Economía Circular
Economía Circular
Catalytic pyrolysis of waste printed circuit boards to organic bromine: reaction mechanism and comprehensive recovery
25/09/2023 -
The production of waste printed circuit boards (WPCBs) is increasing, and its complex composition makes recycling difficult. In addition, the presence of heavy metals and brominated flame...
Tin sulfide supported on cellulose nanocrystals-derived carbon as a green and effective catalyst for CO2 electroreduction to formate
23/09/2023 -
Abstract This work reports a whole green two-step approach for the synthesis of novel catalysts for efficient CO2 conversion. A conductive carbon support was firstly obtained via...
Aerospace, Vol. 10, Pages 832: Thermal Decomposition of Ammonium Dinitramide (ADN) as Green Energy Source for Space Propulsion
25/09/2023 -
The thermal decomposition of an ammonium dinitramide-based energetic compound was conducted for the first time using a dispersive inductively coupled plasma mass spectrometer, DTA-TG analysis, and...
Study of the Application of Recycled Gold Nanoparticles in Coatings for Eyewear Lenses
22/09/2023 -
The surface plasmon resonance of gold nanoparticles causes visible light absorption and scattering effects that may be used in optical coatings for eliminating blue light emission from display...
Pyrolysis of Pine Wood in the Presence of Boron–Nitrogen Compounds
22/09/2023 -
The actuality of this research is determined by the intensification of new ways of processing woody biomass. This requires revealing the impact of various physicochemical factors on the thermal...
Pyrolysis Enzymolysis-Treated Pomelo Peel: Porous Carbon Materials with Fe−Nx Sites for High-Performance Supercapacitor and Efficient Oxygen Reduction Applications
25/09/2023 -
This paper proposes a different strategy for deriving carbon materials from biomass, abandoning traditional strong corrosive activators and using a top−down approach with a mild green...
Low-Pressure Hydrothermal Processing of Disposable Face Masks into Oils
23/09/2023 -
A total of 5.4 million tons of face masks were generated worldwide annually in 2021. Most of these used masks went to landfills or entered the environment, posing serious risks to wildlife, humans,...
The Effect of Drying Variables on the Microwave–Vacuum-Drying Characteristics of Mulberries (Morus alba L.): Experiments and Multivariate Models
20/09/2023 -
It is easy to cause increases in temperature and the gasification of water in materials, facilitated via supercharging and the generation of instantaneous strong pressure under the collaborative...
A Preliminary Study on the Use of Highly Aromatic Pyrolysis Oils Coming from Plastic Waste as Alternative Liquid Fuels
20/09/2023 -
In this work, the low-temperature pyrolysis of a real plastic mixture sample collected at a WEEE-authorised recycling facility has been investigated. The sample was pyrolysed in a batch reactor in...
Nanostructured PbSe Films Deposited by Spray Pyrolysis Using PbSe Colloidal Solutions
20/09/2023 -
This work describes the spray pyrolysis deposition of PbSe films, using as-prepared PbSe colloids as the starting solution. The PbSe colloids were prepared by using the alkahest approach, where Pb...
Thermal Behavior and Pyrolysis Kinetics of Mushroom Residue with the Introduction of Waste Plastics
19/09/2023 -
Co-pyrolysis is considered a very promising technology for the treatment of solid wastes as it can rapidly realize the volume reduction of raw materials and obtain high value-added products. To...
Facile Synthesis of Ru Nanoboxes with a Hexagonal Close?Packed Structure by Templating with Ag Nanocubes and Their Catalytic Properties
17/09/2023 -
Noble?metal nanoboxes offer an attractive form of nanomaterials for catalytic applications owing to their open structure and high utilization efficiency of atoms. Herein, we report the facile...
Preparation of nano SiC by carbothermic reduction of silicon cutting waste with phenolic resin
16/09/2023 -
With the vigorous development of photovoltaic industry, considerable amount of silicon cutting waste (SCW) has been generated and aroused a series of environmental problems. Current recycling methods...
Photoluminous Response of Biocomposites Produced with Charcoal
16/09/2023 -
Due to the possible effects of global warming, new materials that do not have a negative impact on the environment are being studied. To serve a variety of industries and outdoor applications, it is...
Analytical Pyrolysis of Pinus radiata and Eucalyptus globulus: Effects of Microwave Pretreatment on Pyrolytic Vapours Composition
17/09/2023 -
Pinus radiata (PR) and Eucalyptus globulus (EG) are the most planted species in Chile. This research aims to evaluate the pyrolysis behaviour of PR and EG from the Bío...
Pyrolysis Behavior and Kinetics of Typical Crop Straw in Henan Province at Different Heating Rates
15/09/2023 -
Straw, which is characterized by its low cost, large quantity, and rich supply of biomass energy, is often converted into energy that can be utilized in industrial production through pyrolysis...
Exploration of Pyrolysis Behaviors of Waste Plastics (Polypropylene Plastic/Polyethylene Plastic/Polystyrene Plastic): Macro-Thermal Kinetics and Micro-Pyrolysis Mechanism
15/09/2023 -
Pyrolysis is a promising technology used to recycle both the energy and chemicals in plastics. Three types of plastics, polyethylene plastic (PE), polypropylene plastic (PP) and polystyrene plastic...
Unleashing The Full Potential of Photo?Driven Co Hydrogenation to Light Olefins Over Carbon?Coated CoMn?Based Catalysts
13/09/2023 -
As a nonpetroleum process, photo?driven Fischer?Tropsch synthesis provides a practical approach for the synthesis of light olefins. However, maximizing the solar energy conversion efficiency based on...
Dual Pd?acid sites confined in a hierarchical core?shell structure for hydrogenation of nitrobenzene
13/09/2023 -
A core?shell structured Pd@TS?1@meso?SiO2 catalyst with confined Pd nanometals has been fabricated by one?pot synthesis, impregnation method and sol?gel method. With the promotion of acid sites and...
Aerospace, Vol. 10, Pages 800: Combustion Characteristics of HTPB-Based Hybrid Rocket Fuels: Using Nickel Oxide as the Polymer Matrix Pyrolysis Catalyst
13/09/2023 -
The slow regression rate induced by the high pyrolysis difficulty has limited the application and development of hydroxyl-terminated polybutadiene (HTPB)-based fuels in hybrid rocket propulsion....
Screening of Commercial Organic Solvent Nanofiltration Membranes for Purification of Plastic Waste Pyrolysis Liquids
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Increasing consumption rates of plastics, combined with the waste generated from their production, leads to several environmental problems. Presently, plastic recycling takes account of only about...
