Search Results - "Wootsch, Attila"

Roles of Subsurface Carbon and Hydrogen in Palladium-Catalyzed Alkyne Hydrogenation by Teschner, Detre, Borsodi, János, Wootsch, Attila, Révay, Zsolt, Hävecker, Michael, Knop-Gericke, Axel, Jackson, S. David, Schlögl, Robert

“…Alkynes can be selectively hydrogenated into alkenes on solid palladium catalysts. This process requires a strong modification of the near-surface region of…”
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Surface Water-Assisted Preferential CO Oxidation on Pt/CeO2 Catalyst by Pozdnyakova-Tellinger, Olga, Teschner, Detre, Kröhnert, Jutta, Jentoft, Friederike C., Knop-Gericke, Axel, Schlögl, Robert, Wootsch, Attila

“…The production of clean hydrogen is a key requirement for a future hydrogen economy, in general, and, specifically, for the application of proton exchange…”
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Carbon accumulation, deactivation and reactivation of Pt catalysts upon exposure to hydrocarbons by Paál, Zoltán, Wootsch, Attila, Schlögl, Robert, Wild, Ute

“…The formation and catalytic effect of carbonaceous deposits was studied on monofunctional Pt catalysts: Pt black (PtN, i.e., reduced with hydrazine), Pt/SiO 2…”
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Reactions of n-alkanes on and removal of carbonaceous residues from Pt catalysts by Matusek, Károly, Wootsch, Attila, Zimmer, Helga, Paál, Zoltán

“…Pt-black, 6% Pt/SiO 2 and a 0.6% industrial Pt/A1 2O 3 catalysts were compared in reactions of n-nonane. The main products were olefins and fragments. Of the…”
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Preferential oxidation of carbon monoxide in the presence of hydrogen (PROX) over ceria–zirconia and alumina-supported Pt catalysts by Wootsch, Attila, Descorme, Claude, Duprez, Daniel

“…One crucial requirement for the operation of proton exchange membrane fuel cells (PEMFC) is to feed carbon monoxide free hydrogen to the anode. This need can…”
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Alkyne hydrogenation over Pd catalysts: A new paradigm by Teschner, Detre, Vass, Elaine, Hävecker, Michael, Zafeiratos, Spiros, Schnörch, Péter, Sauer, Hermann, Knop-Gericke, Axel, Schlögl, Robert, Chamam, Mounir, Wootsch, Attila, Canning, Arran S., Gamman, Jonathan J., Jackson, S. David, McGregor, James, Gladden, Lynn F.

“…The hydrogenation of 1-pentyne over various palladium catalysts was studied under various conditions. In the regime of selective hydrogenation, as observed by…”
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Carbon monoxide oxidation over well-defined Pt/ZrO 2 model catalysts: Bridging the material gap by Wootsch, Attila, Descorme, Claude, Rousselet, Sophie, Duprez, Daniel, Templier, Claude

“…Four different Pt/ZrO 2/(C/)SiO 2 model catalysts were prepared by electron beam evaporation. The morphology of these samples was examined before and after the…”
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Promising PtIr, catalysts for hydrocarbon transformation: Comparison of different preparation methods by Poupin, Christophe, Pirault-Roy, Laurence, Fontaine, Camille La, Tóth, Lajos, Chamam, Mounir, Wootsch, Attila, Paál, Zoltán

“…PtIr/Al 2O 3 catalysts were prepared adding Ir by successive impregnation (SI) or by organometallic grafting (OG). The OG catalyst (with PtIr active sites) was…”
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In Situ Determination of Hydrogen Inside a Catalytic Reactor Using Prompt γ Activation Analysis by Révay, Zsolt, Belgya, Tamás, Szentmiklósi, László, Kis, Zoltán, Wootsch, Attila, Teschner, Detre, Swoboda, Manfred, Schlögl, Robert, Borsodi, János, Zepernick, Roger

“…Prompt γ activation analysis (PGAA) has been further developed to analyze reacting components inside a chemical reactor. The new method, in situ PGAA, was used…”
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Carbon monoxide oxidation over well-defined Pt/ZrO2 model catalysts: Bridging the material gap by Wootsch, Attila, Descorme, Claude, Rousselet, Sophie, Duprez, Daniel, Templier, Claude

“…Four different Pt/ZrO2/(C/)SiO2 model catalysts were prepared by electron beam evaporation. The morphology of these samples was examined before and after the…”
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Reactions of n-Hexane on Pt Catalysts: Reaction Mechanism as Revealed by Hydrogen Pressure and Compensation Effect by Wootsch, Attila, Paál, Zoltán

“…The reactions of n-hexane + hydrogen have been studied using two Pt black catalysts of different preparation (Pt–N, reduced by hydrazine; Pt–HCHO, reduced by…”
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Characterization and catalytic properties of Rh-Sn/Al2O3 catalyst prepared by organometallic grafting by CHAMAM, Mounir, LAZAR, Karoly, PIRAULT-ROY, Laurence, BOGHIAN, Irina, PAAL, Zoltan, WOOTSCH, Attila

“…Sn was added to a 1% Rh/Al2O3 catalyst (D=75%) by controlled surface reaction of Sn(n-C4H9)4 in amounts corresponding nominally to 1/4, 1/2, 1 and 2…”
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Methylcyclopentane transformation on Ge–Rh bimetallic catalysts prepared by organometallic grafting by Chamam, Mounir, Wootsch, Attila, Pirault-Roy, Laurence, Boghian, Irina, Paál, Zoltán

“…Ge–Rh/Al 2O 3 catalysts were prepared by organometallic grafting, with nominal Ge loadings of 1/8, 1/4, 1/2 and 1 monolayer and actual loading of 300, 600,…”
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In Situ Determination of Hydrogen Inside a Catalytic Reactor Using Prompt [gamma] Activation Analysis by Revay, Zsolt, Belgya, Tama, Szentmiklosi, Laszlo, Kis, Zoltan, Wootsch, Attila, Teschner, Detre, Swoboda, Manfred, Schlogl, Robert, Borsodi, Janos, Zepernick, Roger

“…Prompt ... activation analysis (PGAA) has been thither developed to analyze reacting components inside a chemical reactor. The new method, in situ PGAA, was…”
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Characterization and catalytic study of PtGe/Al2O3 catalysts prepared by organometallic grafting by WOOTSCH, A, PAAL, Z, GYORFFY, N, ELLO, S, BOGHIAN, I, LEVERD, J, PIRAULTROY, L

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Reactions of methylcyclopentane on Rh–Pt catalyst prepared by underpotential deposition of Rh on Pt/SiO2 by Győrffy, Nóra, Wootsch, Attila, Szabó, Sándor, Bakos, István, Tóth, Lajos, Paál, Zoltán

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Characterization and catalytic study of Pt-Ge/Al2O3 catalysts prepared by organometallic grafting by WOOTSCH, Attila, PAAL, Zoltan, GYORFFY, Nora, ELLO, Serge, BOGHIAN, Irina, LEVERD, Julie, PIRAULT-ROY, Laurence

“…Ge was added to 1% Pt/Al2 O3 catalyst by controlled surface reaction of Ge(n-C4 H9 )4 in amounts corresponding nominally to 1/12, 1/8, 1/2, 1, or 2 monolayers…”
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Characterization and catalytic properties of Rh–Sn/Al 2O 3 catalyst prepared by organometallic grafting by Chamam, Mounir, Lázár, Károly, Pirault-Roy, Laurence, Boghian, Irina, Paál, Zoltán, Wootsch, Attila

“…Three different phases were found on bimetallic Rh–Sn/Al 2O 3 catalysts: SnO 2, Rh 2Sn and RhSn 4 alloys. Neither RhSn 4 nor Rh 2Sn was active in MCP…”
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Surface Water-Assisted Preferential CO Oxidation on Pt/CeO 2 Catalyst by Pozdnyakova-Tellinger, Olga, Teschner, Detre, Kröhnert, Jutta, Jentoft, Friederike C., Knop-Gericke, Axel, Schlögl, Robert, Wootsch, Attila

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n-Hexane Reactions on EUROPT-1 at Different Hydrogen Pressures: The Possibility of Calculating Kinetic Parameters by Wootsch, Attila, Paál, Zoltán

“…Skeletal reactions of n-hexane on 6.3% Pt/SiO2 (EUROPT-1) have been studied as a function of hydrogen pressure between 483 and 633 K. Turnover frequencies were…”
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