada, p.WC2 doi:10.1109/group4.2015.7305928 (2015)  Download this Publication (265KB).
    7. S. Dwivedi, T. Van Vaerenbergh, A. Ruocco, T. Spuesens, P. Bienstman, P. Dumon, W. Bogaerts, Measurements of Effective Refractive Index of SOI Waveguides using Interferometers, Integrated Photonics Research, Silicon and Nano Photonics (IPR 2015), United States, p.IM2A.6 doi:10.1364/iprsn.2015.im2a.6 (2015)  Download this Publication (1.4MB).
    8. W. Bogaerts, S. Pathak, A. Ruocco, S. Dwivedi, P. De Heyn, P. Dumon, D. Van Thourhout, J. Van Campenhout, P. Absil, Silicon photonics non-resonant wavelength filters: comparison between AWGs, echelle gratings and cascaded Mach-Zehnder filters., Proc. SPIE 9365, Integrated Optics: Devices, Materials, and Technologies XIX (invited), United States, p.93650H doi:10.1117/12.2082785 (2015)  Download this Publication (4.6MB).
    9. S. Dwivedi, H. D'heer, W. Bogaerts, Fabrication and Thermal Tolerant all-Silicon Wavelength Filtering Devices, IEEE Photonics Society Benelux, Netherlands, (2014)  Download this Publication (1.3MB).
    10. S. Dwivedi, H. D'heer, W. Bogaerts, Fabrication tolerant silicon MZI filter, 11th International Conference on Group IV Photonics (GFP), France, p.147-148 doi:10.1109/group4.2014.6961969 (2014)  Download this Publication (644KB).
    11. S. Dwivedi, H. D'heer, W. Bogaerts, A compact temperature insensitive filter using splitter polarization-rotating section, Group IV Photonics, South Korea, p.WC6 doi:10.1109/group4.2013.6644474 (2013)  Download this Publication (1.1MB).
    12. S. Dwivedi, W. Bogaerts, Compact Athermal Filter in Silicon Waveguides for WDM and bio-sensing applications, Fiber Optics and Photonics 2012, p.M.2.B.3, India, doi:10.1364/photonics.2012.m2b.3 (2012)  Download this Publication (480KB).
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