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Dr. Sulakshna Kumari  (Postdoctoral Researcher)

This person worked in the group from 2012 till 2020.

Affiliation: Melexis
Address: Gent
Fax: +32-9-264 3593
E-mail: [email protected]
Research Area: Integration of GaAs VCSELs into the silicon photonics platform
Promotors: Roel Baets and Gunther Roelkens
PhD Thesis: Sulakshna Kumari, Integratie van GaAs-VCSELs op SiN-golfgeleidercircuits: ontwerp, technologie en componenten, GaAs VCSEL Integration on SiN Waveguide Circuits: Design, Technology and Devices, 12/2017
SulakshnaKumari

Specific Research Topics

Publications (43)

    International Journals

  1. M. Zenari, M. Buffolo, C. De Santi, J. Goyvaerts, A. Grabowski, J. Gustavsson, S. Kumari, A. Stassren, R. Baets, A. Larsson, G. Roelkens, G. Meneghesso, E. Zanoni, M. Meneghini, Modeling the electrical degradation of micro-transfer printed 845nm VCSILs for silicon photonics, Transactions on Electron Devices, 71(2), p.1131-1138 doi:10.1109/TED.2023.3346370 (2023)  Download this Publication (3.2MB).
  2. J. Goyvaerts, A. Grabowski, J. Gustavssson, S. Kumari, A. Stassen, R. Baets, A. Larsson, G. Roelkens, Enabling VCSEL-on-silicon nitride photonic integrated circuits with micro-transfer-printing, Optica, 8(12), p.1573-1580 doi:https://doi.org/10.1364/OPTICA.441636 (2021)  Download this Publication (20.5MB).
  3. A. Hermans, K. Van Gasse, J. O. Kjellman, C. Caer, T. Nakamura, Y. Inada, K. Hisada, T. Hirasawa, S. Cuyvers, S. Kumari, A. Marinins, R. Jansen, G. Roelkens, P. Soussan, X. Rottenberg, B. Kuyken, High-pulse-energy III-V-on-silicon-nitride mode-locked laser, APL Photonics, 6, p.096102 doi:10.1063/5.0058022 (2021)  Download this Publication (6.5MB).
  4. J. Goyvaerts, S. Kumari, S. Uvin, J. Zhang, R. Baets, A. Gocalinska, E. Pelucchi, B. Corbett, G. Roelkens, Transfer-print integration of GaAs p-i-n photodiodes onto silicon nitride waveguides for near-infrared applications, Optics Express, 28(14), p.21275-21285 doi:10.1364/OE.395796 (2020)  Download this Publication (1.9MB).
  5. B. Haq, S. Kumari, K. Van Gasse, J. Zhang, A. Gocalinska, E. Pelucchi, B. Corbett, G. Roelkens, Micro-Transfer-Printed III-V-on-Silicon C-Band Semiconductor Optical Amplifiers, Lasers & Photonics Reviews, p.1900364 doi:10.1002/lpor.201900364 (2020)  Download this Publication (3.7MB).
  6. J. Zhang, G. Muliuk, J. Juvert, S. Kumari, B. Haq, C. Op de Beeck, B. Kuyken, G. Morthier, D. Van Thourhout, R. Baets, G. Lepage, P. Verheyen, J. Van Campenhout, A. Gocalinska, J. O'Callaghan, E. Pelucchi, B. Corbett, A.J. Trindade, G. Roelkens, III-V-on-Si Photonic integrated circuits realized using micro-transfer-printing, APL Photonics (invited), 4, p.paper 110803 (10 pages) doi:10.1063/1.5120004 (2019)  Download this Publication (16.2MB).
  7. S. Uvin, S. Kumari, A. De Groote, S. Verstuyft, G. Lepage, P. Verheyen, J. Van Campenhout, G. Morthier, D. Van Thourhout, G. Roelkens, 1.3 um InAs/GaAs quantum dot DFB laser integrated on a Si waveguide circuit by means of adhesive die-to-wafer bonding, Optics Express, 26(14), p.18302-18309 doi:10.1364/oe.26.018302 (2018)  Download this Publication (4.8MB).
  8. G. Chen, J.J. Goyvaerts, S. Kumari, J. Van Kerrebrouck, M. Muneeb, S. Uvin, Yu, Yu, G. Roelkens, Integration of high-speed GaAs metal-semiconductor-metal photodetectors by means of transfer printing for 850 nm wavelength photonic interposers, Optics Express, 26(5), p.6351-6359 doi:10.1364/oe.26.006351 (2018)  Download this Publication (2.5MB).
  9. S. Kumari, E. P. Haglund, J. Gustavsson, A. Larsson, G. Roelkens, R. Baets, Vertical-cavity silicon-integrated laser with in-plane waveguide emission at 850 nm, Lasers & Photonics Reviews, 12(2), p.1700206 doi:10.1002/lpor.201700206 (2018).
  10. A. Larsson, E. Haglund, J. Gustavsson, S. Kumari, G. Roelkens, R. Baets, Empowering silicon with vertical-cavity lasers, Compound Semiconductor, 23(5), p.40-45 (2017)  Download this Publication (1.4MB).
  11. Z. Wang, A. Abbasi, U.D. Dave, A. De Groote, S. Kumari, B. Kunert, C. Merckling , M. Pantouvaki, Y. Shi, B. Tian, K. Van Gasse, J. Verbist, R. Wang, W. Xie, J. Zhang, Y. Zhu, J. Bauwelinck, X. Yin, Z. Hens, J. Van Campenhout, B. Kuyken, R. Baets, G. Morthier, D. Van Thourhout, G. Roelkens, Novel light source integration approaches for silicon photonics, Laser & Photonics Reviews, 11(4), p.1700063 (21 pages) doi:10.1002/lpor.201700063 (2017)  Download this Publication (3MB).
  12. S. Kumari, J. S. Gustavsson, E. P. Haglund, J. Bengtsson, A. Larsson, G. Roelkens, R. Baets, Design of an 845 nm GaAs vertical-cavity silicon integrated laser with an intra-cavity grating for coupling to a SiN waveguide circuit , IEEE Photonics Journal, 9(4), p.1504109 doi:10.1109/jphot.2017.2717380 (2017)  Download this Publication (1.2MB).
  13. K. Saurav, S. Kumari, N. Le Thomas, CMOS Fabricated Large Array of Free Standing Substrate-Less Photonic Crystal Cavities for Biosensing Applications, IEEE Photonics Journal, 9(2), doi:10.1109/JPHOT.2017.2684627 (2017)  Download this Publication (701KB).
  14. E.P. Haglund, S. Kumari, E. Haglund, J.S. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Silicon-integrated hybrid-cavity 850-nm VCSELs by adhesive bonding: impact of bonding interface thickness on laser performance , IEEE Journal of Selected Topics in Quantum Electronics, 23(6), p.1700109 (9 pages) doi:10.1109/jstqe.2016.2633823 (2017)  Download this Publication (4.4MB).
  15. E. P. Haglund, S. Kumari, P. Westbergh, J. Gustavsson, R. Baets, G. Roelkens, A.Larsson, 20 Gb/s modulation of silicon-integrated short-wavelength hybrid-cavity VCSELs, Photonics Technology Letters, 28(8), p.856-858 doi:10.1109/lpt.2016.2514699 (2016)  Download this Publication (828KB).
  16. E.P. Haglund, S. Kumari, P. Westbergh, J. Gustavsson, G. Roelkens, R. Baets, A. Larsson, Silicon-integrated short-wavelength hybrid-cavity VCSEL, Optics Express, 23(26), p.33634-33640 doi:10.1364/oe.23.033634 (2015)  Download this Publication (5.4MB).
  17. G. Roelkens, A. Abbasi, P. Cardile, U.D. Dave, A. De Groote, Y. De Koninck, S. Dhoore, X. Fu, A. Gassenq, N. Hattasan, Q. Huang, S. Kumari, S. Keyvaninia, B. Kuyken, L. Li, P. Mechet, M. Muneeb, D. Sanchez, H. Shao, T. Spuesens, A. Subramanian, S. Uvin, M. Tassaert, K. Van Gasse, J. Verbist, R. Wang, Z. Wang, J. Zhang, J. Van Campenhout, Y. Xin, J. Bauwelinck, G. Morthier, R. Baets, D. Van Thourhout, III-V-on-silicon photonic devices for optical communication and sensing, Photonics (invited), 2(3), p.969-1004 doi:10.3390/photonics2030969 (2015)  Download this Publication (2.3MB).
      International Conferences

    1. A. Hermans, K. Van Gasse, J. O. Kjellman, C. Caer, T. Nakamura, Y. Inada, K. Hisada, T. Hirasawa, S. Kumari, A. Marinins, R. Jansen, G. Roelkens, P. Soussan, X. Rottenberg, B. Kuyken, III-V-on-Silicon-Nitride Mode-Locked Laser with 2 pJ On-Chip Pulse Energy, Conference on Lasers and Electro-Optics, p.SM1A.1 doi:10.1364/CLEO_SI.2021.SM1A.1 (2021)  Download this Publication (407KB).
    2. J. Zhang, C. Op de Beeck, B. Haq, J. Goyvaerts, S. Cuyvers, S. Kumari, G. Muliuk, A. Hermans, A. Gocalinska, E. Pelucchi, B. Corbett, A.J. Trindade, C. Bower, J. Van Campenhout, G. Lepage, P. Verheyen, B. Kuyken, D. Van Thourhout, G. Morthier, R. Baets, G. Roelkens, Micro-Transfer-Printing for III-V/Si PICs, 2020 Asia Communications and Photonics Conference (ACP) and International Conference on Information Photonics and Optical Communications (IPOC), China, p.paper T4G.3 (3 pages) (2020)  Download this Publication (718KB).
    3. J. Goyvaerts, S. Kumari, S. Uvin, J. Zhang, R. Baets, A. Gocalinska, E. Pelucchi, B. Corbett, G. Roelkens, Transfer-print integration of GaAs p-i-n photodiodes onto silicon nitride photonic integrated circuits, Annual Conference of the IEEE Photonics Society, Canada, p.1-2 doi:10.1109/IPC47351.2020.9252495 (2020)  Download this Publication (489KB).
    4. B. Haq, S. Kumari, J. Zhang, A.Gocalinska, E.pelucchi, B.Corbett, G. Roelkens, Micro-transfer-printed III-V-on-Silicon DBR lasers, Frontiers in Optics, (2020)  Download this Publication (430KB).
    5. B. Haq, S. Kumari, J. Zhang, A. Gocalinska, E. Pelucchi, B. Corbett, G. Roelkens, Micro-transfer-printed III-V-on-silicon distributed feedback lasers, Optical Fiber Communications Conference (OFC 2020), United States, p.paper T3C.7 (3 pages) (2020).
    6. J. Zhang, G. Muliuk, J. Goyvaerts, B. Haq, A. Liles, S. Kumari, J. Juvert, C. Op de Beeck, B. Kuyken, J. Van Campenhout, G. Lepage, P. Verheyen, A. Gocalinkska, E. Pelucchi, B. Corbett, Heterogeneous integration in silicon photonics through micro-transfer-printing, Micro-Optics Conference (MOC 2019) (invited), Japan, p.paper C-4 (2 pages) (2019).
    7. J. Zhang, G. Muliuk, C. Op de Beeck, J. Goyvaerts, B. Haq, S. Kumari, B. Kuyken, J. Van Campenhout, R. Baets, G. Roelkens, J. Van Campenhout, G. Lepage, P. Verheyen, A. Gocalinska, E. Pelucchi, B. Corbett, A. Jose Trindade, C. Bower, Micro-transfer printing for photonic integrated circuits, International Conference on Wafer Bonding (WaferBond), (2019).
    8. J. Zhang, S. Kumari, S. Dhoore, G. Muliuk, M. Galarza, G. Agnieszka, P. Emanuele, C. Brian, G. Roelkens, Micro-transfer-printed III-V-on-silicon C-band Distributed Bragg Reflector Laser, IEEE International Conference on Group IV Photonics, Singapore, doi:10.1109/group4.2019.8853875 (2019).
    9. B. Haq, S. Kumari, J. Zhang, K. Van Gasse, A. Gocalinska, E. Pelucchi, B. Corbett, G. Roelkens, micro-transfer-printed III-V-on-silicon C-band SOAs with 17dB gain, IEEE Photonics conference, (2019)  Download this Publication (2.1MB).
    10. G. Roelkens, J. Zhang, S. Kumari, J. Juvert, A. Liles, G. Muliuk, J. Goyvaerts, B. Haq, N. Mahmoud, D. Van Thourhout, Transfer printing for heterogeneous silicon PICs, Smart Systems Integrations, Spain, (2019)  Download this Publication (1.2MB).
    11. G. Muliuk, J. Zhang, J. Goyvaerts, S. Kumari, B. Corbett, D. Van Thourhout, G. Roelkens, High-yield parallel transfer print integration of III-V substrate-illuminated C-band photodiodes on silicon photonic integrated circuits, SPIE Photonics West Proceedings 2019, Volume 10923, Silicon Photonics XIV; 1092305 , United States, doi:10.1117/12.2507373 (2019)  Download this Publication (1.5MB).
    12. G. Roelkens, J. Zhang, G. Muliuk, J. Goyvaerts, B. Haq, C. Op de Beeck, A. Liles, Z. Wang, S. Dhoore, S. Kumari, J. Juvert, J. Van Campenhout, B. Kuyken, D. Van Thourhout, B. Corbett, III-V/Si PICs based on micro-transfer printing, Optical Fiber Communications Conference and Exhibition (OFC 2019) (invited), United States, p.paper W4E.6 (3 pages) doi:10.1364/ofc.2019.w4e.6 (2019).
    13. E.P. Haglund, S. Kumari, J. Goyvaerts, J.S. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Vertical-Cavity Silicon-Integrated Lasers by Bonding and Transfer Printing, IEEE International Semiconductor Laser Conference (ISLC), United States, p.241-242 doi:10.1109/ISLC.2018.8516256 (2018).
    14. G. Roelkens, J. Zhang, A. De Groote, J. Juvert, N. Ye, S. Kumari, J. Goyvaerts, G. Muliuk, S. Uvin, G. Chen, B. Haq, B. Snyder, J. Van Campenhout, D. Van Thourhout, A. Trindade, Transfer printing for silicon photonics transceivers and interposers, IEEE Optical Interconnects Conference (OI) 2018 (invited), United States, p.13-14 doi:10.1109/oic.2018.8422030 (2018)  Download this Publication (1.7MB).
    15. S. Uvin, S. Kumari, A. De Groote, S. Verstuyft, G. Morthier, D. Van Thourhout, G. Roelkens, InAs/GaAs quantum dot 1.3um DFB laser heterogeneously integrated on a silicon waveguide circuit, European Conference on Integrated Optics (ECIO, Spain, p.Th.2.A.3-HRP (2018)  Download this Publication (250KB).
    16. K. Saurav, S. Kumari, N. Le Thomas, CMOS fabricated large array of free standing substrate-less photonic crystal cavities for biosensing applications, IEEE Photonics Conference (IPC), United States, p.493-501 doi:10.1109/ipcon.2017.8116198 (2017)  Download this Publication (5.9MB).
    17. E.P. Haglund, S. Kumari, E. Haglund, J.S. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Silicon-integrated short-wavelength VCSELs , European Semiconductor Laser Workshop (ESLW 2017), Denmark, (2017)  Download this Publication (307KB).
    18. E.P. Haglund, S. Kumari, E. Haglund, J.S. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Silicon-integrated short-wavelength VCSELs , European Semiconductor Laser Workshop (ESLW 2017), Denmark, (2017)  Download this Publication (307KB).
    19. J.S. Gustavsson, S. Kumari, E.P. Haglund, J. Bengtsson, G. Roelkens, R. Baets, A. Larsson, Silicon-Integrated Hybrid-Vertical-Cavity Lasers for Life Science Applications, 30th Annual conference of the IEEE Photonics Society (IPC) (invited), doi:10.1109/ipcon.2017.8116207 (2017)  Download this Publication (479KB).
    20. G. Roelkens, E. P. Haglund, S. Kumari, E. Haglund, J. S. Gustavsson, R. Baets, A. Larsson, 850 nm hybrid vertical cavity laser integration for on-chip silicon photonics light sources, Optical Fiber Communication Conference and Exposition (OFC) (invited), United States, p.W3E.6 doi:10.1364/ofc.2017.w3e.6 (2017)  Download this Publication (16.3MB).
    21. E. P. Haglund, S. Kumari, J. S. Gustavsson, E. Haglund, G. Roelkens, R. Baets, A. Larsson, Hybrid vertical-cavity laser integration on silicon, SPIE Photonics West , United States (invited), United States, p.101220H doi:10.1117/12.2256983 (2017)  Download this Publication (3.7MB).
    22. E.P. Haglund, S. Kumari, E. Haglund, J. S. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Silicon-integrated short-wavelength VCSELs , European Semiconductor Laser Workshop (ESLW 2017), Denmark, p.2 pages (2016)  Download this Publication (307KB).
    23. S. Kumari, E. P. Haglund, J. S. Gustavsson, A. Larsson, G. Roelkens, R. Baets, Design of an intra-cavity SiN grating for integrated 850nm VCSELs, Proceedings of the Annual Symposium of the IEEE Photonics Benelux Chapter, Belgium, (2016), (2016)  Download this Publication (238KB).
    24. E. P. Haglund, S. Kumari, E. Haglund, J. Gustavsson, R. Baets, G. Roelkens, A. Larsson, Impact of bonding interface thickness on the performance of silicon-integrated hybrid-cavity VCSELs, International Semiconductor Laser Conference, Japan, p.TuD8 (2016)  Download this Publication (1.5MB).
    25. E. P. Haglund, S. Kumari, J. Gustavsson, P. Westbergh, G. Roelkens, R. Baets, A.Larsson, Dynamic Properties of Silicon Integrated Short Wavelength Hybrid Cavity VCSEL, SPIE Photonics West , United States, 9766, p.976607 doi:10.1117/12.2207301 (2016)  Download this Publication (4.9MB).
    26. S. Kumari, Johan Gustavsson, R. Wang, Emanual Haglund , Petter Westbergh, D. Sanchez, Eric Haglund, Asa Haglund, Jorgen. Bengtsson, N. Le Thomas, G. Roelkens, Anders Larsson, R. Baets, Integration of GaAs-based VCSEL array on SiN platform with HCG reflectors for WDM applications, SPIE Photonics West , United States, doi:10.1117/12.2077090 (2015)  Download this Publication (501KB).
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