collaborators
Showing physics.chem-phShow all

10 papers · 1 filter

physics.chem-ph2018

Graphene-Supported Silver-Iron Carbon Nitride Derived from Thermal Decomposition of Silver Hexacyanoferrate as Effective Electrocatalyst for the Oxygen Reduction Reaction in Alkaline Media

Beata Dembinska, Kamila Brzozowska, Adam Szwed +4

Silver-iron carbon nitride has been obtained by pyrolysis (under inert atmosphere) of silver hexacyanoferrate(II), precipitated on graphene nanoplatelets, and examined as electroca…

physics.chem-ph2018

Development of nanostructured-graphene-supported silver nanoparticles as catalysts for electroreduction of oxygen in alkaline electrolyte

Sylwia Zoladek, Magdalena Blicharska, Agnieszka Anna Krata +6

Here we develop a class off face centred cubic structure of metallic silver nanocrystals, to enable high ORR activity process. Silver nanoparticles deposited within different carbo…

physics.chem-ph2018

Evaluation of reduced-graphene-oxide-supported gold nanoparticles as catalytic system for electroreduction of oxygen in alkaline electrolyte

Sylwia Zoladek, Iwona A. Rutkowska, Magdalena Blicharska +6

Chemically-reduced graphene-oxide-supported gold nanoparticles are considered here as catalytic materials for the reduction of oxygen in alkaline medium. Gold nanoparticles are pre…

physics.chem-ph2018

Reduced-Graphene-Oxide with Traces of Iridium or Gold as Active Support for Pt Catalyst at Low Loading during Oxygen Electroreduction

P. J. Kulesza, B. Dembinska, S. Zoladek +4

Chemically-reduced graphene-oxide-supported gold or iridium nanoparticles are considered here as active carriers for dispersed platinum with an ultimate goal of producing improved…

physics.chem-ph2018

Unravelling of the chemistry and the performance in the oxygen reduction reaction of carbon nitride-supported bimetallic electrocatalysts through X-ray photoelectron spectroscopy

Stefano Diodati, Enrico Negro, Keti Vezzu' Vito Di Noto +1

Five bimetallic electrocatalysts (ECs) including a carbon nitride (CN) support are synthesised through the pyrolysis of a solid precursor obtained through sol-gel and gel-plastic p…

physics.chem-ph2018

Oxygen reduction reaction electrocatalysts based on FeSn0.5 species embedded in hierarchical CN-graphene based supports

Enrico Negro, Angeloclaudio Nale, Keti Vezzu' +9

This work reports the synthesis, the physicochemical characterization and the electrochemical studies of new electrocatalysts (ECs) for the oxygen reduction reaction (ORR) that: (i…