Browsing DQO-Artículos, capítulos, libros... by Title
Now showing items 1-20 of 353
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2D copper-imidazolate framework without thermal treatment as an efficient ORR electrocatalyst for Zn–air batteries
(Royal Society of Chemistry, 2022)To face unmet energy demands, the search for more stable, low-cost, and scalable electrocatalyst materials is imperative. Within this context, single-atom catalysts (SACs) have drawn considerable attention due to their ... -
3D Hierarchical Composites of Hydrotalcite-Coated Carbon Microspheres as Catalysts in Baeyer–Villiger Oxidation Reactions
(MDPI, 2024)The use of heterogeneous catalysts is fundamental in the search for sustainable chemical processes. Research on hierarchical materials is a growing field aimed at optimizing the synthesis of catalysts. In this work, layered ... -
A Biofuel Similar to Biodiesel Obtained by Using a Lipase from Rhizopus oryzae, Optimized by Response Surface Methodology
(MDPI, 2014)A new biodiesel-like biofuel is obtained by the enzymatic ethanolysis reaction of sunflower oil with ethanol, in free solvent media, by using BIOLIPASE-R, a multipurpose alimentary additive from Biocon®-Spain that is a ... -
A Comparative Study of Cerium- and Ytterbium-Based GO/g-C3N4/Fe2O3 Composites for Electrochemical and Photocatalytic Applications
(MDPI, 2021)The design of sustainable and efficient materials for efficient energy storage and degradation of environmental pollutants (specifically organic dyes) is a matter of major interest these days. For this purpose, cerium- and ... -
A Comparative Study of Particle Size Distribution of Graphene Nanosheets Synthesized by an Ultrasound-Assisted Method
(MDPI, 2019)Graphene-based materials are highly interesting in virtue of their excellent chemical, physical and mechanical properties that make them extremely useful as privileged materials in different industrial applications. ... -
A Continuous flow approach for the desulfurative bromination of sulfides
(Elsevier, 2024)The preparation of alkyl bromides is a pivotal transformation in organic chemistry. The wide range of applications that bromides have as building blocks render this class of compounds a privileged motif widely used in the ... -
A Dry Milling Approach for the Synthesis of Highly Active Nanoparticles Supported on Porous Materials
(Wiley, 2011)Shake it up: Exceptionally well-dispersed supported iron nanoparticles supported on a mesoporous Al-SBA-15 with an unprecedented activity can be prepared by using a simple and efficient dry-milling mechanochemical approach ... -
A new biofuel production by using response surface methodology and rhizopus oryzae derived lipase
(Universidad de Córdoba, 2010) -
A new Star(ch) is born: Starbons as biomass-derived mesoporous carbonaceous materials
(Grupo Español del Carbón, 2012)Porous carbon materials are present in a wide range of technologically important applications, including separation science, heterogeneous catalyst supports, water purification filters, stationary phase materials, as ... -
A Review on Green Hydrogen Valorization by Heterogeneous Catalytic Hydrogenation of Captured CO2 into Value-Added Products
(MDPI, 2022)The catalytic hydrogenation of captured CO2 by different industrial processes allows obtaining liquid biofuels and some chemical products that not only present the interest of being obtained from a very low-cost raw material ... -
A Sustainable Approach for the Synthesis of Catalytically Active Peroxidase-Mimic ZnS Catalysts
(ACS Publications, 2019)Zinc sulfides are emerging as promising catalysts in different fields such as photochemistry or organic synthesis. Nevertheless, the synthesis of ZnS compounds normally requires the utilization of toxic sulfur precursors, ... -
Acetone Prospect as an Additive to Allow the Use of Castor and Sunflower Oils as Drop-In Biofuels in Diesel/Acetone/Vegetable Oil Triple Blends for Application in Diesel Engines
(MDPI, 2020)The present paper investigates the feasibility of using acetone (ACE) in triple blends with fossil diesel (D) and straight vegetable oils (SVOs) as alternative fuel for diesel engines. In this respect, ACE is selected as ... -
Acetylation of Eugenol on Functionalized Mesoporous Aluminosilicates Synthesized from Amazonian Flint Kaolin
(MDPI, 2020)The present work was aimed to investigate the catalytic activity of a mesoporous catalyst synthesized from 3-mercaptopropyltrimethoxysilane (MPTS) functionalized Amazonian flint kaolin in the acetylation of eugenol with ... -
Acetylation of Eugenol over 12-Molybdophosphoric Acid Anchored in Mesoporous Silicate Support Synthesized from Flint Kaolin
(MDPI, 2019)A new prepared catalyst, 12-molybdophosphoric acid (HPMo) anchored to the mesoporous aluminosilicate AlSiM, synthesized from Amazon kaolin, was characterized and used as a heterogeneous acid catalyst for the production of ... -
Activity of materials microporous and mesoporous (M41S, SBA-15) in the Friedel-Crafts alkylation of toluene with benzyl choride
(Universidad de Córdoba, 2011) -
Advanced Biofuels from ABE (Acetone/Butanol/Ethanol) and Vegetable Oils (Castor or Sunflower Oil) for Using in Triple Blends with Diesel: Evaluation on a Diesel Engine
(MDPI, 2022)From a technical and economic point of view, our aim is to provide viable solutions for the replacement of fossil fuels which are currently used in internal combustion diesel engines. In this research, two new biofuels ... -
Advances in nanocatalysts design for biofuels production
(Wiley-VCH, 2017)The exploitation of nanocatalysts, at the boundary between homogeneous and heterogeneous catalysis, is tracking new efficient ways to produce renewable biofuels in environmentally friendly conditions. Their solid state ... -
Aldol Condensation of Furfural with Acetone Over Mg/Al Mixed Oxides. Influence of Water and Synthesis Method
(MDPI, 2019)Aldol condensation of furfural and acetone (an important initial step to obtain diesel from biomass) was studied over MgAl mixed oxides. The influence of the utilization of microwaves and/or a surfactant (Pluronic 123) ... -
Alkylation activity of ball-milled synthesized highly active Nanoparticles Supported on Porous Materials
(Universidad de Córdoba, 2017)