Economía Circular
Economía Circular
Pyrolysis of raw and film PP/LDPE mixtures by step heating process
01/06/2023 -
Abstract Chemical recycling of is one of the promising ways for waste plastics disposal. In this work, the kinetics and reaction mechanism of polyolefins pyrolysis was studied...
Quantitative In Situ Monitoring of Cu-Atom Release by Cu2O Nanocatalysts under Photocatalytic CO2 Reduction Conditions: New Insights into the Photocorrosion Mechanism
31/05/2023 -
Cu2O is among the most promising photocatalysts for CO2 reduction, however its photocorrosion remains a standalone challenge. Herein, we present an in situ study of the release of Cu ions from Cu2O...
Kinetic and Thermodynamic Study of the Pyrolysis of Plastic Waste
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Plastic has become one of the most commonly used materials, yet it is a major source of pollution of land and aquatic life. The pyrolysis process has been reported to be efficient in converting...
Recent Advances in Porous Carbon Materials as Electrodes for Supercapacitors
26/05/2023 -
Porous carbon materials have demonstrated exceptional performance in various energy and environment-related applications. Recently, research on supercapacitors has been steadily increasing, and...
Kinetic Monte Carlo Convergence Demands for Thermochemical Recycling Kinetics of Vinyl Polymers with Dominant Depropagation
26/05/2023 -
As societal interest in recycling of plastics increases, modeling thermochemical recycling of vinyl polymers, e.g., via pyrolysis or reactive extrusion, becomes increasingly important. A key aspect...
Fabrication of SiC ultrafine fiber with low oxygen content by electrospinning, thermal curing and pyrolysis of cyano-polycarbosilane
26/05/2023 -
The thermal stability of the SiC ultrafine fibers is affected due to the large amounts of oxygen introduced during the oxidative curing process. In this work, cyano-polycarbosilane (PCSCN) and...
Bimetallic 3D hollow-nanoshell FeCo-oxynitride/N and S co-doped carbon nanotubes as a robust bifunctional oxygen electrocatalyst for rechargeable Zn-air batteries
24/05/2023 -
Abstract Herein, a novel 3D hierarchically hollow-shell porous structure of iron cobalt oxynitride anchored nitrogen and sulfur-doped bamboo-like carbon nanotubes (FeCo2ON/NSCNTs)...
Flame Retardancy Index (FRI) for Polymer Materials Ranking
23/05/2023 -
In 2019, we introduced Flame Retardancy Index (FRI) as a universal dimensionless index for the classification of flame-retardant polymer materials (Polymers, 2019, 11(3), 407). FRI simply takes the...
Insights into Anthropogenic Micro- and Nanoplastic Accumulation in Drinking Water Sources and Their Potential Effects on Human Health
23/05/2023 -
Anthropogenic microplastics (MPs) and nanoplastics (NPs) are ubiquitous pollutants found in aquatic, food, soil and air environments. Recently, drinking water for human consumption has been...
Nanoengineered design of inside?heating hot nanoreactor surrounded by cool environment for selective hydrogenations
19/05/2023 -
Catalysts with designable intelligent nanostructure may potentially drive the changes of chemical reaction techniques. Herein, we designed a multi?function integrating nanocatalyst, Pt?containing...
Synthesis of Ir Catalysts Featuring Amide?functionalized NHC Ligands and Survey of their Activity on Formic Acid Dehydrogenation
19/05/2023 -
A family of Ir catalysts featuring amide?functionalized NHC ligands has been prepared and their reactivity explored. The activity of these complexes has been explored in the dehydrogenation of formic...
Flame retardancy, combustion, and ceramization behavior of ceramifiable flame?retardant room temperature vulcanized silicone rubber foam
20/05/2023 -
Two types of ceramifiable flame?retardant room temperature vulcanized (RTV) silicone rubber foam containing mica power (MP) were prepared by using glass powder (GP) as fluxing agents and aluminum...
Study on the Thermogravimetric Kinetics of Dehydrated Sewage Sludge Regulated by Cationic Polyacrylamide and Sawdust
21/05/2023 -
With the continuous increase in sewage-sludge production worldwide, the pyrolytic disposal of sludge has received great attention. To build knowledge on the kinetics of pyrolysis, first, sludge was...
De?Brominating Flame?Retardant Polystyrene by Utilizing Basic Oxides in Chemical Recycling
17/05/2023 -
Polystyrene is well suitable for chemical recycling as it easily depolymerizes into its monomer. However, some waste sources contain critical additives, such as brominated flame retardants. During...
The Potential of Waste Phloem Fraction of Quercus cerris Bark in Biochar Production
26/04/2023 -
Quercus cerris phloem is a lignocellulosic waste fraction obtained from bark fractionation. Biochars are technologically interesting functional materials that may be produced from lignocellulosic...
Use of By-Products from Gasification and Carbonization from Polymeric Residues and Biomass for Application in Liquid Phase Adsorption
27/04/2023 -
The search for strategies that contribute to circular economy, based on the valorization of by-products of the most diverse industries and processes, is one of the main environmental objectives at...
The Components’ Roles in Thermal Stability and Flammability of Cork Powder
18/05/2023 -
In this study, an analysis of the influence of extractives, suberin and lignocellulosic components on the pyrolysis decomposition and fire reaction mechanisms of a cork oak powder from Quercus suber...
Facile Synthesis of Functionalized Porous Carbon by Direct Pyrolysis of Anacardium occidentale Nut-Skin Waste and Its Utilization towards Supercapacitors
16/05/2023 -
Preparing electrode materials plays an essential role in the fabrication of high-performance supercapacitors. In general, heteroatom doping in carbon-based electrode materials enhances the...
Techno-Economic Evaluation of the Thermochemical Energy Valorization of Construction Waste and Algae Biomass: A Case Study for a Biomass Treatment Plant in Northern Greece
18/05/2023 -
Biomass treatment for energy production is a promising way for achieving fossil fuel replacement and environmental relief. Thermochemical processes are a common way of processing biomass, but their...
Adsorption and desorption of polychlorinated biphenyls on biochar colloids with different pyrolysis temperatures: the effect of solution chemistry
15/05/2023 -
Biochar releases colloidal particles into the environment during applications and aging which can become carriers of pollutants and influence on the environmental risk of pollutants due to the...
Studies on drug carrier potential of spherical boron nitride nanoparticles in cancer therapy
10/05/2023 -
Abstract In recent years, various boron nitride (BN) based nanostructures have emerged as drug carriers for biomedical applications. Herein, the drug carrier potential of...
