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Mostrando ítems 71-80 de 93
Artículo
Enroute to the Carbon-Neutrality Goals via the Targeted Development of Ammonia as a Potential Nitrogen-Based Energy Carrier
(AMER CHEMICAL SOC, 2023)
The reliance of a future carbon-free horizon is strongly aligned with the long-term energy storage avenues which are completely derived from renewable energy resources. Ammonia with its high energy content and density can ...
Artículo
Flexible Kinetic Model Determination of Reactions in Materials under Isothermal Conditions
(MDPI, 2023)
Kinetic analysis remains a powerful tool for studying a large variety of reactions, which lies at the core of material science and industry. It aims at obtaining the kinetic parameters and model that best describe a given ...
Artículo
Formic Acid Dehydrogenation over a Monometallic Pd and Bimetallic Pd:Co Catalyst Supported on Activated Carbon
(MPDI, 2023)
In this study, palladium is proposed as an active site for formic acid dehydrogenation reaction. Pd activity was modulated with Co metal with the final aim of finding a synergistic effect that makes possible efficient ...
Artículo
Cu(I) and Ag(I) complexes of two sterically demanding Xylyl-Substituted phosphine Ligands: Synthesis, Characterization, and structural examination
(Elsevier, 2023)
Two sterically demanding tertiary phosphines, PiPr2Xyl and PtBu2Xyl, (Xyl = 2,6-dimethylphenyl), the latter reported here for the first time, have been used to synthesize a series of dinuclear complexes of the general ...
Artículo
Effect of the TiO2-carbon Interface on Charge Transfer and Ethanol Photo-reforming
(Elsevier, 2023)
Carbonaceous materials have been widely used in photocatalysis to solve the drawback of rapid electron-hole recombination rate of semiconductors such as titania. To further understand the charge separation mechanism and ...
Artículo
Direct Comparison of Surface Crystal Growth Kinetics in Chalcogenide Glass Measured by Microscopy and DSC
(Wiley-Blackwell, 2023)
Surface crystallization in fine powder Se70Te30 chalcogenide glass was studied by differential scanning calorimetry (DSC) and optical microscopy. A complex kinetic analysis of these experimental data reveals that the ...
Artículo
Guaiacol Hydrotreatment in an Integrated APR-HDO Process: Exploring the Promoting Effect of Platinum on Ni–Pt Catalysts and Assessing Methanol and Glycerol as Hydrogen Sources
(Elsevier, 2023)
This study presents an integrated approach combining aqueous phase reforming (APR) and hydrodeoxygenation (HDO) for the hydrotreatment of guaiacol, a model compound representing lignin-derived phenols in pyrolysis bio-oils. ...
Artículo
Ru(II)-Arene Complexes of Curcumin and Bisdesmethoxycurcumin Metabolites
(American Chemical Society, 2024-04-18)
Curcuminoids and their complexes continue to attract attention in medicinal chemistry, but little attention has been given to their metabolic derivatives. Here, the first examples of (arene)Ru(II) complexes with curcuminoid ...
Artículo
Functionalized Biochars as Supports for Ru/C Catalysts: Tunable and Efficient Materials for γ-Valerolactone Production
(MDPI, 2023)
Cotton stalks-based biochars were prepared and used to synthetize Ru-supported catalysts for selective production of γ-valerolactone from levulinic acid in aqueous media. Different biochars’ pre-treatments (HNO3, ZnCl2, ...
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 ...