Search Results - "Ermete Antolini"

Photo-assisted methanol oxidation on Pt-TiO2 catalysts for direct methanol fuel cells: A short review by Antolini, Ermete

“…[Display omitted] •Pt/TiO2 activity for methanol oxidation under illumination higher than in dark conditions.•Synergic effect of TiO2 and Pt catalysts in…”
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Alloy vs. intermetallic compounds: Effect of the ordering on the electrocatalytic activity for oxygen reduction and the stability of low temperature fuel cell catalysts by Antolini, Ermete

“…[Display omitted] •Survey of ordered A3M, AM3 and AM (A=Pt,Pd) catalyst ORR activity and stability.•Specific activity of ordered catalysts always higher than…”
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Iridium As Catalyst and Cocatalyst for Oxygen Evolution/Reduction in Acidic Polymer Electrolyte Membrane Electrolyzers and Fuel Cells by Antolini, Ermete

“…Among noble metal electrocatalysts, only iridium presents high activity for both the oxygen reduction reaction (ORR) in acid medium, in the oxide form, and the…”
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Structural parameters of supported fuel cell catalysts: The effect of particle size, inter-particle distance and metal loading on catalytic activity and fuel cell performance by Antolini, Ermete

“…[Display omitted] •Link between metal particle size, inter-particle distance and metal loading.•ORR specific activity increase with increasing particle size up…”
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Graphene as a new carbon support for low-temperature fuel cell catalysts by Antolini, Ermete

“…[Display omitted] ▸ Using graphene sheets as a support very low metal particle size can be obtained. ▸ The activity for methanol oxidation of Me/GNS is higher…”
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Carbon supports for low-temperature fuel cell catalysts by Antolini, Ermete

“…To increase their electrochemically active surface area, catalysts supported on high surface area materials, commonly carbons, are widely used in…”
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Nitrogen-doped carbons by sustainable N- and C-containing natural resources as nonprecious catalysts and catalyst supports for low temperature fuel cells by Antolini, Ermete

“…Nitrogen-doped carbon materials represent a significant part in the field of energy conversion and storage technologies such as proton exchange membrane fuel…”
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Glycerol Electro-Oxidation in Alkaline Media and Alkaline Direct Glycerol Fuel Cells by Ermete Antolini

“…The low price, highly active triol structure, high volumetric energy density, simple storage and environment-friendly properties make glycerol a promising fuel…”
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Pt-Ni and Pt-M-Ni (M = Ru, Sn) Anode Catalysts for Low-Temperature Acidic Direct Alcohol Fuel Cells: A Review by Antolini, Ermete

“…In view of a possible use as anode materials in acidic direct alcohol fuel cells, the electro-catalytic activity of Pt-Ni and Pt-M-Ni (M = Ru, Sn) catalysts…”
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The stability of molten carbonate fuel cell electrodes: A review of recent improvements by Antolini, Ermete

“…► Methods to increase the stability of NiO cathodes for molten carbonate fuel cells (MCFCs). ► Addition of La 2O 3 to the electrolyte or to the cathode reduces…”
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Composite materials: An emerging class of fuel cell catalyst supports by Antolini, Ermete

“…[Display omitted] ▶ Hybrid materials possess the properties of each component, and even presenting a synergistic effect. ▶ Hybrid polymer-carbon supports…”
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Molten Metals and Molten Carbonates in Solid Oxide Direct Carbon Fuel Cell Anode Chamber: Liquid Metal Anode and Hybrid Direct Carbon Fuel Cells by Ermete Antolini

“…To enhance the contact between the electrolyte (source of O2−) and the carbon fuel in solid oxide–direct carbon fuel cells (SO-DCFCs), molten metals and molten…”
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The problem of Ru dissolution from Pt–Ru catalysts during fuel cell operation: analysis and solutions by Antolini, Ermete

“…Platinum–ruthenium catalysts are widely used as anode materials in polymer electrolyte fuel cells (PEMFCs) operating with reformate gas and in direct methanol…”
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Formation of carbon-supported PtM alloys for low temperature fuel cells: a review by Antolini, Ermete

“…Platinum metal alloys are widely used in low temperature fuel cells. Carbon-supported PtRu alloys are generally used as catalyst in direct methanol fuel cell…”
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The renaissance of unsupported nanostructured catalysts for low-temperature fuel cells: from the size to the shape of metal nanostructures by Antolini, Ermete, Perez, Joelma

“…A resurgence of interest in unsupported catalysts, commonly nanostructured Pt or Pt-based catalysts, for use in low-temperature fuel cells has occurred in…”
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Iridium Application in Low‐Temperature Acidic Fuel Cells: Pt‐Free Ir‐Based Catalysts or Second/Third Promoting Metal in Pt‐Based Catalysts? by Antolini, Ermete

“…Pt and Ir have similar properties, that is, same period and block (6d) of the periodic table, same fcc crystal structure, similar mass and atomic size. The…”
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Particle size effect for ethanol electro-oxidation on Pt/C catalysts in half-cell and in a single direct ethanol fuel cell by Perez, Joelma, Paganin, Valdecir A., Antolini, Ermete

“…► A particle size effect for ethanol oxidation reaction (EOR) on Pt/C was observed. ► A maximum for both the EOR mass activity and specificy activity was found…”
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Effect of temperature on the mechanism of ethanol oxidation on carbon supported Pt, PtRu and Pt3Sn electrocatalysts by COLMATI, Flavio, ANTOLINI, Ermete, GONZALEZ, Ernesto R

“…The electrochemical oxidation of ethanol on carbon supported Pt, PtRu and Pt3Sn catalysts was studied in acid solutions at room temperature and in direct…”
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Conversion of nitrogen to ammonia using a Cu/C electrocatalyst in a polymeric electrolyte reactor by Maia, Victoria A., Santos, Camila M.G., Azeredo, Nathália F.B., Zambiazi, Priscilla J., Antolini, Ermete, Neto, Almir O., de Souza, Rodrigo F.B.

“…•Nitrogen reduction reaction in a polymeric electrolyte reactor to obtain ammonia.•Use of a fuel cell reactor to store hydrogen in the form of…”
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Effect of CeO2 Presence on the Electronic Structure and the Activity for Ethanol Oxidation of Carbon Supported Pt by Seiti Inoue Venturini, Ermete Antolini, Joelma Perez

“…Pt/CeO2/C electrocatalysts in different compositions were prepared and their structural characteristics and activities for ethanol oxidation in alkaline media…”
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