Prussian-blue-modified reduced-graphene-oxide as active support for Pt nanoparticles during oxygen electroreduction in acid medium

Autor: Leszek Stobinski, Artur Małolepszy, Sylwia Zoladek, Iwona A. Rutkowska, Pawel J. Kulesza, Vito Di Noto, Jerzy Żak, Beata Dembinska, Enrico Negro, Barbara Zakrzewska, Krzysztof Miecznikowski

Platinum nanoparticles have been deposited onto hybrid carriers composed of iron hexacyanoferrate (Prussian Blue) pretreated or functionalized reduced graphene oxide (rGO), and the resulting system’s electrocatalytic activity has been investigated

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ac2d9cb040639d35b1f05787a12bae2a
http://hdl.handle.net/11577/3369062

Ammonia modified graphene oxide – Gold nanoparticles composite as a substrate for surface enhanced Raman spectroscopy

Autor: Maciej T. Gorzkowski, Adam Lewera, Mateusz Kasztelan, Barbara Palys, Anna Słoniewska, Sylwia Zoladek

Publikováno v: Applied Surface Science. 554:149060

Simple treatment of graphene oxide (GO) with ammonia solution at room temperature changes its chemical composition as revealed by infrared, Raman and X-ray photoelectron spectroscopy results. Both - pristine GO and GO modified with ammonia solution (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::31b78e0c4b1c374b916414de4cfd1bb9
https://doi.org/10.1016/j.apsusc.2021.149060

Enhancement of oxygen reduction at Co-porphyrin catalyst by supporting onto hybrid multi-layered film of polypyrrole and polyoxometalate-modified gold nanoparticles

Autor: Sylwia Zoladek, K. Skorupska, Iwona A. Rutkowska, Pawel J. Kulesza, Magdalena Blicharska

Publikováno v: Journal of Solid State Electrochemistry. 20:1199-1208

Three-dimensional multi-layered films (on glassy carbon) composed of networks of polyoxometallate (PMo12O40 3−)-modified gold nanoparticles linked together through the alternately deposited ultra-thin layers of polypyrrole have served as active sup

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eee451bd558490d44ebb3fd6138e98dd
https://doi.org/10.1007/s10008-016-3135-5

Towards 'Pt-free' Anion-Exchange Membrane Fuel Cells: Fe-Sn Carbon Nitride-Graphene 'Core-Shell' Electrocatalysts for the Oxygen Reduction Reaction

Autor: Vito Di Noto, Francesco Bonaccorso, Vittorio Pellegrini, Pawel J. Kulesza, Keti Vezzù, Graeme Nawn, Iwona A. Rutkowska, Federico Bertasi, Antoine Bach Delpeuch, Alberto Ansaldo, Magdalena Skunik-Nuckowska, Enrico Negro, Beata Dembinska, Sylwia Zoladek, Krzysztof Miecznikowski

Publikováno v: Chemistry of Materials
Chemistry of materials (Online) 30 (2018): 2651–2659. doi:10.1021/acs.chemmater.7b05323
info:cnr-pdr/source/autori:Negro E.; Bach Delpeuch A.; Vezzu K.; Nawn G.; Bertasi F.; Ansaldo A.; Pellegrini V.; Dembinska B.; Zoladek S.; Miecznikowski K.; Rutkowska I.A.; Skunik-Nuckowska M.; Kulesza P.J.; Bonaccorso F.; Di Noto V./titolo:Toward Pt-Free Anion-Exchange Membrane Fuel Cells: Fe-Sn Carbon Nitride-Graphene Core-Shell Electrocatalysts for the Oxygen Reduction Reaction/doi:10.1021%2Facs.chemmater.7b05323/rivista:Chemistry of materials (Online)/anno:2018/pagina_da:2651/pagina_a:2659/intervallo_pagine:2651–2659/volume:30

We report on the development of two new Pt-free electrocatalysts (ECs) for the oxygen reduction reaction (ORR) process based on graphene nanoplatelets (GNPs). We designed the ECs with a core-shell morphology, where a GNP core support is covered by a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::24f431a8454d358fb33fd15ff3c143b4
http://arxiv.org/abs/1805.03119

Polyoxometallate-assisted integration of nanostructures of Au and ZrO 2 to form supports for electrocatalytic PtRu nanoparticles: enhancement of their activity toward oxidation of ethanol

Autor: Sylwia Zoladek, Pawel J. Kulesza, Iwona A. Rutkowska

Publikováno v: Electrochimica Acta. 162:215-223

Heteropolymolybdate (PMo 12 O 40 3− ) modified gold nanocarriers (diameters, ca. 30–40 nm) were integrated with ZrO 2 nanostructures (sizes, ca. 15–20 nm) to form hybrid supports (on glassy carbon electrodes) for bimetallic platinum-ruthenium (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c273f56371428f7fd11f116940cf5160
https://doi.org/10.1016/j.electacta.2014.12.098