Multidisciplinary; Physics

Recent Advances on the Design and Applications of Antimicrobial Nanomaterials

Autores: Ortega-Nieto, C; Losada-Garcia, N; Prodan, D; Furtos, G; Palomo, JM

Review.
Nanomaterials. vol: 13. page: .
Fecha: SEP. 2023.
Doi: 10.3390/nano13172406.

Resumen:
Present worldwide difficulties in healthcare and the environment have motivated the investigation and research of novel materials in an effort to find novel techniques to address the current challenges and requirements. In particular, the use of nanomaterials has demonstrated [read more]

Recent Advances in the Use of Covalent Organic Frameworks as Heterogenous Photocatalysts in Organic Synthesis

Autores: Lopez-Magano, A; Daliran, S; Oveisi, AR; Mas-Balleste, R; Dhakshinamoorthy, A; Aleman, J; Garcia, H; Luque, R

Review.
Adv. Mater.. vol: 35. page: 0935-9648.
Fecha: JUN. 2023.
Doi: 10.1002/adma.202209475.

Resumen:
Organic photochemistry is intensely developed in the 1980s, in which the nature of excited electronic states and the energy and electron transfer processes are thoroughly studied and finally well-understood. This knowledge from [read more]

High Performance and Durable Anode with 10-Fold Reduction of Iridium Loading for Proton Exchange Membrane Water Electrolysis

Autores: Torrero, J; Morawietz, T; Sanchez, DG; Galyamin, D; Retuerto, M; Martin-Diaconescu, V; Rojas, S; Alonso, JA; Gago, AS; Friedrich, KA

Artículo; Early Access.
Adv. Energy Mater.. vol: . page: 1614-6832.
Fecha: 2023 APR 29. 2023.
Doi: 10.1002/aenm.202204169.

Resumen:
Proton exchange membrane water electrolysis (PEMWE) technology is especially advantageous for green H-2 production as a clean energy vector. During the water electrolysis [read more]

Carbonized Polydopamine-Based Nanocomposites: The Effect of Transition Metals on the Oxygen Electrocatalytic Activity

Autores: Cebollada, J; Sebastian, D; Lazaro, MJ; Martinez-Huerta, MV

Artículo.
Nanomaterials. vol: 13. page: .
Fecha: may-05. 2023.
Doi: 10.3390/nano13091549.

Resumen:
The electrochemical oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) are the most critical processes in renewable energy-related technologies, such as fuel cells, water electrolyzers, and unitized regenerative fuel cells. N-doped carbon composites have been demonstrated to be promising ORR/OER [read more]

Dynamics of Pd Subsurface Hydride Formation and Their Impact on the Selectivity Control for Selective Butadiene Hydrogenation Reaction

Autores: Asedegbega-Nieto, E; Iglesias-Juez, A; Di Michiel, M; Fernandez-Garcia, M; Rodriguez-Ramos, I; Guerrero-Ruiz, A

Artículo.
Nanomaterials. vol: 13. page: .
Fecha: MAR. 2023.
Doi: 10.3390/nano13061099.

Resumen:
Structure-sensitive catalyzed reactions can be influenced by a number of parameters. So far, it has been established that the formation of Pd-C species is responsible for the behavior of Pd nanoparticles employed as catalysts in a [read more]

Selective Fragmentation of Lignocellulosic Biomass with ZnCl2 center dot 4H(2)O Using a Dissolution/Precipitation Method

Autores: Lara-Serrano, M; Sboiu, DM; Morales-delaRosa, S; Campos-Martin, JM

Article.
Appl. Sci.-Basel. vol: 13. page: .
Fecha: MAR. 2023.
Doi: 10.3390/app13052953.

Resumen:
Lignocellulosic biomass dissolution in an inorganic salt hydrate (ZnCl2 center dot 4H(2)O) and its subsequent precipitation with water for the separation of its main compounds were investigated. For this purpose, different dissolution times and temperatures were studied, where 24 h [read more]

Graphene-TLL-Cu(2)ONPs Hybrid as Highly Efficient Catalyst for Degradation of Organic Compounds

Autores: Losada-Garcia, N; Carranza, J; Palomo, JM

Artículo.
Nanomaterials. vol: 13. page: .
Fecha: FEB. 2023.
Doi: 10.3390/nano13030449.

Resumen:
In this work, Cu2O nanoparticles (NPs) were created in situ on graphene functionalized with Thermomyces lanuginosus lipase (G@TLL) where site-oriented supported TLL acted as template and binder in the presence of copper salt by tailorable synthesis under mild conditions, producing a heterogeneous catalyst. [read more]

Physicochemical properties and photocatalytic activity in the 2-propanol degradation of transition metals (Zr, Zn or Nb) doped TiO2 solids

Autores: Jedidi, W; Arfaoui, J; Caudillo-Flores, U; Munoz-Batista, MJ; Ksibi, Z; Kubacka, A; Ghorbel, A; Fernandez-Garcia, M

Artículo.
Mater. Sci. Eng. B-Adv. Funct. Solid-State Mater.. vol: 286. page: 0921-5107.
Fecha: DEC. 2022.
Doi: 10.1016/j.mseb.2022.116034.

Resumen:
For improving the photocatalytic activity of titania under UV or sunlight (SL) irradiations in the gaseous phase degradation of 2-propanol, M-TiO2 catalysts were synthesized by the sol-gel [read more]

Synthesis of silver and gold nanoparticles-enzyme-polymer conjugate hybrids as dual-activity catalysts for chemoenzymatic cascade reactions

Autores: Naapuri, JM; Losada-Garcia, N; Deska, J; Palomo, JM

Article.
Nanoscale. vol: 14. page: 2040-3364.
Fecha: APR 14. 2022.
Doi: 10.1039/d2nr00361a.

Resumen:
Novel hybrids containing silver or gold nanoparticles have been synthesized in aqueous media and at room temperature using enzymes or tailor-made enzyme-polymer conjugates, which directly induced the formation of inorganic silver or gold species. The choice of pH, protein, or [read more]

Effect of the Carbon Support and Conditions on the Carbothermal Synthesis of Cu-Molybdenum Carbide and Its Application on CO2 Hydrogenation to Methanol

Autores: Dongil, AB; Blanco, E; Villora-Pico, JJ; Sepulveda-Escribano, A; Rodriguez-Ramos, I

Artículo.
Nanomaterials. vol: 12. page: .
Fecha: APR. 2022.
Doi: 10.3390/nano12071048.

Resumen:
The synthesis of methanol by carbon dioxide hydrogenation has been studied using copper-molybdenum carbides supported on high surface area graphite, reduced graphene oxide and carbon nanotubes. The synthesis conditions and the effect of the support were studied. The catalysts [read more]

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