Economía Circular

 

Economía Circular

Kinetics Study of PVA Polymer by Model-Free and Model-Fitting Methods Using TGA
26/02/2024 - Thermogravimetric Analysis (TGA) serves a pivotal technique for evaluating the thermal behavior of Polyvinyl alcohol (PVA), a polymer extensively utilized in the production of fibers, films, and...
Regulating d?Orbital Hybridization of Subgroup?IVB Single Atoms for Efficient Oxygen Reduction Reaction
20/02/2024 - Highly active single?atom electrocatalysts for the oxygen reduction reaction are crucial for improving the energy conversion efficiency, but they suffer from a limited choice of metal centers and...
Valorisation of Sub-Products from Pyrolysis of Carbon Fibre-Reinforced Plastic Waste: Catalytic Recovery of Chemicals from Liquid and Gas Phases
21/02/2024 - Waste carbon fibre-reinforced plastics were recycled by pyrolysis followed by a thermo-catalytic treatment in order to achieve both fibre and resin recovery. The conventional pyrolysis of this waste...
Recycling PVC Waste into CO2 Adsorbents: Optimizing Pyrolysis Valorization with Neuro-Fuzzy Models
20/02/2024 - Nowadays, the environmental challenges associated with plastics are becoming increasingly prominent, making the exploitation of alternatives to landfill disposal a pressing concern. Particularly,...
Efficient Thermal Management with Selective Metamaterial Absorber for Boosting Photothermal CO2 Hydrogenation under Sunlight
16/02/2024 - Highly efficient sunlight?driven catalytic CO2 hydrogenation is achieved by thermal management with designed selective metamaterial absorber. The design enables to achieve an extraordinary CO2...
Electrocatalysis coupled heterogeneous electro-Fenton like treatment of coal gasification wastewater using tourmaline as catalyst: process parameters and response surface
19/02/2024 - Coal gasification technology is essential for realizing clean and efficient conversion of coal, as well as for reducing carbon emissions. However, coal gasification technology is accompanied by a...
Effect of Heat Treatment under Different Atmospheres on the Bonding Properties and Mechanism of Ceramiziable Heat-Resistant Adhesive
18/02/2024 - In this study, a heat-resistant adhesive was prepared using molybdenum-phenolic (Mo-PF) resin as the matrix and TiB2 particle as the ceramizable filler for bonding Al2O3 ceramic substrates. Firstly,...
Pretreating Recycled Carbon Fiber Nonwoven with a Sizing Formulation to Improve the Performance of Thermoplastic Recycled Fiber-Reinforced Composites
19/02/2024 - Pyrolysis is already an established recycling method to recover the carbon fibers of end-of-life composites. However, the pyrolysis process removes the fiber sizing. Fiber sizing is a critical step...
Biomass?Derived Carbon Materials for Electrochemical Energy Storage
13/02/2024 - The design and preparation of biomass?derived porous carbon materials in recent five years was summarized. These carbon materials were briefly catalogized into two types, plant?derived and...
Effects of Pyrolysis Temperature and Acid-Base Pre-Treatment on the Synthesis of Biochar-Based Slow-Release Selenium Fertilizer and Its Release in Soil
14/02/2024 - Plant-derived selenium is an important source of selenium (Se) for humans, which, however, has been restricted by a low content of Se in soil. Traditional Se fertilizers have tended to result in low...
Performance of Full-Component Coal Gasification Fine Slag: High-Value Utilization as Reinforcing Material in Styrene-Butadiene Rubber (ESBR) for Replacing Carbon Black
15/02/2024 - Ultrafine, highly active coal gasification slag (HCGS) was produced via a sustainable, green dry-ball-milling method. Coal gasification fine slag (CGS), a potential environmental pollutant, was used...
Innovative Power Generation Technologies for Improved Household Energy Delivery and Sustainable Future: Classical Solutions from ENEA Research Centre, Trisaia Italy
15/02/2024 - The present communication is focused predominantly on important R&D solutions relevant to renewable energy technologies covering the following: (i) Innovative heat transfer fluid and...
Analysis of Essential Features and Optimal Operational Parameters of an RF-ICP Torch for Waste Treatment Applications
15/02/2024 - Recently, plasma-based pyrolysis has gained increasing prominence as a technology in response to the growing challenges in waste disposal and the recognition of opportunities to generate valuable...
Emerging?Strategies for the Synthesis of Correlated Single Atom Catalysts
09/02/2024 - People have been looking for an energy?efficient and sustainable method to produce future chemicals for decades. Heterogeneous single?atom catalysts (SACs) with atomic dispersion of robust,...
New insights into the effect of pyrolysis temperature on the spectroscopy properties of dissolved organic matter in manure-based biochar
12/02/2024 - Dissolved organic matter (DOM) derived from biochar takes a crucial role in transport and bioavailability toward contaminants; hence, it is undeniable that a thorough analysis of its properties is...
The Discrete Taxonomic Classification of Soils Subjected to Diverse Treatment Modalities and Varied Fertility Grades Utilizing Machine Olfaction
10/02/2024 - Soil classification stands as a pivotal aspect in the domain of agricultural practices and environmental research, wielding substantial influence over decisions related to real-time soil management...
Preparation of Copper-Based Catalysts for Obtaining Methanol by the Chemical Impregnation Method
09/02/2024 - This paper presents the preparation of heterogeneous catalysts for the direct hydrogenation process of CO2 to methanol. The development of the modern chemical industry is inextricably linked to the...
Study on the Photocatalytic Properties of Metal–Organic Framework-Derived C-, N-Co-Doped ZnO
12/02/2024 - In this study, C- and N-co-doped ZnO photocatalysts were prepared through pyrolysis using metal–organic frameworks (MOFs) as precursor materials. The crystal structure, morphology, and...
Flame Spray Pyrolysis Synthesis of Vo-Rich Nano-SrTiO3-x
11/02/2024 - Engineering of oxygen vacancies (Vo) in nanomaterials allows diligent control of their physicochemical properties. SrTiO3 possesses the typical ABO3 structure and has attracted considerable attention...
ZIF67-ZIF8@MFC-Derived Co-Zn/NC Interconnected Frameworks Combined with Perfluorosulfonic Acid Polymer as a Highly Efficient and Stable Composite Electrocatalyst for Oxygen Reduction Reactions
12/02/2024 - The development of precious metal-free (M-N-C) catalysts for the oxygen reduction reaction (ORR) is considered crucial for reducing fuel cell costs. Herein, Co-Zn/NC interconnected frameworks with...
Assessing the degradation profiles of a thermoresponsive polyvinyl alcohol (PVA)?based hydrogel for biomedical applications
08/02/2024 - Primary challenges associated with the design and success of polymeric biomedical devices are generally related to the control of the biomaterial in terms of degradability characteristics, sufficient...