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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: ivo.tanghe@ugent.be
Twitter: @IvoTanghe
Google Scholar: EhG7BNgAAAAJ
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 colloïdale nanokristallen in actieve fotonische apparaten, Beyond the Band Edge: Extending the Reach of Colloidal Nanocrystals in Active Photonic Devices, 6/2023
IvoTanghe

Specific Research Topics

Publications (21)

    International Journals

  1. 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)  Download this Publication (6.7MB).
  2. 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)  Download this Publication (5.3MB).
  3. 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)  Download this Publication (2MB).
  4. 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).
  5. 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)  Download this Publication (2.6MB).
  6. 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)  Download this Publication (1.1MB).
  7. 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)  Download this Publication (2.6MB).
  8. 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)  Download this Publication (17.1MB).
  9. 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)  Download this Publication (3.2MB).
      International Conferences

    1. 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)  Download this Publication (675KB).
    2. I. Tanghe, M. Samoli, A. Waters, J. Huang, K. Molkens, S. A. Cayan, T. Vandekerckhove, F. Abbasi, D. Van Thourhout, M. Zamkov, P. Geiregat, Building Solution-Processible Lasers by Decoupling the Optical Material from the Integrated Platform (Invited), Conference on Lasers and Electro-Optics, United States, (2024).
    3. I. Tanghe, M. Samoli, S. A. Cayan, D. Van Thourhout, Z. Hens, P. Geiregat, Photonic Crystal Surface emitting Lasers across the Visible Spectrum based on colloidal Quantum Dots, International Semiconductor Laser Conference, United States, doi:10.1109/ISLC57752.2024.10717361 (2024)  Download this Publication (769KB).
    4. I. Tanghe, A. Waters, J. Huang, K. Molkens, T. Vandekerckhove, D. Van Thourhout, M. Zamkov, P. Geiregat, Using Colloidal Quantum Shells as a Novel Gain Medium for Integrated Visible Lasers, Conference on Lasers and Electro-Optics, United States, (2024)  Download this Publication (340KB).
    5. 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-Printed Thin-Film Lithium Niobate for Low Coupling Losses, CLEO 2024, Technical Digest Series (Optica Publishing Group, 2024), United States, p.paper STh3F.6 (2 pages) doi:10.1364/CLEO_SI.2024.STh3F.6 (2024)  Download this Publication (1.7MB).
    6. 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)  Download this Publication (349KB).
    7. 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)  Download this Publication (448KB).
    8. I. Tanghe, K. Molkens, T. Vandekerckhove, A. Waters, J. Beavon, D. Van Thourhout, M. Zamkov, P. Geiregat, Exploring Colloidal Quantum Shells as a Novel Lasing Medium on an Integrated Silicon Nitride Platform, Annual Symposium of the IEEE Photonics Society Benelux Chapter, Belgium, (2023)  Download this Publication (8.6MB).
    9. 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)  Download this Publication (898KB).
    10. 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)  Download this Publication (4MB).
    11. 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).
    12. 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)  Download this Publication (258KB).
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