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FWO: G0B2921N - E-QUAL

Full Name: Electrically Driven Quantum Dot Lasers, a Fundamental Nanomaterials/Nanophotonics Approach (E-QUAL)

Duration: 1/1/2021-1/1/2025

Partners:

Prof. Zeger Hens (coordinator), PCN, UGent
Prof. P. Geiregat, PCN, UGent

People involved

Dries Van Thourhout

Research topics involved

Siliconnitride photonic integrated circuit platform

Publications in the framework of this project (12)

International Journals

Wai Kit Ng, T.V. Raziman, Dhruv Saxena, K. Molkens, I. Tanghe, Zhenghe Xuan, P. Geiregat, D. Van Thourhout, Mauricio Barahona, Riccardo Sapienza, Mode Visualization and Control of Complex Lasers Using Neural Networks, ACS Photonics, p. 1-17 doi:10.1021/acsphotonics.5c01710 (2025) .
Y.H. Deng, E. Kheradmand, C. Pang, A.B. Siddik, J. Bai, I. Lieberman, P. Geiregat, D. Van Thourhout, Z. Hens, Super bending-stable flexible colloidal QD photodetector with fast response and near-unity carrier extraction efficiency, ACS Applied Materials & Interfaces, 17, p. 14243−14249 (2025) .
I. Tanghe, T. Vandekerckhove, M. Samoli, A. Waters, D. Harankahage, M. Zamkov, C. Seassal, H-S. Nguyen, D. Van Thourhout, P. Geiregat, Unraveling the Nature of Lasing Emission from Hybrid SiliconNitride and Colloidal Nanocrystal Photonic Crystals with LowRefractive Index Contrast, ACS Photonics, 11(11), p.4906-4915 doi:10.1021/acsphotonics.4c01410 (2024) .
I. Tanghe, K. Molkens, T. Vandekerckhove, Dobromil Respekta, Amelia Waters, Jiamin Huang, Jacob Beavon, Dulanjan Harankahage, Chao Yang Lin, Kai Chen, D. Van Thourhout, Mikhail Zamkov, P. Geiregat, Two-Dimensional Electron-Hole Plasma in Colloidal Quantum Shells Enables Integrated Lasing Continuously Tunable in the Red Spectrum, ACS Photonics, 18(22), p.14661-14671 doi:10.1021/acsnano.4c02907 (2024) .
P. Geiregat, C. Roda, I. Tanghe, S. Singh, A. Di Giacomo, D. Lebrun, G. Grimaldi, J. Maes, D. Van Thourhout, I. Moreels, A. J. Houtepen, Z. Hens, Localization-limited exciton oscillator strength in colloidal CdSe nanoplatelets revealed by the optically induced stark effect, Light: Science & Applications, 10(112), Belgium, doi:10.1038/s41377-021-00548-z (2021) .
P. Geiregat, C. Rodá, I. Tanghe, S. Singh, A. Di Giacomo, D. Lebrun, G. Grimaldi, J. Maes, D. Van Thourhout, I. Moreels, A. J. Houtepen, Z. Hens, "Localization-limited exciton oscillator strength in colloidal CdSe nanoplatelets revealed by the optically induced stark effect", Light-science & Applications , 10, p.paper 112 (11 pages) (2021) .

International Conferences

I. Tanghe, T. Vandekerckhove, M. Samoli, A. Waters, D. Harankahage, M. Zamkov, Z. Hens, C. Seassal, H-S. Nguyen, D. Van Thourhout, P. Geiregat, Unraveling the Nature of Lasing Emission from Hybrid Silicon Nitride and Colloidal Nanocrystal Low Refractive Index Photonic Crystals, Annual Symposium of the IEEE Photonics Society Benelux Chapter, (2024) .
C. Pang, R. March, E. Kheradmand, Y. Deng, L. Hagelsieb, L. Elsinger, D. Cheyns, P. Geiregat, Z. Hens, D. Van Thourhout, Beyond the free spectral range: on-chip spectrometer with multi-color cascaded colloidal quantum-dot photodiodes, European Conference on Integrated Optics, Germany, p.176 (2024) .
C. Pang, Y. Deng, E. Kheradmand, N. Poonkottil, R. Petit, L. Elsinger, C. Detavernier, P. Geiregat, Z. Hens, D. Van Thourhout, Integrated Spectrometer Based on Arrayed Waveguide Grating and PbS Colloidal Quantum Dot Photodiode Array, Conference on Lasers and Electro-Optics, United States, (2023) .
C. Pang, Y. Deng, E. Kheradmand, R. Petit, L. Elsinger, C. Detavernier, P. Geiregat, Z. Hens, D. Van Thourhout, Monolithic heterogeneous integration of PbS colloidal quantum dot photodiode on silicon nitride, Frontiers in Optics, (2022) .
K. Molkens, I. Tanghe, Dhruv Saxena, Wai Kit Ng, Riccardo Sapienza, P. Geiregat, D. Van Thourhout, Coupled Micro Ring Lasers based on Hybrid Integration of Colloidal Quantum Dots, Conference on Lasers and Electro-Optics, United States, (2022) .
K. Molkens, I. Tanghe, Dhruv Saxena, Wai Kit Ng, Riccardo Sapienza, P. Geiregat, D. Van Thourhout, Localized and extended states in colloidal quantum dots-based microring lasers., EMRS fall meeting, (2021) .