Influence of the solid titanium source on the activity of La1_xTixFeO3 photo-CWPO catalysts under UV-A light

Autores: Garcia-Munoz, P; Fresno, F; Lefevre, C; Robert, D; Keller, N

Artículo.
Catal. Today. vol: 413. page: 0920-5861.
Fecha: mar-15. 2023.
Doi: 10.1016/j.cattod.2022.12.005.

Resumen:
In the search for more efficient low-temperature catalysts able to oxidise biorecalcitrant pollutants in water, the selective substitution of La3+ by Ti3+ cations was reported to boost the UV-A light driven activity of LaFeO3 orthoferrites as H2O2-mediated photo-CWPO [read more]

Arturo Pérez2023-03-15T00:00:00+01:00Categories: Publications 2023|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Solar hydrogen production from ethanol-water vapours over metal/TiO2 photocatalysts supported on ?-SiC alveolar foams

Autores: Garcia-Munoz, P; Ivanez, J; O’Shea, VAD; Keller, N; Fresno, F

Article.
Catal. Today. vol: 413. page: 0920-5861.
Fecha: mar-15. 2023.
Doi: 10.1016/j.cattod.2022.12.018.

Resumen:
In this work, we have explored the feasibility of alveolar open-cell beta-SiC foams as catalyst support for solar hydrogen production. For that purpose, Pt and Ru nanoparticles have been obtained, by means of photoassisted synthesis, on TiO2-coated foams [read more]

Arturo Pérez2023-03-15T00:00:00+01:00Categories: Publications 2023|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Intermetallic PdZn/TiO2 catalysts for methanol production from CO2 hydrogenation: The effect of ZnO loading on PdZn-ZnO sites and its influence on activity

Destacados, Publications 2023

Intermetallic PdZn/TiO2 catalysts for methanol production from CO2 hydrogenation: The effect of ZnO loading on PdZn-ZnO sites and its influence on activity

Autores: Quilis, C; Mota, N; Pawelec, B; Millan, E; Yerga, RMN

Artículo.
Appl. Catal. B-Environ.. vol: 321. page: 0926-3373.
Fecha: FEB. 2023.
Doi: 10.1016/j.apcatb.2022.122064.

Resumen:
In this work, intermetallic PdZn-ZnO catalysts supported on high surface area TiO2 were synthesized using metalorganic precursors and different Zn/Pd molar ratio (2.5, 5 and 7.5). The use of organic Pd and Zn precursors in the impregnation [read more]

Arturo Pérez2023-03-06T21:08:19+01:00Categories: Destacados, Publications 2023|Tags: Chemical, Chemistry, Environmental; Engineering, Physical; Engineering|

Surfactant-induced hierarchically porous MOF-based catalysts prepared under sustainable conditions and their ability to remove bisphenol A from aqueous solutions

Autores: Molina, MA; Habib, NR; Diaz, I; Sanchez-Sanchez, M

Artículo.
Catal. Today. vol: 394. page: 0920-5861.
Fecha: jul-01. 2022.
Doi: 10.1016/j.cattod.2021.10.019.

Resumen:
Metal-Organic Frameworks (MOFs) are extensively used in different applications, including heterogeneous catalysis given the fact that practically any center can be designed on demand and is accessible for reactants. Just like any other microporous catalysts, the limited diffusion of reactants [read more]

Arturo Pérez2022-07-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Role of alkali-cyano group interaction in g-C3N4 based catalysts for hydrogen photo-production

Autores: Caudillo-Flores, U; Ares-Dorado, A; Alonso-Nunez, G; Tudela, D; Fernandez-Garcia, M; Kubacka, A

Artículo.
Catal. Today. vol: 394. page: 0920-5861.
Fecha: jul-01. 2022.
Doi: 10.1016/j.cattod.2021.06.028.

Resumen:
Carbon nitride based materials incorporating K and Na alkali ions were used as support(s) to deposit platinum. The systems were tested in the photo-production of hydrogen using methanol as a sacrificial molecule. Tests under UV and [read more]

Arturo Pérez2022-07-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

One-pot laccase@MOF biocatalysts efficiently remove bisphenol A from water

Autores: Molina, MA; Diez-Jaen, J; Sanchez-Sanchez, M; Blanco, RM

Artículo.
Catal. Today. vol: 390. page: 0920-5861.
Fecha: may-01. 2022.
Doi: 10.1016/j.cattod.2021.10.005.

Resumen:
fThe presence of bisphenol A (BPA) in wastewater, its toxicity and the hardness for its complete degradation constitutes a serious environmental problem and a scientific challenge. The enzyme laccase is an oxidoreductase capable of oxidizing phenolic compounds, being one of [read more]

Arturo Pérez2022-05-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Synthesis of cyclohexylphenol via phenol hydroalkylation using Co2P/zeolite catalysts

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

Artículo.
Catal. Today. vol: 390. page: 0920-5861.
Fecha: may-01. 2022.
Doi: 10.1016/j.cattod.2021.11.039.

Resumen:
Cyclohexylphenol (CHP) is a high added-value chemical, extensively used for the preparation of dyes, resins and biocides. This molecule is currently synthetized by phenol alkylation with cyclohexene/cyclohexanol using highly polluting mineral Bronsted acids as catalysts. The [read more]

Arturo Pérez2022-09-14T10:37:21+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Semiamorphous Fe-BDC: The missing link between the highly-demanded iron carboxylate MOF catalysts

Autores: Flores, JG; Delgado-Garcia, R; Sanchez-Sanchez, M

Artículo.
Catal. Today. vol: 390. page: 0920-5861.
Fecha: may-01. 2022.
Doi: 10.1016/j.cattod.2021.11.004.

Resumen:
Porous Fe carboxylates are amongst the most promising MOF-based materials due to their low price, low toxicity, metal environments (including open metal sites) and remarkable (meso)porosity variety. Fe-MOFs based on the cluster [Fe3O(X)(solvent)(2)](6+), that is, MIL-101(Fe), MIL-100(Fe) and semiamorphous Fe-BTC, are of [read more]

Arturo Pérez2022-05-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Ti-PMO materials as selective catalysts for the epoxidation of cyclohexene and vernonia oil

Autores: Awoke, Y; Chebude, Y; Diaz, I

Artículo.
Catal. Today. vol: 390. page: 0920-5861.
Fecha: may-01. 2022.
Doi: 10.1016/j.cattod.2021.10.010.

Resumen:
The aim of this study is to obtain Ti-containing Periodic Mesoporous Organosilica (PMO) materials with catalytic activity in epoxidation reactions. Characterization of the PMO materials using X ray diffraction, N-2 sorption isotherms, chemical analysis (ICP-OES) and UV-vis spectroscopy reveals that the Ti-PMO [read more]

Arturo Pérez2022-05-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

The effect of non-ionic surfactants on the sustainable synthesis of selected MOFs

Autores: Habib, NR; Sainz, R; Taddesse, AM; Diaz, I

Artículo.
Catal. Today. vol: 390. page: 0920-5861.
Fecha: may-01. 2022.
Doi: 10.1016/j.cattod.2021.09.028.

Resumen:
The MOFs selected in this work are NH2-MIL-53(Al), MIL-100(Fe) and UiO-66 type (Zr-BDC and NH2-Zr-BDC). We have tried to assist the sustainable synthesis of MOFs, at room temperature and in water as a solvent, with the presence of non-ionic surfactants: [read more]

Arturo Pérez2022-05-01T00:00:00+02:00Categories: Publicaciones 2022|Tags: Applied; Chemistry, Chemical, Chemistry, Physical; Engineering|

Physical; Engineering

Calendar