Electrooxidation of ethanol and acetaldehyde in neutral electrolyte, an infrared study

Autores: Torrero, J; Garcia, A; Retuerto, M; Pena, MA; Rojas, S

Artículo.
J. Electroanal. Chem.. vol: 908. page: 1572-6657.
Fecha: mar-01. 2022.
Doi: 10.1016/j.jelechem.2021.115968.

Resumen:
The electrooxidation of ethanol (EOR) in neutral media is attracting a great deal of attention, especially in the area of micro devices and microbial fuel cells. In this work we study the EOR with PVC in neutral [read more]

Arturo Pérez2022-03-01T00:00:00+01:00Categories: Publicaciones 2022|Tags: Analytical; Electrochemistry, Chemistry|

The combination of covalent and ionic exchange immobilizations enables the coimmobilization on vinyl sulfone activated supports and the reuse of the most stable immobilized enzyme

Destacados, Publicaciones 2022

The combination of covalent and ionic exchange immobilizations enables the coimmobilization on vinyl sulfone activated supports and the reuse of the most stable immobilized enzyme

Autores: Arana-Pena, S; Carballares, D; Morellon-Sterling, R; Rocha-Martin, J; Fernandez-Lafuente, R

Artículo.
Int. J. Biol. Macromol.. vol: 199. page: 0141-8130.
Fecha: feb-28. 2022.
Doi: 10.1016/j.ijbiomac.2021.12.148.

Resumen:
The coimmobilization of lipases from Rhizomucor miehei (RML) and Candida antarctica (CALB) has been intended using agarose beads activated with divinyl sulfone. CALB could be immobilized on this support, while RML was not. However, RML was [read more]

Arturo Pérez2022-10-07T13:31:15+02:00Categories: Destacados, Publicaciones 2022|Tags: Applied; Polymer Science, Biochemistry & Molecular Biology; Chemistry|

Enhanced stability of SrRuO3 mixed oxide via monovalent doping in Sr1-xKxRuO3 for the oxygen evolution reaction

Autores: Rodriguez-Garcia, I; Galyamin, D; Pascual, L; Ferrer, P; Pena, MA; Grinter, D; Held, G; Salam, MA; Mokhtar, M; Narasimharao, K; Retuerto, M; Rojas, S

Artículo.
J. Power Sources. vol: 521. page: 0378-7753.
Fecha: feb-15. 2022.
Doi: 10.1016/j.jpowsour.2021.230950.

Resumen:
Ru mixed oxides are the most active catalysts for the oxygen evolution reaction (OER) in acid electrolyte. However, their stability is seriously compromised [read more]

Arturo Pérez2022-02-15T00:00:00+01:00Categories: Publicaciones 2022|Tags: Chemistry, Multidisciplinary, Physical; Electrochemistry; Energy & Fuels; Materials Science|

Elucidating the roles of acid site nature and strength in the direct conversion of levulinic acid into ethyl valerate: the case of Zr-modified beta zeolite-supported Pd catalysts

Autores: Munoz-Olasagasti, M; Martinez-Salazar, I; Granados, ML; Lopez-Aguado, C; Iglesias, J; Morales, G; Mariscal, R

Artículo.
Sustain. Energ. Fuels. vol: 6. page: 2398-4902.
Fecha: feb-15. 2022.
Doi: 10.1039/d1se01802g.

Resumen:
The effects of the nature and strength of surface acid sites on the properties of the catalyst used for the one-pot conversion of levulinic acid to valeric biofuels have been investigated. The acid [read more]

Arturo Pérez2022-02-15T00:00:00+01:00Categories: Publicaciones 2022|Tags: Chemistry, Multidisciplinary, Physical; Energy & Fuels; Materials Science|

Self-condensation of levulinic acid into bio-jet fuel precursors over acid zeolites: Elucidating the role of nature, strength and density of acid sites

Autores: Juarez, P; Lopez-Aguado, C; Paniagua, M; Melero, JA; Mariscal, R; Morales, G

Artículo.
Appl. Catal. A-Gen.. vol: 631. page: 0926-860X.
Fecha: feb-05. 2022.
Doi: 10.1016/j.apcata.2022.118480.

Resumen:
The production of jet-fuel precursors from the aldol-dimerization of levulinic acid (LA) over acid zeolites is presented. Under solventless conditions, high LA conversion with selectivities to LA dimers > 90% are achieved. Chemisorption and spectroscopic [read more]

Arturo Pérez2022-02-05T00:00:00+01:00Categories: Publicaciones 2022|Tags: Chemistry, Physical; Environmental Sciences|

Production and Digestibility Studies of beta-Galactosyl Xylitol Derivatives Using Heterogeneous Catalysts of LacA beta-Galactosidase from Lactobacillus Plantarum WCFS1

Autores: Rosado, E; Delgado-Fernandez, P; de las Rivas, B; Munoz, R; Moreno, FJ; Corzo, N; Mateo, C

Artículo.
Molecules. vol: 27. page: .
Fecha: FEB. 2022.
Doi: 10.3390/molecules27041235.

Resumen:
The synthesis of beta-galactosyl xylitol derivatives using immobilized LacA beta-galactosidase from Lactobacillus plantarum WCFS1 is presented. These compounds have the potential to replace traditional sugars by their properties as sweetener and taking the [read more]

Arturo Pérez2022-02-05T00:00:00+01:00Categories: Publicaciones 2022|Tags: Biochemistry & Molecular Biology; Chemistry, Multidisciplinary|

Improved Methane Production by Photocatalytic CO2 Conversion over Ag/In2O3/TiO2 Heterojunctions

Autores: Renones, P; Fresno, F; Oropeza, FE; O’shea, VAD

Article.
Materials. vol: 15. page: .
Fecha: FEB. 2022.
Doi: 10.3390/ma15030843.

Resumen:
In this work, the role of In2O3 in a heterojunction with TiO2 is studied as a way of increasing the photocatalytic activity for gas-phase CO2 reduction using water as the electron donor and UV irradiation. Depending on the nature of the [read more]

Arturo Pérez2022-02-05T00:00:00+01:00Categories: Publicaciones 2022|Tags: Applied; Physics, Chemistry, Condensed Matter, Multidisciplinary; Metallurgy & Metallurgical Engineering; Physics, Physical; Materials Science|

Transforming Waste Clamshell into Highly Selective Nanostructured Catalysts for Solvent Free Liquid Phase Oxidation of Benzyl Alcohol

Autores: Saffari, NS; Aghabarari, B; Javaheri, M; Khanlarkhani, A; Martinez-Huerta, MV

Artículo.
Catalysts. vol: 12. page: .
Fecha: FEB. 2022.
Doi: 10.3390/catal12020155.

Resumen:
High yield production of benzaldehyde in the solvent-free oxidation of benzyl alcohol by using green catalysts is highly desirable. In this work, calcium hydroxide derived from waste clamshell was used as low-cost and environmentally friendly catalyst support (CaSUP) for [read more]

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

Cubic versus hexagonal – phase, size and morphology effects on the photoluminescence quantum yield of NaGdF4:Er3+/Yb3+ upconverting nanoparticles

Autores: Quintanilla, M; Hemmer, E; Marques-Hueso, J; Rohani, S; Lucchini, G; Wang, M; Zamani, RR; Roddatis, V; Speghini, A; Richards, BS; Vetrone, F

Artículo.
Nanoscale. vol: 14. page: 2040-3364.
Fecha: JAN 27. 2022.
Doi: 10.1039/d1nr06319g.

Resumen:
Upconverting nanoparticles (UCNPs) are well-known for their capacity to convert near-infrared light into UV/visible light, benefitting various applications where light triggering is required. At the [read more]

Arturo Pérez2022-05-05T18:26:36+02:00Categories: Publicaciones 2022|Tags: Applied, Chemistry, Multidisciplinary; Nanoscience & Nanotechnology; Materials Science, Multidisciplinary; Physics|

Advances in membranes and membrane reactors for the Fischer-Tropsch synthesis process for biofuel production

Autores: Liuzzi, D; Fernandez, E; Perez, S; Ipinazar, E; Arteche, A; Fierro, JLG; Viviente, JL; Tanaka, DAP; Rojas, S

Review.
Rev. Chem. Eng.. vol: 38. page: 0167-8299.
Fecha: JAN 27. 2022.
Doi: 10.1515/revce-2019-0067.

Resumen:
The biomass-to-liquid (BtL) process is a promising technology to obtain clean, liquid, second-generation biofuels and chemicals. The BtL process, which comprises several steps, is based upon the gasification [read more]

Arturo Pérez2022-01-27T00:00:00+01:00Categories: Publicaciones 2022|Tags: Chemical, Engineering|