Results 31 to 40 of about 141,354 (295)

Hydrogenation and hydrodeoxygenation of biomass-derived oxygenates to liquid alkanes for transportation fuels

open access: yesData in Brief, 2018
An attractive approach for the production of transportation fuels from renewable biomass resources is to convert oxygenates into alkanes. In this paper, C5–C20 alkanes formed via the hydrogenation and hydrodeoxygenation of the oligomers of furfuryl ...
Shaohui Sun   +3 more
doaj   +1 more source

The Success Story of Gold-Based Catalysts for Gas- and Liquid-Phase Reactions: A Brief Perspective and Beyond [PDF]

open access: yes, 2019
Gold has long held the fascination of mankind. For millennia it has found use in art, cosmetic metallurgy and architecture; this element is seen as the ultimate statement of prosperity and beauty.
Ivanova, Svetlana   +4 more
core   +1 more source

Microwave assisted heterogeneous catalysis: effects of varying oxygen concentrations on the oxidative coupling of methane [PDF]

open access: yes, 2009
The oxidative coupling of methane was investigated over alumina supported La2O3/CeO2 catalysts under microwave dielectric heating conditions at different oxygen concentrations.
A Machocki   +28 more
core   +1 more source

In Situ Analytical Methods for the Characterization of Mechanochemical Reactions

open access: yesCrystals, 2022
The interest in mechanochemical reactions and their fields of application have increased enormously in recent times. Mechanically activated reactions offer the advantage of cost-efficiency as well as environmentally friendly syntheses routes. In contrast
Claudia Weidenthaler
doaj   +1 more source

Intensified processes for FAME production from waste cooking oil: a technological review [PDF]

open access: yes, 2013
This article reviews the intensification of fatty acid methyl esters (FAME) production from waste cooking oil (WCO) using innovative process equipment. In particular, it addresses the intensification of WCO feedstock transformation by transesterification,
Aubin, Joelle   +2 more
core   +3 more sources

Electronic parameters in cobalt-based perovskite-type oxides as descriptors for chemocatalytic reactions

open access: yesNature Communications, 2020
Design of efficient catalysts requires understanding the decisive electronic parameters for catalytic efficacy and their dependence on elemental composition.
Johannes Simböck   +5 more
doaj   +1 more source

The steam reforming of acetol on Ni/La2O3-Al2O3 studied by transient and isotopic methods

open access: yesCatalysis Communications, 2023
Operando-SSITKA (Mass spectrometry-DRIFTS) and other isotopic experiments were employed to investigate the steam reforming of acetol on 10-wt% Ni/La2O3-Al2O3 at 500 °C. A large concentration (1 
Klito C. Petallidou   +4 more
doaj   +1 more source

Utilization of mechanocatalytic oligosaccharides by ethanologenic Escherichia coli as a model microbial cell factory

open access: yesAMB Express, 2020
Mechanocatalysis is a promising method for depolymerization of lignocellulosic biomass. Microbial utilization of the resulting oligosaccharides is one potential route of adding value to the depolymerized biomass.
Tao Jin   +4 more
doaj   +1 more source

Heterogeneous Catalysis on a Disordered Surface

open access: yes, 1995
We introduce a simple model of heterogeneous catalysis on a disordered surface which consists of two types of randomly distributed sites with different adsorption rates.
D. ben-Avraham   +17 more
core   +1 more source

Porous Nanocrystalline Silicon Supported Bimetallic Pd-Au Catalysts: Preparation, Characterization, and Direct Hydrogen Peroxide Synthesis

open access: yesFrontiers in Chemistry, 2018
Bimetallic Pd-Au catalysts were prepared on the porous nanocrystalline silicon (PSi) for the first time. The catalysts were tested in the reaction of direct hydrogen peroxide synthesis and characterized by standard structural and chemical techniques.
Dmitriy I. Potemkin   +14 more
doaj   +1 more source

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