Impact of water matrix and oxidant agent on the solar assisted photodegradation of a complex mix of pesticides over titania-reduced graphene oxide nanocomposites

Autores: Luna-Sanguino, G; Ruiz-Delgado, A; Duran-Valle, CJ; Malato, S; Faraldos, M; Bahamonde, A

Artículo.
Catal. Today. vol: 380. page: 0920-5861.
Fecha: nov-15. 2021.
Doi: 10.1016/j.cattod.2021.03.022.

Resumen:
New titania-reduced graphene oxide (TiO2-rGO) nanocomposites have been studied to assess their application in the solar assisted photodegradation of a complex mixing of pesticides (pyrimethanil, isoproturon, alachlor and methomyl) at solar pilot plant, opening the opportunity [read more]

Defective UiO-66(Zr) as an efficient catalyst for the synthesis of bio jet-fuel precursors via aldol condensation of furfural and MIBK

Autores: de la Flor, D; Lopez-Aguado, C; Paniagua, M; Morales, G; Mariscal, R; Melero, JA

Artículo.
J. Catal.. vol: 401. page: 0021-9517.
Fecha: SEP. 2021.
Doi: 10.1016/j.jcat.2021.07.006.

Resumen:
The production of jet-fuel precursors from furfural (FUR) via aldol-condensation with methyl-isobutyl ketone (MIBK) over a defective UiO-66(Zr) catalyst is presented. The resultant C11 adduct (FuMe) would allow the selective production of branched alkanes [read more]

Effect of N-doping and carbon nanostructures on NiCu particles for hydrogen production from formic acid

Autores: Carrales-Alvarado, DH; Lopez-Olmos, C; Dongil, AB; Kubacka, A; Guerrero-Ruiz, A; Rodriguez-Ramos, I

Artículo.
Appl. Catal. B-Environ.. vol: 298. page: 0926-3373.
Fecha: DEC 5. 2021.
Doi: 10.1016/j.apcatb.2021.120604.

Resumen:
A series of NiCu based catalysts were prepared using different carbon nanostructure as support and loading 2.5 wt% of each metal. The studied nanocarbon materials were: reduced graphene oxide (rGO), N-doped reduced graphene oxide [read more]

Preparation, Characterization, and Activity of Pd/PSS-Modified Membranes in the Low Temperature Dry Reforming of Methane with and without Addition of Extra Steam

Authors: Mateos-Pedrero, C; Soria, MA; Guerrero-Ruiz, A; Rodriguez-Ramos, I

Article.
Membranes. vol: 11. page: .
Date: JUL. 2021.
Doi: 10.3390/membranes11070518.

Abstract:
The external surface of a commercial porous stainless steel (PSS) was modified by either oxidation in air at varying temperatures (600, 700, and 800 degrees C) or coating with different oxides (SiO2, Al2O3, and ZrO2). Among them, PSS-ZrO2 appears as the [read more]

Vapor phase acylation of guaiacol with acetic acid over micro, nano and hierarchical MFI and BEA zeolites

Autores: Gutierrez-Rubio, S; Shamzhy, M; Cejka, J; Serrano, DP; Moreno, I; Coronado, JM

Artículo.
Appl. Catal. B-Environ.. vol: 285. page: 0926-3373.
Fecha: may-15. 2021.
Doi: 10.1016/j.apcatb.2020.119826.

Resumen:
Vapor phase acylation of guaiacol with acetic acid was explored over a series of micro, nanocrystalline, and hierarchical MFI and BEA zeolites with different acidic and textural properties using a continuous flow reactor. The main [read more]

Inverse CeO2/CuO WGS catalysts: Influence of the presence of oxygen in the reactant mixture

Autores: Camara, AL; Corberan, VC; Martinez-Arias, A

Artículo.
Catal. Today. vol: 363. page: 0920-5861.
Fecha: mar-01. 2021.
Doi: 10.1016/j.cattod.2019.09.050.

Resumen:
Three catalysts based on inverse configuration of copper-ceria catalysts, i.e. CeO2/CuO and two others in which the copper oxide phase is doped with Mn and Zn, respectively, are examined with respect to their performance for the water-gas shift reaction (WGS) and the [read more]

Immobilization of lipases via interfacial activation on hydrophobic supports: Production of biocatalysts libraries by altering the immobilization conditions

Authors: Arana-Pena, S; Rios, NS; Carballares, D; Goncalves, LRB; Fernandez-Lafuente, R

Article.
Catal. Today. vol: 362. page: 0920-5861.
Date: feb-15. 2021.
Doi: 10.1016/j.cattod.2020.03.059.

Abstract:
Lipases A and B from Candida antarctica (CALA, CALB), and those from Candida rugosa (CRL) and Rhizomucor miehei (RML) have been immobilized on octyl agarose beads under 16 different conditions. The activities of the [read more]

Enzymatic synthesis of biolubricants from by-product of soybean oil processing catalyzed by different biocatalysts of Candida rugosa lipase

Authors: Fernandes, KV; Cavalcanti, EDC; Cipolatti, EP; Aguieiras, ECG; Pinto, MCC; Tavares, FA; da Silva, PR; Fernandez-Lafuente, R; Arana-Pena, S; Pinto, JC; Assuncao, CLB; da Silva, JAC; Freire, DMG

Article.
Catal. Today. vol: 362. page: 0920-5861.
Date: feb-15. 2021.
Doi: 10.1016/j.cattod.2020.03.060.

Abstract:
The present work studied the synthesis of biolubricants from by-products of soybean oil processing using the [read more]

Performance of an aliovalent-substituted CoCeOx catalyst from bimetallic MOF for VOC oxidation in air

Authors: Li, YX; Han, W; Wang, RX; Weng, LT; Serrano-Lotina, A; Banares, MA; Wang, QY; Yeung, KL

Article.
Appl. Catal. B-Environ.. vol: 275. page: 0926-3373.
Date: oct-15. 2020.
Doi: 10.1016/j.apcatb.2020.119121.

Abstract:
The aliovalent-substitution of cobalt into ceria lattice was demonstrated using a bimetallic CoCeBDC MOF to achieve a high degree of atomic level mixing in the CoCeOx catalyst. Spectroscopic analyses including X-ray [read more]

Fe doped porous triazine as efficient electrocatalysts for the oxygen reduction reaction in acid electrolyte

Autores: Garcia, A; Retuerto, M; Dominguez, C; Pascual, L; Ferrer, P; Gianolio, D; Serrano, A; Assmann, P; Sanchez, DG; Pena, MA; Rojas, S

Artículo.
Appl. Catal. B-Environ.. vol: 264. page: 0926-3373.
Date: may-05. 2020.
Doi: 10.1016/j.apcatb.2019.118507.

Resumen:
In this work, we report the synthesis of Fe/N/C electrocatalysts using triazine based porous organic polymers as precursors. Iron-doped triazine porous organic polymers were [read more]

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