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Size and cluster effects on the electron relaxation dynamics in plasmonic gold nanoparticles
Department of Chemical Sciences, University of Catania, Catania, Italy.
Umeå University, Faculty of Science and Technology, Department of Physics.ORCID iD: 0000-0002-0839-4556
Umeå University, Faculty of Science and Technology, Department of Physics.ORCID iD: 0000-0003-0992-9871
Umeå University, Faculty of Science and Technology, Department of Physics.ORCID iD: 0000-0002-3881-6764
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2025 (English)In: 2025 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2025, Institute of Electrical and Electronics Engineers (IEEE), 2025Conference paper, Published paper (Refereed)
Abstract [en]

We study ultrafast charge dynamics in plasmonic gold nanoparticles with different sizes. Pump-probe experiments, supported by numerical simulations based on the two-temperature model, reveal cluster-enhanced electron relaxation time with increasing particle size.

Place, publisher, year, edition, pages
Institute of Electrical and Electronics Engineers (IEEE), 2025.
National Category
Atom and Molecular Physics and Optics
Identifiers
URN: urn:nbn:se:umu:diva-244589DOI: 10.1109/CLEO/EUROPE-EQEC65582.2025.11109439Scopus ID: 2-s2.0-105016191272ISBN: 9798331512521 (electronic)OAI: oai:DiVA.org:umu-244589DiVA, id: diva2:2005560
Conference
2025 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2025, Munich, Germany, 23-27 June, 2025.
Available from: 2025-10-10 Created: 2025-10-10 Last updated: 2025-10-10Bibliographically approved

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Tapani, TlekHenriksson, NilsBoulanger, NicolasCanto-Aguilar, Esdras J.Zäll, ErikMaccaferri, Nicolò

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Tapani, TlekHenriksson, NilsBoulanger, NicolasCanto-Aguilar, Esdras J.Zäll, ErikMaccaferri, Nicolò
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Atom and Molecular Physics and Optics

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