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Dr. ir. Ivo Tanghe (Postdoctoral Researcher)

This person is working in this group since 2017.

Affiliation:	Ghent University - IMEC Departement of Information Technology
Address:	Technologiepark 126 9052 Gent Belgium
Office:	iGent, Office 150.011
E-mail:	[email protected]
Twitter:	@IvoTanghe Follow @IvoTanghe
ORCID:	0000-0001-9241-5585
ResearchGateID:	Ivo-Tanghe
LinkedIn:	ivo-tanghe-8a4323164/
Research Area:	Integrated Lasers, Colloidal Quantum Dots
Promotors:	Dries Van Thourhout and Pieter Geiregat
PhD Thesis:	Ivo Tanghe, Voorbij de bandkloof: een extensie van het bereik van colloÃ¯dale nanokristallen in actieve fotonische apparaten, Beyond the Band Edge: Extending the Reach of Colloidal Nanocrystals in Active Photonic Devices, 6/2023

Specific Research Topics

Integration of colloidal quantum dots with PICs

Publications (15)

International Journals

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) .
I. Tanghe, M. Samoli, I. Wagner, S. A. Cayan, A. H. Khan, K. Chen, J. Hodgkiss, I. Moreels, D. Van Thourhout, Z. Hens, P. Geiregat, Optical gain and lasing from bulk cadmium sulfide nanocrystals through bandgap renormalization, Nature Nanotechnology, doi:10.1038/s41565-023-01521-0 (2023) .
I. Tanghe, J. Llusar, JI, Climente, A. Barker, G. Paterno, F. Scotognella, A. Polovitsyn, AH. Khan, Z. Hens, D. Van Thourhout, P. Geiregat, I. Moreels, Role of Thermally Occupied Hole States in Room-Temperature Broadband Gain in CdSe/CdS Giant-Shell Nanocrystals, Advanced Optical Materials, p.paper 2201378 (9 pages) doi:10.1002/adom.202201378 (2022).
I. Tanghe, J. Butkus, K. Chen, R. R. Tamming, S. Singh, Y. Ussembayev, K. Neyts, D. Van Thourhout, J. M. Hodgkiss, P. Geiregat, Broadband Optical Phase Modulation by Colloidal CdSe Quantum Wells, Nano Letters, 22(1), Belgium, p.58-64 doi:10.1021/acs.nanolett.1c03181 (2021) .
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. Schiettecatte, D. Poonia, I. Tanghe, S. Maiti, M. Failla, S. Kinge, Z. Hens, L. D. A. Siebbeles, P. Geiregat, Unraveling the Photophysics of Liquid-Phase Exfoliated Two-Dimensional ReS2 Nanoflakes, Journal of Physical Chemistry C, 125(38), Belgium, p.20993-21002 doi:10.1021/acs.jpcc.1c05268 (2020) .
P. Zhou, I. Tanghe, P. Schiettecatte, D. Van Thourhout, Z. Hens, P. Geiregat, Ultrafast carrier dynamics in colloidal WS2 nanosheets obtained through a hot injection synthesis, Journal of Chemical Physics, 151(164701), Belgium, p.8 doi:10.1063/1.5124898 (2019) .
A. Hossain Khan, V. Pinchetti, I. Tanghe, Z. Dang, B. Martin-Garcia, Z. Hens, D. Van Thourhout, P. Geiregat, S. Brovelli, I. Moreels, Tunable and Efficient Red to Near-Infrared Photoluminescence by Synergistic Exploitation of Core and Surface Silver Doping of CdSe Nanoplatelets, Chemistry of Materials, 31(4), Belgium, p.1450-1459 doi:10.1021/acs.chemmater.8b05334 (2019) .

International Conferences

T. Vandekerckhove, R. Van Assche, I. Tanghe, M. Niels, S. Poelman, T. Vanackere, M. Billet, S. Clemmen, B. Kuyken, Highly-Selective Etching of Micro-Transfer-Pritned Thin-Film Lithium Niobate for Low Coupling Losses, Conference on Lasers and Electro-Optics, United States, p.paper STh3F.6 (2 pages) (2024) .
I. Tanghe, M. Samoli, I. Wagner, S. A. Cayan, A. H. Khan, K. Chen, J. Hodgkiss, I. Moreels, D. Van Thourhout, Z. Hens, P. Geiregat, Solution processed bulk colloidal nanocrystals as gain material in photonic crystal surface emitting lasers across the green-red spectrum, SPIE Photonics West, United States, p.paper 12864-34 (4 pages) doi:10.1117/12.2692651 (2024) .
I. Tanghe, M. Samoli, I. Wagner, S. A. Cayan, A. H. Khan, K. Chen, J. Hodgkiss, I. Moreels, D. Van Thourhout, Z. Hens, P. Geiregat, Understanding the mechanisms behind optical gain in bulk solution processible semiconductors, SPIE Photonics West, United States, p.Paper 12884-31 (3 pages) doi:10.1117/12.3000550 (2024) .
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) .
L. Elsinger, I. Tanghe, F. Van Acker, N. K. Zawacka, R. Petit, K. Neyts, C. Detavernier, P. Geiregat, Z. Hens, D. Van Thourhout, A Waveguide-Coupled Colloidal Quantum Dot LED on a Silicon Nitride Platform, Conference on Lasers and Electro-Optics, United States, p.STh1J.8 doi:10.1364/CLEO_SI.2020.STh1J.8 (2020).
L. Elsinger, Y. Zhu, W. Xie, I. Tanghe, S. Bisschop, V. Chandrasekaran, E. Brainis, P. Geiregat, Z. Hens, D. Van Thourhout, A Hybrid SiN-QDOT platform for visible photonics, CLEO 2018 (invited), United States, p.SW4I.4 doi:10.1364/cleo_si.2018.sw4i.4 (2018) .

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