Výsledky vyhledávání - "Elena R. Savinova"

Recent Advances in the Understanding of Nickel-Based Catalysts for the Oxidation of Hydrogen-Containing Fuels in Alkaline Media

Autor: Marian Chatenet, Elena R. Savinova, Antoine Bonnefont, Guillaume Braesch, Alexandr G. Oshchepkov

Publikováno v: ACS Catalysis
ACS Catalysis, American Chemical Society, 2020, 10 (13), pp.7043-7068. ⟨10.1021/acscatal.0c00101⟩

Nickel is a very abundant transition metal in the Earth’s crust, and it finds numerous applications in electrochemical processes where metallic Ni or its oxides are thermodynamically stable, partic...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0127f6afb444d67de5b9b2d7870263e0
https://doi.org/10.1021/acscatal.0c00101

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Direct borohydride fuel cells: A selected review of their reaction mechanisms, electrocatalysts, and influence of operating parameters on their performance

Autor: Antoine Bonnefont, Elena R. Savinova, Marian Chatenet, Alexandr G. Oshchepkov, Gaël Maranzana

Publikováno v: Current Opinion in Electrochemistry
Current Opinion in Electrochemistry, Elsevier, 2022, 32, pp.100883. ⟨10.1016/j.coelec.2021.100883⟩

International audience; Direct borohydride fuel cells (DBFC) oxidize an easily-stored energy-dense borohydride fuel (sodium borohydride: NaBH4), that in theory reacts ca. 400 mV below H2 and produce 8 electrons per BH4anion. However, the borohydride

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b66223d2f9bfb5c69fe277e3c23d9b48
https://hal.univ-grenoble-alpes.fr/hal-03494479

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Insights into the borohydride electrooxidation reaction on metallic nickel from operando FTIRS, on-line DEMS and DFT

Autor: Gholamreza Rostamikia, Elena R. Savinova, Marian Chatenet, Antoine Bonnefont, Alexandr G. Oshchepkov, Michael J. Janik, Guillaume Braesch

Publikováno v: Electrochimica Acta
Electrochimica Acta, Elsevier, 2021, 389, pp.138721. ⟨10.1016/j.electacta.2021.138721⟩

International audience; Direct Borohydride Fuel Cells (DBFCs) are considered as promising power sources for portable and mobile applications. Their advantages are high theoretical energy density, and high theoretical cell voltage. Metallic Ni has rec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd9e25d9fdd3dceefd23b3f6d7e3b1ce
https://hal.archives-ouvertes.fr/hal-03515888

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Conductive additives for oxide-based OER catalysts: A comparative RRDE study of carbon and silver in alkaline medium

Autor: Ivan S. Filimonenkov, Galina A. Tsirlina, Elena R. Savinova

Publikováno v: Electrochimica Acta. 319:227-236

The objective of this work is to explore whether carbon materials, which are usually utilized as additives for improving the electronic conductivity of oxide-based oxygen evolution reaction (OER) catalysts, could be replaced by silver nanoparticles.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8a99f3e4d844c29f4bf7e96f07331e5d
https://doi.org/10.1016/j.electacta.2019.06.154

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Nickel Metal Nanoparticles as Anode Electrocatalysts for Highly Efficient Direct Borohydride Fuel Cells

Autor: Gholamreza Rostamikia, Vasiliki Papaefthimiou, Alexandr G. Oshchepkov, Marian Chatenet, Michael J. Janik, Gaël Maranzana, Guillaume Braesch, Elena R. Savinova, Salem Ould-Amara, Antoine Bonnefont

Publikováno v: ACS Catalysis
ACS Catalysis, American Chemical Society, 2019, 9 (9), pp.8520-8528. ⟨10.1021/acscatal.9b01616⟩

Developing cost-effective electrocatalysts for the multielectron borohydride oxidation reaction (BOR) is mandatory to deploy direct borohydride fuel cell (DBFC) systems to power portable and mobile...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::83554bb07d5729ed1a447378a98aaa0a
https://doi.org/10.1021/acscatal.9b01616

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On the feasibility of bifunctional hydrogen oxidation on Ni and NiCu surfaces

Autor: S.A. Shermukhamedov, Antoine Bonnefont, Debora Salmazo, Alexandr G. Oshchepkov, Wolfgang Schmickler, Renat R. Nazmutdinov, Olga V. Cherstiouk, Elena R. Savinova, M.F. Juarez

Publikováno v: Electrochimica Acta. 305:452-458

Nickel is a promising alternative to noble metal catalysts for hydrogen electrocatalysis in alkaline membrane fuel cells and electrolyzers. To boost its electrocatalytic activity, it is often associated with other metals, like Cu. In this work, we co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::446f38e4d0a6ee5091ffbf4a138d6028
https://doi.org/10.1016/j.electacta.2019.03.030

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Challenges in the understanding oxygen reduction electrocatalysis on transition metal oxides

Autor: Anna S. Ryabova, Evgeny V. Antipov, Gwénaëlle Kéranguéven, Tiphaine Schott, Sergey Ya. Istomin, Antoine Bonnefont, Elena R. Savinova

Publikováno v: Current Opinion in Electrochemistry. 14:23-31

Transition metal oxides are attractive noble metal-free catalysts of the oxygen reduction for application at the cathode of alkaline membrane fuel cells or metal-air batteries. However, despite of a rapidly increasing number of publications devoted t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::25da761677c159011f395b76405acb40
https://doi.org/10.1016/j.coelec.2018.09.010

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