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Dr. ir. Thomas Van Vaerenbergh 

This person worked in the group from 2010 till 2014.

Affiliation: Ghent University
Department of Information Technology (INTEC)
Address: Sint-Pietersnieuwstraat 41
9000 Gent
Belgium
Office: Office 1.51
Phone: +32-9-264 8933
E-mail: Thomas.VanVaerenbergh@intec.ugent.be
PhD Thesis: Thomas Van Vaerenbergh, Optische gepulste neuronen geïntegreerd op een fotonische chip, All-Optical Spiking Neurons Integrated on a Photonic Chip, 5/2014
Master Thesis: Thomas Van Vaerenbergh, Photonic reservoir computing op basis van thermische niet-lineariteiten in ring resonatoren, 5/2010
ThomasVan Vaerenbergh
Thomas Van Vaerenbergh investigates how excitability in photonic microcavities can be used to emulate spiking neural networks on a photonic chip.

Specific Research Topics

Publications (35)

    International Journals

  1. A. Li, T. Van Vaerenbergh, P. De Heyn, P. Bienstman, W. Bogaerts, Backscattering in Silicon Microring Resonators: A Quantitative Analysis, Laser & Photonics Reviews, 10(3), (2016)  Download this Publication (1.3MB).
  2. 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  (2015)  Download this Publication (854KB).
  3. M. Hermans, M. Burm, T. Van Vaerenbergh, J. Dambre, P. Bienstman, Trainable hardware for dynamical computing using error backpropagation through physical media, Nature Communications, 6, p.article 7729 ( 8 pages) (2015)  Download this Publication (780KB).
  4. T. Van Vaerenbergh, M. Fiers, Joni Dambre, P. Bienstman, Efficient simulation of optical nonlinear cavity circuits, Optical and Quantum Electronics, 47(6), p. 1471-1476 (2015)  Download this Publication (485KB).
  5. K.T Vandoorne, P. Mechet, T. Van Vaerenbergh, M. Fiers, G. Morthier, D. Verstraeten, B. Schrauwen, J. Dambre, P. Bienstman, Experimental demonstration of a reservoir computing on a silicon photonics chip, Nature Communications, 5, p.1-6 (2014)  Download this Publication (632KB).
  6. M. Fiers, T. Van Vaerenbergh, F. Wyffels, D. Verstraeten, B. Schrauwen, J. Dambre, P. Bienstman, Nanophotonic reservoir computing with photonic crystal cavities to generate periodic patterns, IEEE Transactions on Neural Networks and Learning Systems, 25(2), p.344 - 355 (2014)  Download this Publication (1.8MB).
  7. K. Alexander, T. Van Vaerenbergh, M. Fiers, P. Mechet, J. Dambre, P. Bienstman, Excitability in optically injected microdisk lasers with phase controlled excitatory and inhibitory response, Optics Express, 21(22), p.26182-26191 (2013)  Download this Publication (1.3MB).
  8. T. Van Vaerenbergh, J. Dambre, P. Bienstman, J.A. Levenson, A. Yacomotti, Lumped circuit heat model of photonic crystal membrane nanocavities, IEEE Journal of Quantum Electronics, p.967 - 969  (2013)  Download this Publication (383KB).
  9. T. Van Vaerenbergh, K. Alexander, J. Dambre, P. Bienstman, Excitation transfer between optically injected microdisk lasers, Optics Express, 21(23), p.28922-28932  (2013)  Download this Publication (1.3MB).
  10. T. Van Vaerenbergh, M. Fiers, J. Dambre, P. Bienstman, Simplified description of self-pulsation and excitability by thermal and free-carrier effects in semiconductor microcavities, Physical Review A, 86(6), p.063808 (2012)  Download this Publication (1.3MB).
  11. T. Van Vaerenbergh, M. Fiers, P. Mechet, T. Spuesens, R. Kumar, G. Morthier, B. Schrauwen, J. Dambre, P. Bienstman, Cascadable Excitability in microrings, Optics Express, 20(18), p.20292-20308 (2012)  Download this Publication (3.6MB).
  12. M. Fiers, T. Van Vaerenbergh, K. Caluwaerts, D. Vande Ginste, B. Schrauwen, J. Dambre, P. Bienstman, Time-domain and frequency-domain modeling of nonlinear optical components on circuit-level using a node-based approach, Journal of the Optical Society of America B, 29(5), p.896–900 (2012)  Download this Publication (482KB).
  13. W. Bogaerts, P. De Heyn, T. Van Vaerenbergh, K. De Vos, S. Selvaraja, T. Claes, P. Dumon, P. Bienstman, D. Van Thourhout, R. Baets, Silicon microring resonators, Lasers & Photonics Reviews, 6(1), p.47-73 (2012)  Download this Publication (1.9MB).
      International Conferences

    1. A. Li, T. Van Vaerenbergh, P. De Heyn, Y. Xing, P. Bienstman, W. Bogaerts, Experimentally demonstrate the origin for asymmetric resonance splitting and contributions from couplers to backscattering in SOI microrings, Integrated Photonics Research, Silicon and Nano Photonics (IPR 2015), United States, p.IM2B.6 (2015)  Download this Publication (1.4MB).
    2. 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 (2015)  Download this Publication (1.4MB).
    3. A. Ruocco, M. Fiers, M. Vanslembrouck, T. Van Vaerenbergh, W. Bogaerts, Multi-parameter extraction from SOI photonic integrated circuits using circuit simulation and evolutionary algorithms, Proc. SPIE, Smart Photonic and Optoelectronic Integrated Circuits XVII, 9366, United States, p.936606 (2015)  Download this Publication (3.8MB).
    4. T. Van Vaerenbergh, M. Fiers, J. Dambre, P. Bienstman, An optical delayline based on excitable microrings, IEEE Photonics Conference, United States, p.118-119 (2014)  Download this Publication (447KB).
    5. T. Van Vaerenbergh, M. Fiers, J. Dambre, P. Bienstman, Simulation of nonlinear optical resonator circuits, NUSOD 2014, Spain, p.103-104 (2014)  Download this Publication (1.6MB).
    6. T. Van Vaerenbergh, K. Alexander, M. Fiers, P. Mechet, J. Dambre, P. Bienstman, Cascadable excitability in optically injected microdisks, Proc. SPIE 9134, Semiconductor Lasers and Laser Dynamics VI, 91341W, Belgium, (2014).
    7. T. Van Vaerenbergh, M. Fiers, J. Dambre, P. Bienstman, Towards integrated optical spiking neural networks: delaying spikes on chip, Laser Dynamics and Nonlinear Photonics, 2013 Sixth "Rio De La Plata" Workshop on (invited), 1, Uruguay, p.9-12 (2013).
    8. P. Bienstman, K.T Vandoorne, T. Van Vaerenbergh, M. Fiers, B. Schneider, B. Schrauwen, J. Dambre, Using silicon nanophotonics for digital and analog signal processing with reservoir computing, Progress In Electromagnetics Research Symposium (PIERS 2013) (invited), Sweden, p.64 (2013)  Download this Publication (21KB).
    9. P. Bienstman, K.T Vandoorne, T. Van Vaerenbergh, M. Fiers, B. Schneider, B. Schrauwen, J. Dambre, Using silicon nanophotonics for digital and analog signal processing with reservoir computing, Horizons de l'optique (invited), France, p.12 (2013)  Download this Publication (235KB).
    10. T. Van Vaerenbergh, M. Fiers, P. Mechet, T. Spuesens, R. Kumar, G. Morthier, K.T Vandoorne, B. Schneider, B. Schrauwen, J. Dambre, P. Bienstman, Characterization of cascadable excitability in a silicon-on-insulator microring, Proceedings of the 2012 Annual Symposium of the IEEE Photonics Society Belenux Chapter, Belgium, p.119-122 (2012)  Download this Publication (471KB).
    11. T. Van Vaerenbergh, M. Fiers, P. Mechet, T. Spuesens, R. Kumar, G. Morthier, K.T Vandoorne, B. Schneider, B. Schrauwen, J. Dambre, P. Bienstman, Self-pulsation and excitability mechanism in silicon-on-insulator microrings , 2012 Asia Communications and Photonics Conference (ACP), China, p.ATh4B.5 (2012).
    12. P. Bienstman, K.T Vandoorne, T. Van Vaerenbergh, M. Fiers, B. Schneider, D. Verstraete, B. Schrauwen, J. Dambre, Reservoir computing on nanophotonic chips, 2012 International symposium on Nonlinear Theory and its Applications (NOLTA 2012), Spain, p.506-508 (2012)  Download this Publication (220KB).
    13. M. Fiers, K.T Vandoorne, T. Van Vaerenbergh, J. Dambre, B. Schrauwen, P. Bienstman, Optical Information Processing: Advances in Nanophotonic Reservoir Computing , International Conference on Transparent Optical Networks (invited), United Kingdom, (2012)  Download this Publication (553KB).
    14. M. Fiers, T. Van Vaerenbergh, K. Caluwaerts, J. Dambre, P. Bienstman, CAPHE: Time-domain and Frequency-domain Modeling of Nonlinear Optical Components, Advanced Photonics Congress, 2012 OSA, United States, p.paper IM2B.3 (2012)  Download this Publication (339KB).
    15. T. Van Vaerenbergh, M. Fiers, K.T Vandoorne, B. Schneider, J. Dambre, P. Bienstman, Towards a photonic spiking neuron: excitability in a silicon-on-insulator microring., 2012 International symposium on Nonlinear Theory and its Applications, Proceedings (NOLTA), Spain, p.767 - 770 (2012)  Download this Publication (1.4MB).
    16. P. De Heyn, D. Vermeulen, T. Van Vaerenbergh, B. Kuyken, D. Van Thourhout, Ultra-high Q and finesse all-pass microring resonators on Silicon-on-Insulator using rib waveguides, 16th European Conference on Integrated Optics and technical exhibition, Spain, p.paper 195 (2012)  Download this Publication (255KB).
    17. K.T Vandoorne, T. Van Vaerenbergh, M. Fiers, P. Bienstman, D. Verstraeten, B. Schrauwen, J. Dambre, Photonic reservoir computing and information processing with coupled semiconductor optical amplifiers, Fifth ‘RIO DE LA PLATA’ Workshop on Laser Dynamics and Nonlinear Photonics (invited), Uruguay, p.1-3 (2011)  Download this Publication (429KB).
    18. M. Fiers, T. Van Vaerenbergh, P. Dumon, K. Caluwaerts, B. Schrauwen, J. Dambre, P. Bienstman, CAPHE: a circuit-level time-domain and frequency-domain modeling tool for nonlinear optical components., 16th Annual Symposium of the IEEE Photonics Benelux Chapter, (2011)  Download this Publication (569KB).
    19. D. Vermeulen, P. De Heyn, T. Van Vaerenbergh, W. Bogaerts, G. Roelkens, Silicon-on-Insulator polarization rotating micro-ring resonator, IEEE Photonics Conference (IPC), United States, p.875-876 (2011)  Download this Publication (126KB).
    20. K.T Vandoorne, M. Fiers, T. Van Vaerenbergh, D. Verstraeten, B. Schrauwen, J. Dambre, P. Bienstman, Advances in photonic reservoir computing on an integrated platform, International Conference on Transparent Optical Networks (ICTON) (invited), Sweden, p.Mo.B5.5 (2011)  Download this Publication (363KB).
      National Journals

    1. B. Geers, B. Kuyken, P.C. Wuytens, R. Van Laer, T. Van Vaerenbergh, Laat er licht zijn: Fotonica, Eos magazine, 32(9), p.82-85 (2014).
      National Conferences

    1. T. Van Vaerenbergh, M. Fiers, K.T Vandoorne, J. Dambre, P. Bienstman, Photonic Reservoir Computing using thermal nonlinearities in microrings, 12th FEA PhD Symposium, (2011)  Download this Publication (147KB).
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