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X‑ray Photoelectron...
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Silva, Jose LuisUppsala universitet,Materialteori,Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden
(författare)
X‑ray Photoelectron Fingerprints of High-Valence Ruthenium−Oxo Complexes along the Oxidation Reaction Pathway in an Aqueous Environment
- Artikel/kapitelEngelska2019
Förlag, utgivningsår, omfång ...
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2019-11-20
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American Chemical Society (ACS),2019
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printrdacarrier
Nummerbeteckningar
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LIBRIS-ID:oai:DiVA.org:kau-80972
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https://urn.kb.se/resolve?urn=urn:nbn:se:kau:diva-80972URI
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https://doi.org/10.1021/acs.jpclett.9b02756DOI
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https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-398067URI
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https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-189706URI
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Språk:engelska
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Sammanfattning på:engelska
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Ämneskategori:art swepub-publicationtype
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Recent advances in operando-synchrotron-based X-ray techniques are making it possible to address fundamental questions related to complex proton-coupled electron transfer reactions, for instance, the electrocatalytic water splitting process. However, it is still a grand challenge to assess the ability of the different techniques to characterize the relevant intermediates, with minimal interference on the reaction mechanism. To this end, we have developed a novel methodology employing X-ray photoelectron spectroscopy (XPS) in connection with the liquid-jet approach to probe the electrochemical properties of a model electrocatalyst, [RuII(bpy)2(py)-(OH2)]2+, in an aqueous environment. There is a unique fingerprint of the extremely important higher-valence ruthenium−oxo species in the XPS spectra along the oxidation reaction pathway. Furthermore, a sequential method combining quantum mechanics and molecular mechanics is used to illuminate the underlying physical chemistry of such systems. This study provides the basis for the future development of in-operando XPS techniques for water oxidation reactions.
Ämnesord och genrebeteckningar
Biuppslag (personer, institutioner, konferenser, titlar ...)
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Unger, IsaakUppsala universitet,Molekyl- och kondenserade materiens fysik,Molecular and Condensed Matter Physics Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)isaun416
(författare)
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Matias, Tiago A.Department of Fundamental Chemistry, Institute of Chemistry, University of Sã o Paulo, Av. Lineu Prestes 748, Cidade Universitária, Butanta, Sao Paulo, Brazil
(författare)
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Franco, Leandro R.Instituto de Física, Universidade de São Paulo, Cidade Universitária, São Paulo, SP, Brazil
(författare)
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Damas, GianeUppsala universitet,Materialteori,Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)giada354
(författare)
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Costa, Luciano T.Fluminense Federal University, BRA,Instituto de Química, Departamento de Físico-química, Universidade Federal Fluminense, Outeiro de São Joã o Batista Niterói, RJ, Brazil
(författare)
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Toledo, Kalil C. FDepartment of Fundamental Chemistry, Institute of Chemistry, University of Sã o Paulo, Av. Lineu Prestes 748, Cidade Universitária, Butanta, Sao Paulo, Brazil,Instituto de Física, Universidade de São Paulo, Cidade Universitária, São Paulo, SP, Brazil
(författare)
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Rocha, Tulio C. R.Brazilian Center Research Energy & Mathematic CNPEM, BRA,Brazilian Synchrotron Light Laboratory (LNLS), Brazilian Center for Research on Energy and Materials (CNPEM), Campinas, SP, Brazil
(författare)
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de Brito, Arnaldo N.University Estadual Campinas, BRA,Institute of Physics “Gleb Wataghin”, University of Campinas, Campinas, SP, Brazil
(författare)
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Saak, Clara-MagdalenaUppsala universitet,Molekyl- och kondenserade materiens fysik,Molecular and Condensed Matter Physics Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)clasa754
(författare)
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Coutinho, KalineUniversity Sao Paulo, BRA
(författare)
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Araki, KoitiUniversity Sao Paulo, BRA,Department of Fundamental Chemistry, Institute of Chemistry, University of São Paulo, Cidade Universitária, Butanta, Sao Paulo, Brazil
(författare)
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Björneholm, OlleUppsala universitet,Molekyl- och kondenserade materiens fysik,Molecular and Condensed Matter Physics Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)ollebjor
(författare)
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Brena, BarbaraUppsala universitet,Materialteori,Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)bbr15304
(författare)
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Araujo, Carlos MoysesUppsala universitet,Materialteori,Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Uppsala, Sweden(Swepub:uu)camar637
(författare)
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Uppsala universitetMaterialteori
(creator_code:org_t)
Sammanhörande titlar
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Ingår i:The Journal of Physical Chemistry Letters: American Chemical Society (ACS)10:24, s. 7636-76431948-7185
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Silva, Jose Luis
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Unger, Isaak
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Matias, Tiago A.
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Franco, Leandro ...
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Damas, Giane
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Costa, Luciano T ...
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visa fler...
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Toledo, Kalil C. ...
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Rocha, Tulio C. ...
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de Brito, Arnald ...
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Saak, Clara-Magd ...
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Coutinho, Kaline
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Araki, Koiti
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Björneholm, Olle
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Brena, Barbara
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Araujo, Carlos M ...
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