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Dr. ir. Joris Roels 

This person worked in the group from 2005 till 2010.

Affiliation: Melexis NV
Address: Rozendaalstraat 12
8900 Ieper
Belgium
E-mail: jro@melexis.com
Research Area: NEMS/nanophotonics
PhD Thesis: Joris Roels, Aandrijving van ge ̈├Żntegreerde nanofotonische componenten door middel van de optische gradie ̈ntkracht, Actuation of integrated nanophotonic devices through the optical gradient force, 3/2011
Master Thesis: Joris Roels, Optische excitatie van oppervlakteplasmonen voor sensortoepassingen, 7/2005
JorisRoels

Specific Research Topics

Publications (28)

    International Journals

  1. K. Van Acoleyen, J. Roels, P. Mechet, T. Claes, D. Van Thourhout, R. Baets, Ultra-compact phase modulator based on a cascade of NEMS-operated slot waveguides fabricated in Silicon-On-Insulator, IEEE Photonics Journal, 4(3), p.779-788 (2012)  Download this Publication (1.2MB).
  2. J. Roels, B. Maes, W. Bogaerts, R. Baets, D. Van Thourhout, Parametric instability of an integrated micromechanical oscillator by means of active optomechanical feedback, Optics Express, 19(14), p.13081-13088 (2011)  Download this Publication (3.4MB).
  3. D. Van Thourhout, J. Roels, Optomechanical device actuation through the optical gradient force, Nature Photonics (invited), 4(4), p.211-217 (2010).
  4. S. Rudra, J. Roels, G. Bryce, L. Haspeslagh , A. Witvrouw , D. Van Thourhout, SiGe based Grating Light Valves: A leap towards monolithic integration of MOEMS, Microelectronic Engineering, 87, p.1195-1197 (2010)  Download this Publication (500KB).
  5. N.A Yebo, D. Taillaert, J. Roels, D. Lahem, M. Debliquy, D. Van Thourhout, R. Baets, Silicon-on-Insulator (SOI) Ring Resonator-Based Integrated Optical Hydrogen Sensor, IEEE Photonics Technology Letters, 21(14), p.960-962 (2009)  Download this Publication (140KB).
  6. J. Roels, I. De Vlaminck, L. Lagae, B. Maes, D. Van Thourhout, R. Baets, Tunable optical forces between nanophotonic waveguides, Nature Nanotechnology, 4, p.510-513 (2009).
  7. J. Roels, W. Van Der Tempel, D. Van Nieuwenhove, R. Grootjans, M. Kuijk, D. Van Thourhout, R. Baets, Continuous Time-of-Flight ranging using a MEMS diffractive subwavelength period grating (de)modulator, Photonics Technology Letters, 20(22), p.1827-1829 (2008)  Download this Publication (254KB).
  8. I. Vlaminck, J. Roels, D. Taillaert, D. Van Thourhout, R. Baets, L. Lagae, G. Borghs, Detection of nanomechanical motion by evanescent light wave coupling, Applied Physics Letters, 90, (2007)  Download this Publication (353KB).
      International Conferences

    1. K. Van Acoleyen, J. Roels, T. Claes, D. Van Thourhout, R. Baets, NEMS-based optical phase modulator fabricated on Silicon-On-Insulator, 8th International Conference on Group IV Photonics, FC6, United Kingdom, p.371-373 (2011)  Download this Publication (994KB).
    2. N.A Yebo, D. Taillaert, J. Roels, D. Lahem, M. Debliquy, Z. Hens, R. Baets, Integrated optical gas sensors on silicon-on-insulator platform, Integrated Photonics Research, Silicon and Nano Photonics (IPR), Photonics in Switching (PS), United States, p.JTuB.17.pdf (3 pages) (2010)  Download this Publication (146KB).
    3. J. Roels, B. Maes, R. Baets, D. Van Thourhout, Integrated optomechanical circuits, Integrated Photonics Research, Silicon and Nano Photonics (IPR) 2010 (invited), United States, (2010)  Download this Publication (234KB).
    4. J. Roels, B. Maes, R. Baets, D. Van Thourhout, Silicon Optomechanics, 2010 IEEE Photonics Society Summer Topicals (invited), Mexico, p.90-91 (2010)  Download this Publication (193KB).
    5. S. Rudra, J. Roels, G. Bryce, S. Severi, A. Witvrouw, R. Baets, D. Van Thourhout, Grating light valves: a SiGe based approach towards monolithic integration of MOEMS, Proceedings of the 2009 Annual Symposium of the IEEE Photononics Benelux Chapter, Belgium, p.109-112 (2009)  Download this Publication (270KB).
    6. J. Roels, B. Maes, D. Van Thourhout, R. Baets, Optical gradient dipole forces for nanophotonic devices on a silicon-on-insulator chip, Proceedings of the 2009 Annual Symposium of the IEEE Photononics Benelux Chapter, Belgium, p.21-24 (2009)  Download this Publication (296KB).
    7. J. Roels, B. Maes, D. Van Thourhout, R. Baets, Optical gradient force in a slot waveguide on a Silicon-on-insulator-chip, 22nd Annual Meeting of the IEEE Photonics Society, Turkey, p.223-224 (2009)  Download this Publication (445KB).
    8. N.A Yebo, D. Taillaert, J. Roels, M. Debliquy, D. Lahem, P. Lommens, Z. Hens, D. Van Thourhout, R. Baets, Integrated optical gas sensors on silicon-on-insulator platform , Proceedings of the 2009 Annual Symposium of the IEEE Photonics Benelux Chapter, Belgium, p.153-156 (2009).
    9. J. Roels, D. Van Thourhout, Silicon optomechanics, 13th IEEE Photonics Society Benelux Annual Workshop (invited), Netherlands, (2009)  Download this Publication (1.1MB).
    10. J. Roels, I. De Vlaminck, L. Lagae, B. Maes, D. Van Thourhout, R. Baets, Optomechanical interactions between nanophotonic wires on a silicon-on-insulator-chip, Optical MEMS & Nanophotonics 2009, United States, p.33-34 (2009)  Download this Publication (308KB).
    11. J. Roels, I. De Vlaminck, L. Lagae, B. Maes, D. Van Thourhout, R. Baets, Attractive and repulsive optical gradient forces between silicon waveguides, Quantum Optics of Nano-and Micromechanical Systems, Germany, (2009)  Download this Publication (47KB).
    12. J. Roels, W. Van der Tempel, D. Van Nieuwenhove, R. Grootjans, M. Kuijk, D. Van Thourhout, R. Baets, A dynamic subwavelength pitch grating modulator for continuous Time-Of-Flight ranging with optical mixing, Optical MEMS&Nanophotonics 2008, Germany, p.176-177 (2008)  Download this Publication (302KB).
    13. J. Roels, W. Van Der Tempel, D. Van Nieuwenhove, R. Grootjans, M. Kuijk, D. Van Thourhout, R. Baets, Measuring the time-of-flight with an optical MEMS-modulator, ePIXnetSpring School '08, Technology for Photonics Integration, Italy, p.40 - poster nr. 8 (2008)  Download this Publication (654KB).
    14. W. van der Tempel, D. Van Nieuwenhove, R. Grootjans, Ljubomir Jovanov, J. Roels, Aleksandra Pizurica, D. Van Thourhout, R. Baets, Wilfried Philips, Maarten Kuijk, State-of-the-art modulator approaches for Continuous Time-of-Flight range finding, IEEE/LEOS Symposium Benelux Chapter Proceedings,2007, Belgium, p.63-66 (2007)  Download this Publication (2.7MB).
    15. I. De Vlaminck, J. Roels, D. Taillaert, D. Van Thourhout, L. Lagae, R. Baets, G. Borghs, Integrated nanomechanical motion detection by evanescent light-wave coupling, SPIE Photonics West (MOEMS/MEMS), United States, (2007)  Download this Publication (3.3MB).
    16. R. Baets, P. Dumon, W. Bogaerts, G. Roelkens, D. Taillaert, J. Brouckaert, K. De Vos, J. Roels, S. Selvaraja, F. Van Laere, P. Bienstman, D. Van Thourhout, Silicon Photonics, 2007 International Symposium on VLSI Technology, Systems and Applications (VLSI-TSA), Proceedings of Technical Papers, p.7-9 (2007)  Download this Publication (2MB).
    17. J. Roels, I. De Vlaminck, D. Van Thourhout, L. Lagae, D. Taillaert, R. Baets, A nanophotonic NEMS-modulator in Silicon-on-Insulator, 2006 Annual Symposium of the IEEE/LEOS Benelux Chapter, Netherlands, (2006)  Download this Publication (826KB).
    18. J. Roels, D. Van Thourhout, R. Baets, Nanophotonic NEMS modulators in Silicon-on-insulator, ePIXnet Winter School, Optoelectronic Integration - Technology and Applications, Switzerland, p.75 (2006)  Download this Publication (541KB).
        National Conferences

      1. J. Roels, B. Maes, The force of light, 10e Ugent-Firw Doctoraatssympoisum , Belgium, (2009)  Download this Publication (284KB).
      2. J. Roels, I. De Vlaminck, D. Van Thourhout, L. Lagae, D. Taillaert, R. Baets, A nanophotonic NEMS-modulator in silicon-on-insulator, 7e UGent-FirW Doctoraatssymposium, interactive poster session, Belgium, p.paper nr. 19 (2006)  Download this Publication (534KB).
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