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Ir. Jasper De Witte (Doctoral Researcher)

This person is working in this group since 2020.

Affiliation:	Ghent University - IMEC Department of Information Technology
Address:	Technologiepark-Zwijnaarde 126 9052 Gent Belgium
Office:	iGent, Office 130.034
Phone:	+32-9-331 4826
E-mail:	jasper.dewitte@ugent.be
ORCID:	0000-0003-1145-4676
LinkedIn:	jasper-de-witte-0110a2194
Research Area:	Single Photon Sources Integrated on Silicon Nitride
Promotors:	Bart Kuyken and Dries Van Thourhout

Jasper De Witte received the B.S. and M.S. degrees in Engineering Physics from Ghent University, Belgium, in 2018 and 2020 respectively. Since October 2020, he joined the Photonics Research Group of Ghent University - imec as a Ph.D. student in Photonics Engineering. His research interest resolves around quantum photonic integrated circuits, currently focusing on the heterogeneous integration of single-photon sources in a SiN platform.

Specific Research Topics

Publications (21)

International Journals

G. Roelkens, J. Zhang, L. Bogaert, E. Soltanian, M. Billet, A. Uzun, B. Pan, Y. Liu, E. Delli, D. Wang, V. Bonito Oliva, L.Thi Ngoc Tran, X. Guo, H. Li, S. Qin, K. Akritidis, Y. Chen, Y. Xue, M. Niels, D. Maes, M. Kiewiet, T. Reep, T. Vanackere, T. Vandekerckhove, I. Luntadila Lufungula, J. De Witte, L. Reis, S. Poelman, Y. Tan, H. Deng, W. Bogaerts, G. Morthier, D. Van Thourhout, B. Kuyken, Present and future of micro-transfer printing for heterogeneous photonic integrated circuits, Applied Physics Letters - Photonics (invited), doi:10.1063/5.0181099 (2024) .
T. Vandekerckhove, T. Vanackere, J. De Witte, S. Cuyvers, L.N Reis, M. Billet, G. Roelkens, S. Clemmen, B. Kuyken, Reliable micro-transfer printing method for heterogeneous integration of lithium niobate and semiconductor thin films, Optical Materials Express, doi:10.1364/OME.494038 (2023) .
G. Roelkens, J. Zhang, L. Bogaert, M. Billet, D. Wang, B. Pan, C.J. Krückel, E. Soltanian, D. Maes, T. Vanackere, T. Vandekerckhove, S. Cuyvers, J. De Witte, I. Luntadila Lufungula, X. Guo, H. Li, S. Qin, G. Muliuk, S. Uvin, B. Haq, C. Op de Beeck, J. Goyvaerts, G. Lepage, P. Verheyen, J. Van Campenhout, G. Morthier, B. Kuyken, D. Van Thourhout, R. Baets, Micro-transfer printing for heterogeneous Si photonic integrated circuits, IEEE Journal on Selected Topics in Quantum Electronics (invited), 29(3), p.8200414 doi:10.1109/JSTQE.2022.3222686 (2022) .

International Conferences

T. Reep, S. Poelman, J. De Witte, S. Cuyvers, D. Van Thourhout, B. Kuyken, Automated alignment- and fabrication-tolerant multi-segment adiabatic mode coupler using Ansys Lumerical , IEEE Photonics Benelux Annual Symposium 2024, Belgium, (2024).
J. De Witte, Z. Liu, A. Shadmani, T. Vanackere, T. Vandekerckhove, G. Roelkens, C. Pedersen, L. Midolo, D. Van Thourhout, B. Kuyken, SiN/ GaAs quantum photonic platform with efficient fiber-coupling, Optica Quantum 2.0 Conference and Exhibition 2024, Netherlands, p.paper QW3A.15 (2 pages) doi:10.1364/QUANTUM.2024.QW3A.15 (2024) .
J. De Witte, Z. Liu, A. Shadmani, T. Vanackere, T. Vandekerckhove, G. Roelkens, C. Pedersen, L. Midolo, D. Van Thourhout, B. Kuyken, Micro-transfer printing for the heterogeneous integration of single-photon sources on SiN, Annual Symposium of the IEEE Photonics Society Benelux Chapter, (2024) .
J. Krc, M. Ljubotina, A. Debevc, I. Luntadila Lufungula, J. De Witte, L. Midolo, M. Topic, D. Van Thourhout, Design of Coupling and Splitting Structures for SiN Interposer for Quantum Photonic Integrated Circuits, accepted for publication in Conference on Lasers and Electro-Optics, (to be published).
T. Vandekerckhove, T. Vanackere, J. De Witte, G. Roelkens, S. Clemmen, B. Kuyken, Deterministic Phase-Matching of Micro-Transfer-Printed Periodically-Poled Lithium Niobate Waveguides, Conference on Lasers and Electro-Optics, United States, p.paper STh3F.5 (2 pages) (2024) .
M. Ljubotina, Z. Liu, L. Midolo, J. De Witte, D. Van Thourhout, M. Topic, J. Krč, Analysis of optical losses of GaAs waveguides for single-photon sources considering realistic waveguide roughness, accepted for publication in SPIE Photonics Europe, (to be published) .
I. Ansari, K. De Geest, J. De Witte, T. Vandekerckhove, H. Rijckaert, E. Picavet, E. Lievens, G.F Feutmba, T. Van de Veire, B. Kuyken, J. Beeckman, D. Van Thourhout, PZT micro-transfer printing for photonic MEMS, IEEE Photonics Conference, United States, p.paper TuE3.3 doi:10.1109/IPC57732.2023.10360713 (2023) .
J. Krc, A. Debevc, M. Ljubotina, M. Topic, J. De Witte, I. Luntadila Lufungula, L. Midolo, C. Pedersen, A. Hossein Ghadimi, H. Sattari, M. Despont, S. Ferrari, W. Pernice, D. Van Thourhout, Heterogenous Photonic Integration for Quantum Optical Communication, International Workshop on Fiber Optics on Access Networks (FOAN), Belgium, p.17 doi:10.1109/FOAN59927.2023.10328119 (2023) .
J. Zhang, L. Bogaert, M. Billet, D. Wang, B. Pan, S. Qin, E. Soltanian, S. Cuyvers, D. Maes, T. Vanackere, T. Vandekerckhove, S. Poelman, M. Kiewiet, I. Luntadila Lufungula, X. Guo, H. Li, J. De Witte, G. Lepage, P. Verheyen, J. Van Campenhout, B. Kuyken, G. Morthier, D. Van Thourhout, R. Baets, G. Roelkens, Photonic integrated circuits realized using micro-transfer printing, PIERS (invited), (2023).
S. Poelman, S. Cuyvers, E. Vissers, J. De Witte, B. Haq, A. Hermans, N. Picque, G. Roelkens, B. Kuyken, Low Repetition Rate Mode-Locked Laser on a Commercial Foundry Low-Index Photonic Platform, Conference on Lasers and Electro-Optics, (2023), United States, doi:10.1364/CLEO_SI.2023.SW4L.3 (2023) .
T. Vandekerckhove, T. Vanackere, J. De Witte, S. Cuyvers, L.N Reis, M. Billet, G. Roelkens, S. Clemmen, B. Kuyken, Pillar-Based High-Yield Heterogeneous Integration of Lithium Niobate and Gallium Phosphide Thin Films, Conference on Lasers and Electro-Optics, United States, p.paper STh4O.6 (2 pages) doi:10.1364/CLEO_SI.2023.STh4O.6 (2023) .
M. Ljubotina, J. De Witte, D. Van Thourhout, B. Kuyken, L. Midolo, M. Topič, J. Krč, Simulation study of propagation losses due to sidewall roughness of GaAs waveguides for single-photon sources in quantum applications, European Conference on Integrated Optics, /, Netherlands, p./ doi:/ (2023) .
T. Vandekerckhove, T. Vanackere, J. De Witte, I. Luntadila Lufungula, E. Vissers, G. Roelkens, S. Clemmen, B. Kuyken, High-Efficiency Second Harmonic Generation in Heterogeneously-Integrated Periodically-Poled Lithium Niobate on Silicon Nitride, Conference on Lasers and Electro-Optics Europe, Germany, (2023) .
J. De Witte, A. Shadmani, T. Vanackere, T. Vandekerckhove, P. Lodahl, G. Roelkens, L. Midolo, B. Kuyken, D. Van Thourhout, Towards the heterogeneous integration of single-photon sources on SiN using micro-transfer printing, International Conference on Integrated Quantum Photonics, (2022) .
S. Cuyvers, T. Vanackere, T. Vandekerckhove, S. Poelman, C. Op de Beeck, J. De Witte, A. Hermans, K. Van Gasse, N. Picque, D. Van Thourhout, G. Roelkens, S. Clemmen, B. Kuyken, High-Yield Heterogeneous Integration of Silicon and Lithium Niobate Thin Films, Conference on Lasers and Electro-Optics, United States, (2022) .
S. Poelman, S. Cuyvers, J. De Witte, A. Hermans, K. Van Gasse, N. Picque, G. Roelkens, D. Van Thourhout, B. Kuyken, Generic Heterogeneous Integration Process Flow for Commercial Foundry Low-Index Photonic Platforms, Frontiers in Optics, (2021) .
J. De Witte, S. Cuyvers, S. Poelman, B. Kuyken, D. Van Thourhout, Realization of Fabrication-Tolerant Si3N4-Si Mode Transformers, IEEE Photonics Conference (IPC), (2021).
J. Zhang, C. Op de Beeck, B. Haq, S. Cuyvers, A. Hermans, J. De Witte, E. Soltanian, A. Gocolinska, E. Pelucchi, B. Corbett, A. J. Trindate, C. Bowers, J. Van Campenhout, G. Lepage, P. Verheyen, III-V-on-Si/SiN lasers realized using micro-transfer printing, SPIE photonics west (invited), (2021).

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