Projecten per jaar
Persoonlijk profiel
Quote
"The development of techniques to cool and trap atoms with laser light has greatly changed atomic physics research. Increasingly, applications emerge, with cold charged particle beams as a prime example."
Research profile
Edgar Vredenbregt is an associate professor with the research group Coherence and Quantum Technology at the TU/e department of Applied Physics. His research focuses on the use of atom trapping for quantum information research and to create a new class of charged particle sources, featuring ultracold electrons (10K) and ions (1mK). Both offer a new route toward high brightness by virtue of a high angular intensity. Applications of the ultracold sources are ultrafast electron diffraction and focused-ion beam instrumentation.
Ultracold ions can be extracted from a beam of laser-cooled atoms using photo-ionization, allowing for bright ion beams with a very small longitudinal energy spread (200 meV demonstrated). As a result Laser Cooled Focused Ion Beams provide a next-generation tool for observing, modifying and repairing silicon wafers, enabling milling on the 1 nanometer scale.
Rydberg atoms can fill the role of qubits with strong mutual interactions that can be harnessed to create quantum gates. A structured gas of Rydberg atoms is created by patterned laser-excitation of a trapped atomic cloud. Spectroscopy reveals effects of long-range interactions such as blockade and facilitation phenomena.
Academic background
Edgar Vredenbregt studied Applied Physics at Eindhoven University of Technology (TU/e, the Netherlands) where he received his MSc in 1986. In 1990, he obtained his PhD at TU/e in Atomic and Molecular Physics under supervision of professor Herman Beijerinck. From 1991 until 1993, he was a postdoctoral researcher at the QEX group of professor Harold Metcalf at the State University of New York at Stony Brook (USA). In 1993, he returned to TU/e to become a postdoctoral researcher in the development of intensified atomic beams. From 1995-2000, he was a fellow of the Royal Netherlands Academy of Arts and Sciences (KNAW) at TU/e, to perform research on ultra-cold collisions and intensified atomic beams. In 1998, he was a visiting research scientist with the laser cooling and trapping group at the National Institute of Standards and Technology (NIST) in Gaithersburg (USA). In 2000, Edgar Vredenbregt was appointed assistant professor at TU/e and in 2016 he was promoted to associate professor with the research group Coherence and Quantum Technology, department of Applied Physics.
Vingerafdruk
- 1 Soortgelijke profielen
Samenwerkingen en hoofdonderzoeksgebieden uit de afgelopen vijf jaar
Projecten
- 1 Actief
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KAT-1: Rydberg Atom Quantum Computing
Kokkelmans, S. J. J. M. F. (Project Manager), van den Heuvel, H. (Projectmedewerker), Janse van Rensburg, D. (Projectmedewerker), Postema, J. (Projectmedewerker), Guo, Z. (Projectmedewerker), van de Kraats, J. (Projectmedewerker), de Keijzer, R. J. P. T. (Projectmedewerker), van Herk, R. A. H. (Projectmedewerker), Venderbosch, M. L. (Projectmedewerker), del Pozo Mellado, J. (Projectmedewerker), Parcelas Resina dos Santos, R. (Projectmedewerker), van der Werf, Y. (Projectmedewerker), Festenstein, M. (Projectmedewerker), Akaturk, E. (Projectmedewerker), van Dongen, E. M. W. M. (Projectmedewerker), Lous, R. (Projectmedewerker), Bouyer, P. (Projectmedewerker), Vredenbregt, E. J. D. (Projectmedewerker), Venderbosch, R. C. (Project communicatie medewerker) & Mohan, M. (Project communicatie medewerker)
1/07/20 → 31/12/28
Project: Third tier
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Development of a novel hybrid ion-atom system
Verwaal, L., Vredenbregt, E. J. D., Venderbosch, R. C., Lous, R. S., Galantini, C., Podbevsek, I. & Ichir, E., jan. 2025.Onderzoeksoutput: Bijdrage aan congres › Poster
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Neutral Rb atoms in optical tweezer arrays for quantum information
Venderbosch, R. C., Janse van Rensburg, D., van der Werf, Y., del Pozo Mellado, J., Lous, R. S., Vredenbregt, E. J. D. & Kokkelmans, S. J. J. M. F., 2025.Onderzoeksoutput: Bijdrage aan congres › Poster
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Acousto-optic lens for 3D shuttling of atoms in a neutral atom quantum computer
Guo, Z., van Herk, R. A. H. (Redacteur), Lous, R. S. (Redacteur), Vredenbregt, E. J. D. (Redacteur) & Kokkelmans, S. J. J. M. F. (Redacteur), 2024.Onderzoeksoutput: Bijdrage aan congres › Poster
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A full-stack Quantum Computing Platform based on Trapped Neutral Rydberg Atoms
van der Werf, Y., Janse van Rensburg, D., Lous, R. S., Vredenbregt, E. J. D., Kokkelmans, S. J. J. M. F. & Neutral Atom KAT1 Collaboration, 2024.Onderzoeksoutput: Bijdrage aan congres › Poster
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A hybrid dipolar atom-ion system
Galantini, C., Vredenbregt, E. J. D., Lous, R. S., Verwaal, L., Venderbosch, R. C. & Podbevsek, I., 2024.Onderzoeksoutput: Bijdrage aan congres › Poster
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Manipulating single rubidium atoms in optical tweezer arrays
Janse van Rensburg, D. (Spreker), van der Werf, Y. (Deelnemer), Venderbosch, R. C. (Deelnemer), del Pozo Mellado, J. (Deelnemer), Lous, R. (Deelnemer), Vredenbregt, E. J. D. (Deelnemer) & Kokkelmans, S. J. J. M. F. (Deelnemer)
16 okt. 2024Activiteit: Types gesprekken of presentaties › Aangemelde presentatie › Wetenschappelijk
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Neutral Atoms in Tweezer Arrays for Hybrid Rydberg Quantum Computing
Guo, C. (Spreker), Venderbosch, M. L. (Deelnemer), van Herk, R. A. H. (Deelnemer), del Pozo Mellado, J. (Deelnemer), Teunissen, R. (Deelnemer), Lous, R. (Deelnemer), Vredenbregt, E. J. D. (Deelnemer) & Kokkelmans, S. J. J. M. F. (Deelnemer)
29 feb. 2024Activiteit: Types gesprekken of presentaties › Aangemelde presentatie › Wetenschappelijk
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Neutral atoms in tweezer arrays for hybrid Rydberg quantum computing
Guo, Z. (Spreker), Janse van Rensburg, D. (Deelnemer), van Herk, R. A. H. (Deelnemer), Venderbosch, M. L. (Deelnemer), Knottnerus, I. (Deelnemer), Urech, A. (Deelnemer), Tseng, Y.-C. (Deelnemer), de Keijzer, R. J. P. T. (Deelnemer), Mohan, M. (Deelnemer), Postema, J. (Deelnemer), Spreeuw, R. (Deelnemer), Schreck, F. (Deelnemer), Lous, R. (Deelnemer), Vredenbregt, E. J. D. (Deelnemer) & Kokkelmans, S. J. J. M. F. (Deelnemer)
jun. 2023Activiteit: Types gesprekken of presentaties › Aangemelde presentatie › Wetenschappelijk
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TOWARDS A HIGH RESOLUTION RB+ FIB
Vredenbregt, E. J. D. (Spreker)
19 jun. 2017 → 22 jun. 2017Activiteit: Types gesprekken of presentaties › Aangemelde presentatie › Wetenschappelijk
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workshop Postmobility Experience Sharing
Vredenbregt, E. (Uitgenodigde spreker)
12 sep. 2016Activiteit: Types gesprekken of presentaties › Genodigd spreker › Wetenschappelijk
Cursussen
Impacts
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Ultracold ion beams
Vredenbregt, E. J. D. (Onderzoeker) & Sanders, R. (Content manager)
Impact: Research Topic/Theme (at group level)
Bestand
Scriptie
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Intramultiplet mixing voor Ne**(2p53p) + He-botsingen : semiklassieke beschrijving van orientatie-effecten
Vredenbregt, E. J. D. (Auteur), Beijerinck, H. C. W. (Afstudeerdocent 1), Manders, M. P. I. (Afstudeerdocent 2) & Verhaar, B. J. (Afstudeerdocent 2), 31 mei 1986Scriptie/Masterproef: Master
Bestand