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Observation of Mult...
Observation of Multi-Directional Energy Transfer in a Hybrid Plasmonic–Excitonic Nanostructure
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- Pincelli, Tommaso (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Institut für Optik und Atomare Physik, Technische Universität Berlin, Straße des 17. Juni 135, 10623, Berlin, Germany, Straße des 17. Juni 135
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- Vasileiadis, Thomas (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Faculty of Physics, Adam Mickiewicz University, Uniwersytetu Poznanskiego 2, Poznan, 61-614, Poland, Uniwersytetu Poznanskiego 2
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- Dong, Shuo (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Beaulieu, Samuel (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Université de Bordeaux - CNRS - CEA, CELIA, UMR5107, Talence, F33405, France, CELIA, UMR5107
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- Dendzik, Maciej (författare)
- KTH,Material- och nanofysik,Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Zahn, Daniela (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Lee, Sang Eun (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Seiler, Hélène (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Freie Universität Berlin, Arnimallee 14, 14195, Berlin, Germany, Arnimallee 14
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- Qi, Yingpeng (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Center for Ultrafast Science and Technology, School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai, 200240, China
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- Xian, R. Patrick (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Department of Statistical Sciences, University of Toronto, 700 University Avenue, Toronto, M5G 1Z5, Canada, 700 University Avenue
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- Maklar, Julian (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Coy, Emerson (författare)
- NanoBioMedical Centre, Adam Mickiewicz University, ul. Wszechnicy Piastowskiej 3, Poznań, PL 61614, Poland, ul. Wszechnicy Piastowskiej 3
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- Mueller, Niclas S. (författare)
- Freie Universität Berlin, Arnimallee 14, 14195, Berlin, Germany, Arnimallee 14; NanoPhotonics Centre, Cavendish Laboratory, Department of Physics, University of Cambridge, JJ Thomson Avenue, Cambridge, CB30HE, UK, JJ Thomson Avenue
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- Okamura, Yu (författare)
- Freie Universität Berlin, Arnimallee 14, 14195, Berlin, Germany, Arnimallee 14
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- Reich, Stephanie (författare)
- Freie Universität Berlin, Arnimallee 14, 14195, Berlin, Germany, Arnimallee 14
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- Wolf, Martin (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Rettig, Laurenz (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6
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- Ernstorfer, Ralph (författare)
- Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Institut für Optik und Atomare Physik, Technische Universität Berlin, Straße des 17. Juni 135, 10623, Berlin, Germany, Straße des 17. Juni 135
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Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Institut für Optik und Atomare Physik, Technische Universität Berlin, Straße des 17 Juni 135, 10623, Berlin, Germany, Straße des 17. Juni 135 Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, 14195, Berlin, Germany, Faradayweg 4-6; Faculty of Physics, Adam Mickiewicz University, Uniwersytetu Poznanskiego 2, Poznan, 61-614, Poland, Uniwersytetu Poznanskiego 2 (creator_code:org_t)
- 2023-01-02
- 2023
- Engelska.
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Ingår i: Advanced Materials. - : Wiley. - 0935-9648 .- 1521-4095. ; 35:9
- Relaterad länk:
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https://doi.org/10.1...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Hybrid plasmonic devices involve a nanostructured metal supporting localized surface plasmons to amplify light–matter interaction, and a non-plasmonic material to functionalize charge excitations. Application-relevant epitaxial heterostructures, however, give rise to ballistic ultrafast dynamics that challenge the conventional semiclassical understanding of unidirectional nanometal-to-substrate energy transfer. Epitaxial Au nanoislands are studied on WSe2 with time- and angle-resolved photoemission spectroscopy and femtosecond electron diffraction: this combination of techniques resolves material, energy, and momentum of charge-carriers and phonons excited in the heterostructure. A strong non-linear plasmon–exciton interaction that transfers the energy of sub-bandgap photons very efficiently to the semiconductor is observed, leaving the metal cold until non-radiative exciton recombination heats the nanoparticles on hundreds of femtoseconds timescales. The results resolve a multi-directional energy exchange on timescales shorter than the electronic thermalization of the nanometal. Electron–phonon coupling and diffusive charge-transfer determine the subsequent energy flow. This complex dynamics opens perspectives for optoelectronic and photocatalytic applications, while providing a constraining experimental testbed for state-of-the-art modelling.
Ämnesord
- NATURVETENSKAP -- Fysik -- Atom- och molekylfysik och optik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Atom and Molecular Physics and Optics (hsv//eng)
- NATURVETENSKAP -- Fysik -- Den kondenserade materiens fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Condensed Matter Physics (hsv//eng)
Nyckelord
- 2D semiconductors
- femtosecond electron diffraction
- hybrid plasmonics
- interfacial charge transfer
- light–matter interactions
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Pincelli, Tommas ...
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Vasileiadis, Tho ...
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Dong, Shuo
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Beaulieu, Samuel
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Dendzik, Maciej
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Zahn, Daniela
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visa fler...
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Lee, Sang Eun
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Seiler, Hélène
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Qi, Yingpeng
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Xian, R. Patrick
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Maklar, Julian
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Coy, Emerson
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Mueller, Niclas ...
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Okamura, Yu
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Reich, Stephanie
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Wolf, Martin
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Rettig, Laurenz
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Ernstorfer, Ralp ...
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