Physical; Engineering

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 [leer más]

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 [leer más]

Advantageous enzyme selective extraction process of essential spirulina oil

Authors: Verdasco-Martin, CM; Diaz-Lozano, A; Otero, C

Article; Proceedings Paper.
Catal. Today. vol: 346. page: 0920-5861.
Date: APR 15. 2020.
Doi: 10.1016/j.cattod.2019.02.066.

Abstract:
Spirulina is an important source of metabolites and nutrients. It grows rapidly with low land requirements, and it is an ideal feedstock for implementation of a biofactory of bioactive products. A Part of intracelular bio-components are not extracted with [leer más]

Guaiacol hydrodeoxygenation over Ni2P supported on 2D-zeolites

Authors: Gutierrez-Rubio, S; Berenguer, A; Prech, J; Opanasenko, M; Ochoa-Hernandez, C; Pizarro, P; Cejka, J; Serrano, DP; Coronado, JM; Moreno, I

Article; Proceedings Paper.
Catal. Today. vol: 345. page: 0920-5861.
Date: APR 1. 2020.
Doi: 10.1016/j.cattod.2019.11.015.

Abstract:
Different 2D zeolites, namely lamellar ZSM-5 (L-ZSM-5), the corresponding silica pillared ZSM-5 (PI-ZSM-5) and an MCM-22 sample, were investigated as nickel phosphide supports and evaluated [leer más]

Comparison of Pd and Pd4S based catalysts for partial hydrogenation of external and internal butynes

Autores: Liu, YA; Li, YW; Anderson, JA; Feng, JT; Guerrero-Ruiz, A; Rodriguez-Ramos, I; McCue, AJ; Li, DQ

Artículo.
J. Catal.. vol: 383. page: 0021-9517.
Date: MAR. 2020.
Doi: 10.1016/j.jcat.2020.01.010.

Resumen:
The partial hydrogenation of but-1-yne and but-2-yne was studied with a view to probing the difference between external and internal alkynes. Catalysts with Pd and Pd4S active phases were prepared on a [leer más]

Identification of single-atom active sites in CO oxidation over oxide-supported Au catalysts

Autores: Schilling, C; Ziemba, M; Hess, C; Ganduglia-Pirovano, MV

Artículo
J. Catal.. vol: 383. page: 0021-9517.
Date: MAR. 2020.
Doi: 10.1016/j.jcat.2020.01.022.

Resumen:
Here we present a combined operando infrared spectroscopic and theoretical analysis of ceria-supported gold catalysts during room temperature CO oxidation that identifies an active site for the reaction as a single gold site on the ceria support forming an O-lattice-Au+-CO [leer más]

MnOx-support interactions in catalytic bodies for selective reduction of NO with NH3

Authors: Serrano-Lotina, A; Monte, M; Iglesias-Juez, A; Pavon-Cadierno, P; Portela, R; Avila, P

Article.
Appl. Catal. B-Environ.. vol: 256. page: 0926-3373.
Date: nov-05. 2019.
Doi: 10.1016/j.apcatb.2019.117821.

Abstract:
Catalytic bodies for selective reduction of NOx with NH3 based on MnOx, TiO2 and sepiolite as active phase, support, and binder, respectively, were prepared. The same amount of MnOx (5 w%) was added by impregnation [leer más]

Hydrogen thermo-photo production using Ru/TiO2: Heat and light synergistic effects

Authors: Caudillo-Flores, U; Agostini, G; Marini, C; Kubacka, A; Fernandez-Garcia, M

Article.
Appl. Catal. B-Environ.. vol: 256. page: 0926-3373.
Date: nov-05. 2019.
Doi: 10.1016/j.apcatb.2019.117790.

Abstract:
A series of ruthenium – anatase solids with noble metal loadings from 1 to 10 wt. %. was tested in the gas phase thermo-photo production of hydrogen using methanol as a sacrificial agent. Samples were characterized using [leer más]

XANES study of the dynamic states of V-based oxide catalysts under partial oxidation reaction conditions

Authors: Guerrero-Perez, MO; Lopez-Medina, R; Rojas-Garcia, E; Banares, MA

Article; Proceedings Paper.
Catal. Today. vol: 336. page: 0920-5861.
Date: oct-01. 2019.
Doi: 10.1016/j.cattod.2017.12.016.

Abstract:
A XANES study under reaction conditions has been performed with two different V-based catalytic systems, Mo-V-Nb-Te-O and V-Sb-O. For this study, an alumina-supported nanoscaled bulk catalyst has been used. In all cases XANES determined the average vanadium oxidation [leer más]

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