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Listar por autor "Solsona Espriu, Benjamin Eduardo"

Mostrando ítems 1-20 de 38

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Cu-Ga3+-doped wurtzite ZnO interface as driving force for enhanced methanol production in co-precipitated Cu/ZnO/Ga2O3 catalysts

Cored, Jorge; Wittee, Christian; Liu, Lichen; Soriano-Rodríguez, José; Agostini, Giovanni; Solsona, Benjamin; Sánchez-Tovar, Rita; Concepción Heydorn, Patricia (Elsevier, 2022-03)

[EN] A detailed understanding of the interactions among the active components in gallium promoted Cu/ZnO catalysts, depending on the speciation of the gallium, are reported using in situ/operando spectroscopic studies, and ...
Enhanced NiO Dispersion on a High Surface Area Pillared Heterostructure Covered by Niobium Leads to Optimal Behaviour in the Oxidative Dehydrogenation of Ethane

Rodríguez-Castellón, Enrique; Delgado-Muñoz, Daniel; Dejoz, Ana; Vázquez, Isabel; Agouram, Said; Cecilia, Juan A.; Solsona, Benjamín; López Nieto, José Manuel (John Wiley & Sons, 2020-07-27)

[EN] A Nb-containing siliceous porous clay heterostructure (PCH) with Nb contents from 0 to 30 wt %) was prepared from a bentonite and used as support in the preparation of supported NiO catalysts with NiO loading from 15 ...
Enhancement of ethylene production by alkali metal doping of MoVSb mixed oxide catalyst for ethane oxidative dehydrogenation

Ivars Barceló, F.; Solsona, B.; Asedegbega-Nieto, E.; López Nieto, José Manuel (Elsevier, 2023-06-25)

[EN] Hydrothermally prepared Mo-V-Sb mixed oxides doped with alkali metal cations (Li+, Na+, K+, Rb+, or Cs+) show a significantly improved catalytic behavior in the oxidative dehydrogenation of ethane (ODH) compared to ...
Evolution of the optimal catalytic systems for the oxidative dehydrogenation of ethane: The role of adsorption in the catalytic performance

De Arriba-Mateos, Agustín; Solsona, Benjamin; Dejoz, Ana M.; Concepción Heydorn, Patricia; Homs, Narcís; Ramírez de la Piscina, Pilar; López Nieto, José Manuel (Elsevier, 2022-04)

[EN] Three samples that correspond to the evolution of optimal catalytic systems for the oxidative dehydrogenation of ethane have been synthesized and compared in terms of catalytic behavior and adsorption properties: (i) ...
Ferric sludge derived from the process of water purification as an efficient catalyst and/or support for the removal of volatile organic compounds

Sanchis, Rut; Dejoz, Ana; Vázquez, Isabel; Vilarrasa-García, Enrique; Jiménez-Jiménez, José; Rodríguez-Castellón, Enrique; López Nieto, José Manuel; Solsona, Benjamín (Elsevier, 2019-03)

[EN] Ferric chloride solutions are used as coagulants or flocculants in water treatment operations for human consumption. This treatment produces large amounts of clay-type solids formed mainly of montmorillonite with ...
Indirect charge transfer of holes via surface states in ZnO nanowires for photoelectrocatalytic applications

Batista-Grau, P.; Fernández Domene, R. M.; Sánchez-Tovar, R.; Blasco-Tamarit, E.; Solsona, B.; Garcia-Anton, Jose (Elsevier, 2022-08-01)

[EN] In this work, ZnO nanowires with high aspect ratio were obtained by fast and simple electrochemical anodization. Morphological, structural and photoelectrochemical characteristics of the synthesized ZnO nanowires were ...
Influence of annealing atmosphere on photoelectrochemical response of TiO2 nanotubes anodized under controlled hydrodynamic conditions

Blasco-Tamarit, E.; Solsona, B.; Sánchez-Tovar, R.; García-García, D.M.; Fernández Domene, R.M.; Garcia-Anton, Jose (Elsevier, 2021-09-15)

[EN] The influence of three annealing atmospheres (air, nitrogen and argon) and the use of controlled hydrodynamic conditions (from 0 to 5000 rpm) on morphological, structural, chemical and photoelectrochemical properties ...
Influence of gel composition in the synthesis of MoVTeNb catalysts over their catalytic performance in partial propane and propylene oxidation

Ivars Barceló, Francisco; Solsona Espriu, Benjamin Eduardo; Hernández Morejudo, Selene; López Nieto, José Manuel (Elsevier, 2010-01-30)

[EN] MoVTeNb mixed oxides catalysts have been prepared by a slurry method with different molar compositions (Mo/Te ratio from 2 to 6 and Nb/(V + Nb) ratio from 0 to 0.7) in the synthesis gel leading to different crystalline ...
Influence of the Nature of the Promoter in NiO Catalysts on the Selectivity to Olefin During the Oxidative Dehydrogenation of Propane and Ethane

Delgado Muñoz, Daniel; Sanchis, Rut; Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; López Nieto, José Manuel (Springer-Verlag, 2020-12)

[EN] A comparative study of the catalytic properties for the oxidation of C2-C3 alkanes and olefins has been carried out over unpromoted and M-promoted NiO catalysts (Me¿=¿K, La, Ce, al, Zr, Sn, Nb). The catalysts have ...
Influence of Zn(NO3)2 concentration during the ZnO electrodeposition on TiO2 nanosponges used in photoelectrochemical applications

Navarro-Gázquez, Pedro José; Blasco-Tamarit, Encarna; Muñoz-Portero, María José; Solsona-Espriu, Benjamín; Fernández-Domene, Ramón Manuel; Sánchez Tovar, Rita; Garcia-Anton, Jose (Elsevier, 2022-05-15)

[EN] TiO2/ZnO hybrid nanostructures were formed by electrochemical anodization of titanium and subsequently ZnO electrodeposition. Different Zn(NO3)(2) concentrations were used for electrodeposition (10-60 mM). A structural, ...
Mo-W-containing tetragonal tungsten bronzes through isomorphic substitution of molybdenum by tungsten

Botella Asuncion, Pablo; Solsona Espriu, Benjamin Eduardo; López Nieto, José Manuel; Concepción Heydorn, Patricia; Jorda Moret, Jose Luis; Domenech Carbo, Mª Teresa (Elsevier, 2010)

Mixed metal oxides based in Mo(W)–Nb–V–Te with tetragonal tungsten bronze (TTB) structure have been synthesized by a hydrothermal method from aqueous solutions of the corresponding Keggin-type heteropolyacids and further ...
Nickel oxide supported on porous clay heterostructures as selective catalysts for the oxidative dehydrogenation of ethane

Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; López Nieto, José Manuel; Dejoz, A.; Cecilia, J. A.; Agouram, S.; Soriano Rodríguez, Mª Dolores; Torres, V.; Jimenez-Jimenez, J.; Rodriguez Castellon, E. (Royal Society of Chemistry, 2016)

[EN] Porous clay heterostructures (PCH) have shown to be highly efficient supports for nickel oxide in the oxidative dehydrogenation of ethane. Thus NiO supported on silica with a PCH structure shows productivity towards ...
NiO diluted in high surface area TiO2 as efficient catalysts for the oxidative dehydrogenation of ethane

Sanchis, R.; Delgado-Muñoz, Daniel; Agouram, S.; Soriano Rodríguez, Mª Dolores; Vázquez, M. I.; Rodriguez-Castellon, E.; Solsona, B.; López Nieto, José Manuel (Elsevier, 2017-04-25)

[EN] Catalysts consisting of NiO diluted in high surface area TiO2 can be as efficient in the oxidative dehydrogenation of ethane as the most selective NiO-promoted catalysts reported previously in the literature. By ...
On the selectivity to ethylene during ethane ODH over M1-based catalysts. A surface and electrochemical study

De Arriba-Mateos, Agustín; Sánchez, Ginebra; Sánchez-Tovar, Rita; Concepción Heydorn, Patricia; Fernández-Domene, Ramón; Solsona, Benjamín; López Nieto, José Manuel (Elsevier, 2023-06-01)

[EN] MoVO, MoVTeO and MoVTeNbO mixed oxides, prepared hydrothermally and heat-treated in N2 at 400, 500 or 600 degrees C, are active and selective catalysts in the oxidative dehydrogenation (ODH) of ethane, although their ...
Optimization of the performance of bulk NiO catalyst in the oxidative dehydrogenation of ethane by tuning the synthesis parameters

Abdelbaki, Yousra; De Arriba-Mateos, Agustín; Issaadi, Rachid; Sánchez Tovar, Rita; Solsona, Benjamín; López Nieto, José Manuel (Elsevier, 2022-05)

[EN] Highly stable and selective bulk NiO catalysts have been synthesized for the oxidative dehydrogenation (ODH) of ethane to ethylene. Interestingly, by optimizing synthesis parameters such as the amount of oxalic acid ...
Optimizing both catalyst preparation and catalytic behaviour for the oxidative dehydrogenation of ethane of Ni-Sn-O catalysts

Solsona Espriu, Benjamin Eduardo; López Nieto, José Manuel; Agouram, Said; Soriano Rodríguez, Mª Dolores; Dejoz, Ana; Vázquez, Maria Isabel; Concepción Heydorn, Patricia (Springer Verlag (Germany), 2016-10)

[EN] Bulk Ni-Sn-O catalysts have been synthesized, tested in the oxidative dehydrogenation of ethane and characterized by several physicochemical techniques. The catalysts have been prepared by evaporation of the corresponding ...
Oxidative dehydrogenation of ethane on diluted or promoted nickel oxide catalysts: Influence of the promoter/diluter

Delgado, D.; Solsona, B.; Sanchis, R.; Rodríguez-Castellón, E.; López Nieto, José Manuel (Elsevier, 2021-03-01)

[EN] Ti- and Nb- containing NiO catalysts have been synthesized by two different preparation methods: i) by precipitation (Me-Ni-O oxides, Me = Nb or Ti), in order to prepare promoted NiO catalysts; and ii) by wet impregnation ...
Oxidative dehydrogenation of ethane over Ni-W-O mixed metal oxides catalysts

Solsona Espriu, Benjamin Eduardo; López Nieto, José Manuel; Concepción Heydorn, Patricia; Dejoz, A.; Ivars Barceló, Francisco; Vazquez, M. I. (Elsevier, 2011-05-16)

Ni-W-O mixed oxides were prepared through the evaporation of aqueous solutions of nickel nitrate and ammonium tungstate and calcined in air at 500 degrees C for 2 h. The catalysts were characterized by several techniques ...
Oxidative dehydrogenation of ethane over NiO-CeO2 mixed oxides catalysts

Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; Hernández Morejudo, Selene; Demicol, Benjamin; López Nieto, José Manuel (Elsevier, 2012-01-17)

[EN] In this paper we present the synthesis, characterization and catalytic behaviour in the oxidative dehydrogenation of ethane of NiO-CeO2 mixed oxides. The addition of cerium oxide to NiO strongly modifies its catalytic ...
Partial oxidation of methane and methanol on FeOx-, MoOx- and FeMoOx-SiO2 catalysts prepared by sol-gel method: A comparative study

Cortés Ortiz, William G.; Delgado-Muñoz, Daniel; Guerrero Fajardo, Carlos Alberto; Agouram, Said; Sanchís, Ruth; Solsona, Benjamín; López Nieto, José Manuel (Elsevier, 2020-08)

[EN] FeOx-, MoOx and FeMoOx-SiO2 materials prepared by a sol-gel procedure have been evaluated as catalysts for the partial oxidation of methane and methanol. The effect of decreasing the pH of the synthesis gel on the ...