Researcher
Pieter Geiregat
- Keywords:Lasers, Nanotechnology, optical spectroscopy
- Disciplines:Optical properties and interactions with radiation, Photonics, optoelectronics and optical communications, Nonlinear optics and spectroscopy, Nanophysics and nanosystems
Affiliations
- Department of Chemistry (Department)
Member
From1 Oct 2015 → Today - Department of Information technology (Department)
Member
From12 Aug 2010 → 30 Sep 2015
Projects
1 - 10 of 21
- Center for Non-Linear Microscopy and SpectroscopyFrom1 Feb 2024 → TodayFunding: BOF - research organisations
- QD-LASERFrom16 Jan 2023 → TodayFunding: IOF - technology validation in lab
- A Fundamental Study on Infrared Transitions in Quantum Dots - INTRIQATEFrom1 Jan 2023 → TodayFunding: FWO research project (including WEAVE projects)
- FTIR-PLUS: A multipurpose Infrared Spectrometer for analysis of materials, including 'operando' spectroscopy and luminescence analysisFrom15 Dec 2022 → TodayFunding: BOF - scientific equipment program
- Nanomaterials for Infrared Silicon PhotonicsFrom1 Dec 2022 → TodayFunding: Horizon Europe - European Research Council (ERC)
- SOPHIRE –Surface chemistry and opto-electronicproperties of InAs quantum dots for short-wave infrared(SWIR)photodiodesFrom1 Nov 2022 → TodayFunding: FWO Strategic Basic Research Grant
- Chalcogenide Heterostructures as Nanocomposite Phase Change MaterialsFrom1 Oct 2022 → 31 Oct 2022Funding: BOF - doctoral mandates
- TOPTRANS: a sub-micron alignment accuracy large-area micro-transfer printing tool for the electronic-photonic micro-systems of the futureFrom1 May 2022 → TodayFunding: IMEC (Interuniversity Micro-Electronic Centre), FWO Medium Size Research Infrastructure
- Follow the charge : using advanced optical and X-ray spectroscopy to master charge transfer processes in phosphorsFrom1 Jan 2022 → TodayFunding: FWO research project (including WEAVE projects)
- Surface chemistry and opto-electronic properties of InAs quantum dots for short-wave infrared (SWIR) photodiodesFrom1 Oct 2021 → 31 Oct 2022Funding: BOF - doctoral mandates
Publications
41 - 50 of 130
- Ultrafast carrier dynamics in colloidal WS2 nanosheets obtained through a hot injection synthesis(2019)
Authors: Pengshang Zhou, Ivo Tanghe, Pieter Schiettecatte, Dries Van Thourhout, Zeger Hens, Pieter Geiregat
- Spectral dynamics of linearly polarized bright exciton in InP/ZnSe colloidal quantum dots(2018)
Authors: Vigneshwaran Chandrasekaran, Lorenzo Scarpelli, Francesco Masia, Dorian Dupont, Mickäel D Tessier, Pieter Geiregat, Iwan Moreels, Wolgang Langbein, Zeger Hens
Number of pages: 1 - Using bulk-like nanocrystals to probe intrinsic optical gain characteristics of inorganic lead halide perovskites(2018)
Authors: Pieter Geiregat, Jorick Maes, Kai Chen, Emile Drijvers, Jonathan De Roo, Justin M Hodgkiss, Zeger Hens
Pages: 10178 - 10188 - A quantitative study of optical gain mechanisms in quasi-2D nanoscale materials(2018)
Authors: Renu Tomar, Pieter Geiregat, Aditya Kulkarni, Kai Chen, Shalini Singh, Laurens Siebbeles, Justin Hodgkiss, Zeger Hens
Number of pages: 1 - Observation of a coherent signal at negative time delays in HgTe quantum dots(2018)
Authors: Matthias Rupert, Pieter Geiregat, Zeger Hens, Nils Huse
Number of pages: 1 - On-chip single-photon emission from deterministically positioned and embedded InP-based colloidal quantum dots(2018)
Authors: Vigneshwaran Chandrasekaran, Dorian Dupont, Mickaël Tessier, Pieter Geiregat, Lukas Elsinger, Yunpeng Zhu, Lorenzo Scarpelli, Francesco Masia, Wolfgang Langbein, Dries Van Thourhout, et al.
Number of pages: 1 - Sideband pump-probe technique resolves nonlinear modulation response of PbS/CdS quantum dots on a silicon nitride waveguide(2018)
Authors: Mirco Kolarczik, Christian Ulbrich, Pieter Geiregat, Yunpeng Zhu, Laxmi Kishore Sagar, Akshay Singh, Bastian Herzog, Alexander W Achtstein, Xiaoqin Li, Dries Van Thourhout, et al.
- High-contrast quantum-confined Stark effect in Ge/SiGe quantum well stacks on Si with ultra-thin buffer layers(2018)
Authors: Srinivasan Ashwyn Srinivasan, C Porret, E Vissers, Pieter Geiregat, Dries Van Thourhout, R Loo, M Pantouvaki, J Van Campenhout
Number of pages: 1 - Carrier scattering induced linewidth broadening in in situ P-doped Ge layers on Si(2018)
Authors: Srinivasan Ashwyn Srinivasan, C. Porret, M. Pantouvaki, Y. Shimura, Pieter Geiregat, R. Loo, J. Van Campenhout, Dries Van Thourhout
Pages: 1 - 5 - Asymmetric optical transitions determine the onset of carrier multiplication in lead chalcogenide quantum confined and bulk crystals(2018)
Authors: Frank CM Spoor, Gianluca Grimaldi, Christophe Delerue, Wiel H Evers, Ryan W Crisp, Pieter Geiregat, Zeger Hens, Arjan J Houtepen, Laurens DA Siebbeles
Pages: 4796 - 4802
Patents
1 - 1 of 1
- P2016/065/PRIO01_EP - Infrared (Inventor)