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Listar por autor "Penkova, Anna Dimitrova"
Mostrando ítems 1-15 de 15
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Artículo
CO2 Conversion via Low-Temperature RWGS Enabled by Multicomponent Catalysts: Could Transition Metals Outperform Pt?
Torres Sempere, Guillermo; González Arias, Judith; Penkova, Anna Dimitrova; Santos Muñoz, José Luis; Bobadilla Baladrón, Luis Francisco; Odriozola Gordón, José Antonio; Pastor Pérez, Laura; Ramírez Reina, Tomás (Springer, 2024-02-26)In the context of CO2 valorisation, the reverse water–gas shift reaction (RWGS) is gathering momentum since it represents a ...
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Effect of Gold Particles Size over Au/C Catalyst Selectivity in HMF Oxidation Reaction
Megías Sayago, Cristina; Lolli, Alice; Bonincontro, Danilo; Penkova, Anna Dimitrova; Albonetti, Stefania; Cavani, Fabrizio; Odriozola Gordón, José Antonio; Ivanova, Svetlana (Wiley-Blackwell, 2020)A series of gold nanoparticles in the 4–40 nm range were prepared, immobilized on activated carbon and further tested, at ...
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Effect of noble metal addition over active Ru/TiO2 catalyst for CO selective methanation from H2 rich-streams
Bobadilla Baladrón, Luis Francisco; Muñoz Murillo, Ara; Gándara Loe, Jesús; Laguna Espitia, Óscar Hernando; Pérez Flórez, Alejandro; Martínez Tejada, Leidy Marcela; Penkova, Anna Dimitrova; Centeno Gallego, Miguel Ángel; Odriozola Gordón, José Antonio (Elsevier, 2022)Selective CO methanation from H2-rich stream has been regarded as a promising route for deep removal of low CO concentration ...
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Evidence of new Ni-O-K catalytic sites with superior stability for methane dry reforming
Azancot Luque, Lola de las Aguas; Blay, Vincent; Blay Roger, José Rubén; Bobadilla Baladrón, Luis Francisco; Penkova, Anna Dimitrova; Centeno Gallego, Miguel Ángel; Odriozola Gordón, José Antonio (Elsevier, 2022)Liquid fuels produced via Fischer-Tropsch synthesis from biomass-derived syngas constitute an attractive and sustainable ...
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Experimental Optimization of Ni/P Atomic Ratio for Nickel Phosphide Catalysts in Reverse Water-gas Shift
Hameed, Gul; Goksu, Ali; Merkouri, Loukia Pantzechroula; Penkova, Anna Dimitrova; Ramírez Reina, Tomás; Carrasco Ruiz, Sergio; Duyar, Melis Seher (Elsevier, 2023)Nickel phosphide catalysts show a high level of selectivity for the reverse water-gas shift (RWGS) reaction, inhibiting ...
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Gold catalyst recycling study in base-free glucose oxidation reaction
Megías Sayago, Cristina; Bobadilla Baladrón, Luis Francisco; Ivanova, Svetlana; Penkova, Anna Dimitrova; Centeno Gallego, Miguel Ángel; Odriozola Gordón, José Antonio (Elsevier, 2018)This work is devoted to the study of viability of immobilized gold colloids on carbon as catalysts for the base-free ...
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Gold Functionalized Supported Ionic Liquids Catalyst for CO Oxidation.
Ivanova, Svetlana; Bobadilla Baladrón, Luis Francisco; Penkova, Anna Dimitrova; Romero Sarria, Francisca; Odriozola Gordón, José Antonio (Multidisciplinary Digital Publishing Institute, 2011)The present study tries to give an insight to the combination of the homogeneous and heterogeneous catalytic properties ...
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Hydrogen production by methanol steam reforming on NiSn/MgO-Al 2O3 catalysts: The role of MgO addition
Penkova, Anna Dimitrova; Bobadilla Baladrón, Luis Francisco; Ivanova, Svetlana; Domínguez Leal, María Isabel; Romero Sarria, Francisca; Roger, Anne-Cécile; Centeno Gallego, Miguel Ángel; Odriozola Gordón, José Antonio (Elsevier, 2011)The effect of the magnesia loading on the surface structure and catalytic properties of NiSn/MgO-Al2O3 catalysts for ...
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Levulinic to succinic acid transformation over Ru based catalysts
Arriaga Arellano, Luis Alejandro; Álvarez Hernández, Débora; Domínguez Leal, María Isabel; Martínez Tejada, Marcela; Penkova, Anna Dimitrova; Ivanova, Svetlana; Centeno, Miguel Ángel (Elsevier, 2024-04)In this work ruthenium based catalysts are tested as catalytic systems for the selective oxidation of levulinic to succinic ...
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Multicomponent Au/Cu-ZnO-Al2O3 catalysts: Robust materials for clean hydrogen production
Santos Muñoz, José Luis; Ramírez Reina, Tomás; Ivanov, I.; Penkova, Anna Dimitrova; Ivanova, Svetlana; Tabakova, T.; Centeno Gallego, Miguel Ángel; Idakiev, Vasko; Odriozola Gordón, José Antonio (Elsevier, 2018)Clean hydrogen production via WGS is a key step in the development of hydrogen fuel processors. Herein, we have designed ...
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Powder and Nanotubes Titania Modified by Dye Sensitization as Photocatalysts for the Organic Pollutants Elimination
Murcia Mesa, Julie Joseane; Ávila Martínez, Elsa G.; Rojas Sarmiento, Hugo Alfonso; Cubillos Lobo, Jairo Antonio; Ivanova, Svetlana; Penkova, Anna Dimitrova; Laguna Espitia, Oscar Hernando (Multidisciplinary Digital Publishing Institute (MDPI), 2019-04-02)In this study, titanium dioxide powder obtained by the sol-gel method and TiO2nanotubes, were prepared. In order to increase ...
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Synthesis and application of layered titanates in the photocatalytic degradation of phenol
Ivanova, Svetlana; Penkova, Anna Dimitrova; Hidalgo López, María del Carmen; Navío Santos, José Antonio; Romero Sarria, Francisca; Centeno Gallego, Miguel Ángel; Odriozola Gordón, José Antonio (Elsevier, 2015)This study proposes a direct synthetic route to single titanate sheets through the mild and versatile conditions of the ...
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Understanding the Role of the Acid Sites in 5-Hydroxymethylfurfural Oxidation to 2,5-Furandicarboxylic Acid Reaction over Gold Catalysts: Surface Investigation on CexZr1- xO2 Compounds
Megías Sayago, Cristina; Chakarova, Kristina; Penkova, Anna Dimitrova; Lolli, Alice; Ivanova, Svetlana; Albonetti, Stefania; Cavani, Fabrizio; Odriozola Gordón, José Antonio (American Chemical Society, 2018-12-07)A series of CexZr1-xO2 supports with different Ce/Zr molar ratios were utilized for the preparation of gold catalyst used ...
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Unravelling the CO2 Capture and Conversion Mechanism of a NiRu-Na2O Switchable Dual-function Material in Various CO2 Utilisation Reactions
Merkouri, L. P.; Martín Espejo, Juan Luis; Bobadilla Baladrón, Luis Francisco; Odriozola Gordón, José Antonio; Penkova, Anna Dimitrova; Ramírez Reina, Tomás; Duyar, M. S. (Royal Society of Chemistry, 2023)Time-resolved operando DRIFTS-MS was performed to elucidate the CO2 capture and conversion mechanisms of a NiRuNa/CeAl DFM ...
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Water-assisted HDO of biomass model compounds enabled by Ru-based catalysts
Carrasco Ruiz, Sergio; Parrilla Lahoz, Silvia; Santos, José Luis; Penkova, Anna Dimitrova; Odriozola Gordón, José Antonio; Ramírez Reina, Tomás; Pastor Pérez, Laura (Elsevier Ltd., 2023-10)Biofuels upgrading gathering momentum in view of the gradual depletion of fossil fuels and the pursuit of renewable energy ...