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Ing. Lukas Van Iseghem  (Doctoral Researcher)

This person is working in this group since 2017.
Affiliation: Ghent University - IMEC
Department of information technology
Address: Technologiepark-Zwijnaarde 126
9052 Gent
Belgium
Office: iGent, Office 140.021
E-mail: lukas.vaniseghem@ugent.be
Research Area: Photonic Integrated Circuits using Scattered Waveguide elements in an Adaptive, Reconfigurable Mesh
Promotors: Wim Bogaerts and Jeroen Beekman
LukasVan Iseghem

Specific Research Topics

Publications (29)

    International Journals

  1. L. Van Iseghem, U. Khan, E. Picavet, A.Y. Takabayashi, P. Edinger, P. Verheyen, N. Quack, K. Gylfason, K. De Buysser, J. Beeckman, W. Bogaerts, Efficient Low-Voltage Phase Shifter with Inkjet-Printed Liquid Crystal on a Silicon on Insulator Platform, Advanced Optical Materials, doi:10.1002/adom.202500186 (2025).
  2. X. Xue, E. Lievens, B. Berteloot, Y.-T. Hsiao, L. Van Iseghem, G.F. Feutmba, W. Bogaerts, K. Neyts, J. Beeckman, Vertical Coupling between Waveguides and Optical Fibers Utilizing Polarization Gratings, IEEE Photonics Technology Letters, 36(5), p.309-312 doi:10.1109/LPT.2024.3352278 (2024)  Download this Publication (1.3MB).
  3. L. Van Iseghem, W. Bogaerts, Optical Leaky Fin Waveguide for Long Range Optical Antennas on High-Index Contrast Photonic Circuit Platforms, Photonics Research, 11(9), p.1570 doi:10.1364/PRJ.490085 (2023)  Download this Publication (2.1MB).
  4. L. Van Iseghem, E. Picavet, A.Y. Takabayashi, P. Edinger, U. Khan, P. Verheyen, N. Quack , K. B. Gylfason, K. De Buysser, J. Beeckman, W. Bogaerts, Low power optical phase shifter using liquid crystal actuation on silicon photonics platform, Optical Materials Express, 12(6), p.2181-2198 doi:10.1364/OME.457589 (2022)  Download this Publication (49.5MB).
  5. A. Ribeiro, S. Declercq, U. Khan, M. Wang, L. Van Iseghem, W. Bogaerts, Column-row addressing of thermo-optic phase shifters for controlling large silicon photonic circuits, IEEE Journal on Selected Topics in Quantum Electronics, 26(5), p.6100708 (8 pages) doi:10.1109/JSTQE.2020.2975669 (2020)  Download this Publication (3.3MB).
      International Conferences

    1. W. Bogaerts, H. Deng, Y. Zhang, X. Chen, L. Van Iseghem, K.P. Nagarjun, I. Zand, A. Barzanji, A. Ribeiro, F. Vanden Kerchove, U. Khan, E. Soltanian, P. Edinger, A. Djuphammer, G. Jo, A.K. Mallik, J.S. Lee, C. Antony, D. Kelly, J. Hasan, P. Morrissey, P. O'Brien, D. Colle, M. Pickavet, F. Niklaus, K.B. Gylfason, G. Torfs, J. Beeckman, G. Roelkens, Programmable photonic circuits for signal processing, SPI Photonics West - Integrated Optics: Devices, Materials, and Technologies XXIX (invited), PC13369, United States, p.PC133690 doi:10.1117/12.3039727 (2025).
    2. W. Bogaerts, Y. Zhang, H. Deng, L. Van Iseghem, Y. Liu, A. Barzanji, I. Zand, A. Ribeiro, U. Khan, K.P. Nagarjun, General-Purpose Programmable Photonic Circuits, IEEE Photonics Society Summer Topicals (invited), Barbados, doi:10.1109/SUM60964.2024.10614490 (2024)  Download this Publication (2.7MB).
    3. Y. Zhang, X. Chen, L. Van Iseghem, I. Zand, H. Salmanian, W. Bogaerts, A compact programmable silicon photonic circuit, 2024 IEEE Silicon Photonics Conference (SiPhotonics), Japan, p.10543870 doi:10.1109/SiPhotonics60897.2024.10543870 (2024)  Download this Publication (4.6MB).
    4. J. Beeckman, W. Bogaerts, L. Van Iseghem, J. Pereiro Garcia, J. Liu, Liquid crystal as material for highly efficient phase shifters in integrated photonics, SPIE Photonics Europe (invited), PC13016, France, p.PC130160H doi:10.1117/12.3017133 (2024).
    5. W. Bogaerts, H. Deng, X. Chen, L. Van Iseghem, I. Zand, Y. Zhang, Y. Liu, A. Al Haffar, P. Edinger, G. Jo, A.Y. Takabayashi, C. Antony, A. Mallik Kumar, J. Zhang, E. Soltanian, P. Verheyen, J. Beeckman, G. Roelkens, N. Quack, F. Niklaus, K.B. Gylfason, U. Khan, Building general-purpose programmable photonic chips: opportunities and challenges, SPIE Photonics West - OPTO (invited), 12890, United States, p.12890-55 doi:10.1117/12.3009922 (2024)  Download this Publication (329KB).
    6. W. Bogaerts, K. Nagarjun, L. Van Iseghem, X. Chen, H. Deng, I. Zand, Y. Zhang, Y. Liu, A.Y. Takabayashi, H. Sattari, N. Quack, P. Edinger, G. Jo, S.J. Bleiker, K.B. Gylfason, F. Niklaus, A. Kumar Mallik, M. Jezzini, C. Antony, G. Talli, P. Verheyen, J. Beeckman, U. Khan, Scaling Programmable Silicon Photonic Circuits, SPIE Photonics West OPTO (invited), 12426, United States, p.12426-1 doi:10.1117/12.2647293 (2023)  Download this Publication (31.4MB).
    7. U. Khan, I. Zand, L. Van Iseghem, P. Edinger, G. Jo, S. J. Bleiker, A. Y. Takabayashi, C. Antony, M. Jezzini, G. Talli, H. Sattari, J. Lee, A. K. Mallik, P. Verheyen, C. Lerma Arce, M. Garcia, T. Jonuzi, E. Picavet, K. Nagarjun, J. Watte, N. Quack, F. Niklaus, K. De Buysser, J. Beekman, W. Bogaerts, Low power actuators for programmable photonic processors, SPIE Photonics West OPTO (invited), 12438, United States, p.124380K  doi:10.1117/12.2647371 (2023)  Download this Publication (31.6MB).
    8. L. Van Iseghem, U. Khan, E. Picavet, A.Y. Takabayashi, P. Verheyen, N. Quack, K. De Buysser, J. Beeckman, W. Bogaerts, Low power phase shifter using liquid crystal on an integrated silicon photonics platform, IEEE Photonics Society Summer Topicals (invited), Mexico, p.MB2.1 doi:10.1109/SUM53465.2022.9858217 (2022)  Download this Publication (2.9MB).
    9. W. Bogaerts, X. Chen, H. Deng, L. Van Iseghem, M. Wang, I. Zand, Y. Zhang, Y. Liu, K. Nagarjun, U. Khan, Programmable Silicon Photonic Circuits, OptoElectronics and Communication Conference / International Conference on Photonics in Switching and Computing (OECC / PSC) (invited), Japan, p.TuE4-1  doi:10.23919/OECC/PSC53152.2022.9849952 (2022)  Download this Publication (736KB).
    10. L. Van Iseghem, U. Khan, E. Picavet, A. Y. Takabayashi, P. Verheyen, N. Quack, K. De Buysser, J. Beeckman, W. Bogaerts, Low voltage tuning of ring resonator on a silicon photonics platform with local liquid crystal deposition, International Conference on Optical, Optoelectronic and Photonic Materials and Applications, (2022).
    11. W. Bogaerts, L. Van Iseghem, X. Chen, I. Zand, H. Deng, M. Wang, K.P. Nagarjun, U. Khan, Technologies for large-scale programmable photonic circuits, Progress in Electromagnetic Research (PIERS) (invited), China, (2022).
    12. W. Bogaerts, L. Van Iseghem, X. Chen, I. Zand, H. Deng, M. Wang, Y. Zhang, Y. Liu, K.P. Nagarjun, U. Khan, Programmable Silicon Photonic Circuits, International Symposium on Photonic and Electronic Convergence (ISPEC 2021) (invited), (2021).
    13. L. Van Iseghem, W. Bogaerts, Integrated optical leaky wave antenna for 1D optical phased arrays in LiDAR, Annual Symposium of the IEEE Photonics Society Benelux Chapter, Belgium, p.Poster.52 (2021)  Download this Publication (790KB).
    14. W. Bogaerts, L. Van Iseghem, M. Wang, H. Deng, X. Chen, I. Zand, K.P. Nagarjun, U. Khan, Programmable Photonic Circuits, SPIE Photonex (invited), United Kingdom, doi:10.1117/12.2600687 (2021).
    15. W. Bogaerts, L. Van Iseghem, M. Wang, H. Deng, I. Zand, X. Chen, K.P. Nagarjun, U. Khan, Programmable Silicon Photonics, International Conference on Solid State Devices and Materials (SSDM) (invited), p.E-2_01 (2021)  Download this Publication (1.1MB).
    16. W. Bogaerts, M. Wang, X. Chen, H. Deng, I. Zand, L. Van Iseghem, K.P. Nagarjun, U. Khan, General-Purpose Programmable Photonic Chips, IEEE Photonics Society Summer Topicals (invited), p.WB2.1 doi:10.1109/SUM48717.2021.9505805 (2021)  Download this Publication (1.7MB).
    17. W. Bogaerts, L. Van Iseghem, P. Edinger, H. Sattari, A.Y. Takabayashi, X. Chen, H. Deng, P. Verheyen, A. Ribeiro, U. Khan, N. Quack, K.B. Gylfason, Low-Power Electro-Optic Actuators for Large-Scale Programmable Photonic Circuits, Conference on Lasers and Electro-Optics (invited), p.STh1Q.4 doi:10.1364/CLEO_SI.2021.STh1Q.4 (2021)  Download this Publication (2MB).
    18. W. Bogaerts, X. Chen, I. Zand, M. Wang, H. Deng, L. Van Iseghem, A. Rahim, U. Khan, Tutorial: Programmable Integrated Photonics, European Conference on Optical Communication (ECOC) (invited), p.paper Tu4B-1 (3 pages) doi:10.1109/ECOC48923.2020.9333192 (2020)  Download this Publication (611KB).
    19. W. Bogaerts, X. Chen, M. Wang, I. Zand, H. Deng, L. Van Iseghem, A. Ribeiro, A. Diaz Tormo , U. Khan, Programmable Silicon Photonic Integrated Circuits, IEEE Photonics Conference (IPC) (invited), Canada, p.ThD2.1 doi:10.1109/IPC47351.2020.9252475 (2020)  Download this Publication (2.4MB).
    20. W. Bogaerts, A. Rahim, X. Chen, L. Van Iseghem, H. Deng, M. Wang, I. Zand, A. Ribeiro, A. Diaz Tormo , U. Khan, Programmable Photonic Circuits: a flexible way of manipulating light on chips, Frontiers in Optics (invited), United States, doi:10.1364/FIO.2020.FTh1C.1 (2020)  Download this Publication (1.7MB).
    21. L. Van Iseghem, U. Khan, P. Edinger, C. Errando-Herranz, A.Y. Takabayashi, H. Sattari, K.B. Gylfason, N. Quack, J. Beeckman, W. Bogaerts, Liquid crystal phase shifter integrated in a silicon photonics platform, European Conference on Integrated Optics, p.1.3 (2020)  Download this Publication (1.8MB).
    22. W. Bogaerts, A. Ribeiro, M. Wang, L. Van Iseghem, H. Deng, I. Zand, X. Chen, U. Khan, Technologies for large-scale programmable photonic circuits, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019 (invited), p.11200-55 (2019).
    23. A. Ribeiro, U. Khan, L. Van Iseghem, M. Wang, S. Declercq, W. Bogaerts, Driving and control techniques for large scale programmable photonics circuits, PhotonIcs & Electromagnetics Research Symposium (PIERS) (invited), Italy, p.2568 (2019)  Download this Publication (860KB).
    24. L. Van Iseghem, U. Khan, J. Beeckman, W. Bogaerts, On-chip beam shaping using lateral leakage, Proceedings of the 23rd Annual Symposium of the IEEE Photonics Benelux Chapter, Belgium, p.136-139 (2018)  Download this Publication (711KB).
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