Buscar
Mostrando ítems 11-20 de 22
Artículo
Zero-valent ML2complexes of Group 10 Metals Supported by Terphenyl Phosphanes
(Royal Society of Chemistry, 2021)
Bulky terphenyl phosphane ligands PMe2Ar′ (Ar′ = terphenyl group) facilitate the isolation of zero-valent bis-phosphane complexes of nickel, palladium and platinum. The former show coordination numbers greater than two in ...
Artículo
Evidence of new Ni-O-K catalytic sites with superior stability for methane dry reforming
(Elsevier, 2022)
Liquid fuels produced via Fischer-Tropsch synthesis from biomass-derived syngas constitute an attractive and sustainable energy vector for the transportation sector. This study focuses on the role of potassium as a promoter ...
Artículo
Structural Reversibility of LaCo1-xCuxO3 Followed by In Situ X-ray Diffraction and Absorption Spectroscopy
(Wiley, 2018)
Combinations of perovskite-type oxides with transition andprecious metals exhibit a remarkable self-regenerable propertythat could be exploited for numerous practical applications. Theobjective of the present work was to ...
Artículo
Development of silica‐based biodegradable submicrometric carriers and investigating their characteristics as in vitro delivery vehicles
(MDPI, 2020)
Nanostructured silica (SiO2)-based materials are attractive carriers for the delivery of bioactive compounds into cells. In this study, we developed hollow submicrometric particles composed of SiO2 capsules that were ...
Artículo
Biodegradable particles for protein delivery: estimation of the release kinetics inside cells
(Elsevier, 2022-08)
A methodology to quantify the efficiency of the protein loading and in-vitro delivery for biodegradable capsules with different architectures based on polyelectrolytes (dextran sulfate, poly-L-arginine and polyethylenimine) and ...
Artículo
Important Role of NH-Carbazole in Aryl Amination Reactions Catalyzed by 2-Aminobiphenyl Palladacycles
(American Chemical Society, 2023)
2-Aminobiphenyl palladacycles are among the most successful precatalysts for Pd-catalyzed cross-coupling reactions, including aryl amination. However, the role of NH-carbazole, a byproduct of precatalyst activation, remains ...
Artículo
Ligand Postsynthetic Functionalization with Fluorinated Boranes and Implications in Hydrogenation Catalysis
(American Chemical Society, 2023)
The incorporation of boron functionalities into transition-metal catalysts has become a promising strategy to improve catalytic performance, although their synthesis typically entails the preparation of sophisticated ...
Artículo
Mechanism of Dihydrogen Splitting by An Apparent Bimetallic Frustrated Lewis Pair based on Ir(III)/Pt(0)
(Wiley-Blackwell, 2023)
The incorporation of transition metals into frustrated Lewis pairs (FLPs) offers multiple opportunities for bond activation and catalysis. In this work, we explore the combination of the Lewis acidic Ir(III) cation ...
Artículo
Ruthenium Nanoparticles Stabilized by 1,2,3-Triazolylidene Ligands in the Hydrogen Isotope Exchange of E-H Bonds (E = B, Si, Ge, Sn) Using Deuterium Gas
(Royal Society of Chemistry, 2023)
A series of ruthenium nanoparticles (Ru·MIC) stabilized with different mesoionic 1,2,3-triazolylidene (MIC) ligands were prepared by decomposition of the Ru(COD)(COT) (COD = 1,5-cyclooctadiene; COT = 1,3,5-cyclooctatriene) ...
Artículo
Investigating the room- and cryo-milling impact in lignocellulosic biomass and its consequence over pyrolysis and oxidative treatments
(Elsevier, 2024-01-12)
The lignocellulosic biomass recalcitrance is the uppermost factor for the utilization of this renewable resource. The development of new pre-treatments, addressed to enhance performance in lignocellulosic biomass conversion ...