Active and durable R2MnRuO7 pyrochlores with low Ru content for acidic oxygen evolution

Destacados, Publications 2023

Active and durable R2MnRuO7 pyrochlores with low Ru content for acidic oxygen evolution

Autores:

Dmitry Galyamin, Jorge Torrero, Isabel Rodríguez, Manuel J. Kolb, Pilar Ferrer, Laura Pascual, Mohamed Abdel Salam, Diego Gianolio, Verónica Celorrio, Mohamed Mokhtar, Daniel Garcia Sanchez, Aldo Saul Gago, Kaspar Andreas Friedrich, Miguel A. Peña, José Antonio Alonso, Federico Calle-Vallejo, María Retuerto & Sergio Rojas

Artículo.
Nature Communications volume 14, Article number: 2010 (2023)
Fecha: april-10. 2023.
Doi: 10.1038/s41467-023-37665-9

Resumen:
The production of green hydrogen in water electrolyzers is limited by the oxygen evolution reaction (OER). State-of-the-art electrocatalysts [read more]

Arturo Pérez2023-06-08T14:41:57+02:00Categories: Destacados, Publications 2023|Tags: Multidisciplinary Sciences|

Method for analyzing HR-TEM micrographs to propose and/or describe structures and their interaction in crystalline materials

Autores: Obeso-Estrella, R; Pawelec, B; Mota, N; Flores-Sanchez, LA; Quintana-Melgoza, JM; Yocupicio-Gaxiola, RI; Zepeda, TA

Artículo.
MethodsX. vol: 9. page: .
Fecha: . 2022.
Doi: 10.1016/j.mex.2022.101855.

Resumen:
A general and versatile method for the analysis and processing of HR-TEM data useful for several applications is presented. The first utility is to identify the structures seen in the micrographs; also can be extended [read more]

Arturo Pérez2022-11-10T09:51:47+01:00Categories: Publicaciones 2022|Tags: Multidisciplinary Sciences|

Production of gas diffusion layers with cotton fibers for their use in fuel cells

Autores: Navarro, AJ; Gomez, MA; Daza, L; Lopez-Cascales, JJ

Artículo.
Sci Rep. vol: 12. page: 2045-2322.
Fecha: mar-10. 2022.
Doi: 10.1038/s41598-022-08124-0.

Resumen:
The gas diffusion layer (GDL) is one of the most important parts of a proton exchange membrane fuel cell, that plays a key role transporting the current to the collector plates, distributing the reactant gases to the catalyst surface, and [read more]

Arturo Pérez2022-03-10T00:00:00+01:00Categories: Publicaciones 2022|Tags: Multidisciplinary Sciences|

PET microplastics affect human gut microbiota communities during simulated gastrointestinal digestion, first evidence of plausible polymer biodegradation during human digestion

Autores: Tamargo, A; Molinero, N; Reinosa, JJ; Alcolea-Rodriguez, V; Portela, R; Banares, MA; Fernandez, JF; Moreno-Arribas, MV

Artículo.
Sci Rep. vol: 12. page: 2045-2322.
Date: JAN 11. 2022.
Doi: 10.1038/s41598-021-04489-w.

Resumen:
Microplastics (MPs) are a widely recognized global problem due to their prevalence in natural environments and the food chain. However, the impact of microplastics on human microbiota and their possible biotransformation [read more]

Arturo Pérez2022-01-11T00:00:00+01:00Categories: Publicaciones 2022|Tags: Multidisciplinary Sciences|

Specific chemical incorporation of L-DOPA and functionalized L-DOPA-hyaluronic acid in Candida antarctica lipase: creating potential mussel-inspired bioadhesives

Authors: Jaramillo, J; Rodriguez-Oliva, I; Abian, O; Palomo, JM Article. SN Appl. Sci.. vol: 2. page: 2523-3963. Date: sep-24. 2020. Doi: 10.1007/s42452-020-03545-w. Abstract: Mussel adhesives proteins have been extensively studied as a promising alternative in bioadhesives due to their ability to provide durable anchoring under different surfaces in seawater. These charasteristics have been attributed to the [read more]

Arturo Pérez2020-09-24T00:00:00+02:00Categories: Publicaciones 2020|Tags: Multidisciplinary Sciences|

Effects of support and reaction pressure for the synthesis of dimethyl ether over heteropolyacid catalysts

Authors: Peinado, C; Liuzzi, D; Ladera-Gallardo, RM; Retuerto, M; Ojeda, M; Pena, MA; Rojas, S

Article.
Sci Rep. vol: 10. page: 2045-2322.
Date: may-22. 2020.
Doi: 10.1038/s41598-020-65296-3.

Abstract:
Dimethyl ether (DME) is an advanced second-generation biofuel produced via methanol dehydration over acid catalysts such as gamma -Al2O3, at temperatures above 240 degrees C and pressures above 10bar. Heteropolyacids such as tungstosilicic acid [read more]

Arturo Pérez2020-05-22T00:00:00+02:00Categories: Publicaciones 2020|Tags: Multidisciplinary Sciences|

Extraction of polyphenols and synthesis of new activated carbon from spent coffee grounds

Authors: Ramon-Goncalves, M; Alcaraz, L; Perez-Ferreras, S; Leon-Gonzalez, ME; Rosales-Conrado, N; Lopez, FA

Article.
Sci Rep. vol: 9. page: 2045-2322.
Date: nov-27. 2019.
Doi: 10.1038/s41598-019-54205-y.

Abstract:
A valorization process of spent coffee grounds (SCG) was studied. Thus, a two-stage process, the first stage of polyphenols extraction and synthesis of a carbonaceous precursor and a subsequent stage of obtaining activated carbon (AC) by [read more]

Arturo Pérez2019-11-27T00:00:00+01:00Categories: Publicaciones 2019|Tags: Multidisciplinary Sciences|

Deciphering the molecular specificity of phenolic compounds as inhibitors or glycosyl acceptors of beta-fructofuranosidase from Xanthophyllomyces dendrorhous

Authors: Ramirez-Escudero, M; Miguez, N; Gimeno-Perez, M; Ballesteros, AO; Fernandez-Lobato, M; Plou, FJ; Sanz-Aparicio, J

Article.
Sci Rep. vol: 9. page: 2045-2322.
Date: nov-25. 2019.
Doi: 10.1038/s41598-019-53948-y.

Abstract:
Enzymatic glycosylation of polyphenols is a tool to improve their physicochemical properties and bioavailability. On the other hand, glycosidic enzymes can be inhibited by phenolic compounds. In this work, we studied the specificity of [read more]

Arturo Pérez2019-11-25T00:00:00+01:00Categories: Publicaciones 2019|Tags: Multidisciplinary Sciences|

Data on TGA of precursors and SEM of reduced Cu/ZnO catalysts co-modified with aluminium and gallium for methanol synthesis

Authors: Guil-Lopez, R; Mota, N; Llorente, J; Millan, E; Pawelec, B; Garcia, R; Navarro, RM; Fierro, JLG

Article; Data Paper.
Data Brief. vol: 24. page: 2352-3409.
Date: JUN. 2019.
Doi: 10.1016/j.dib.2019.104010.

Abstract:
The modification of Cu-Zn catalysts with low amount of Al and Ga (Al+Ga = 3%) was investigated and data corresponding to its influence on the decomposition of the calcined precursors [read more]

Arturo Pérez2019-06-04T00:00:00+02:00Categories: Publicaciones 2019|Tags: Multidisciplinary Sciences|

Na-doped ruthenium perovskite electrocatalysts with improved oxygen evolution activity and durability in acidic media

Authors: Retuerto, M; Pascual, L; Calle-Vallejo, F; Ferrer, P; Gianolio, D; Pereira, AG; Garcia, A; Torrero, J; Fernandez-Diaz, MT; Bencok, P; Pena, MA; Fierro, JLG; Rojas, S

Article.
Nat. Commun.. vol: 10. page: 2041-1723.
Date: may-03. 2019.
Doi: 10.1038/s41467-019-09791-w.

Abstract:
The design of active and durable catalysts for the H2O/O-2 interconversion is one of the major challenges of electrocatalysis for renewable energy. [read more]

Arturo Pérez2019-05-03T00:00:00+02:00Categories: Publicaciones 2019|Tags: Multidisciplinary Sciences|