Economía Circular

 

Economía Circular

Sustainable Grease Lubrication Induced by Graphene Oxide and LiFePO4
29/10/2024 - This research investigates the possibility of modifying greases by 2D graphene oxide and lithium iron phosphate (LiFePO4) to enhance the resulting tribological performance. The combination of both...
Durable Organic Coating?Free Superhydrophobic Metal Surface by Paracrystalline State Formation
30/10/2024 - An organic coating?free durable self?superhydrophobic metal surface is achieved by a strategy of femtosecond laser element doping microstructuring on Al alloys followed by repetitive low?temperature...
Cell?Shearing Chemistry Directed Closed?Pore Regeneration in Biomass?Derived Hard Carbons for Ultrafast Sodium Storage
30/10/2024 - This work introduces an innovative DES cell?shearing strategy to tailor the closed?pore structure in bamboo?derived hard carbons. The optimized structure with appropriate closed?pore size (?2nm) and...
Silk Proteins: Designs from Nature with Multipurpose Utility and Infinite Future Possibilities
29/10/2024 - Complex evolutionary pressures result in unique protein fiber designs for silks. This includes multi?domain features and novel amino acid content that accommodate aqueous processing environments with...
Usnic Acid Derivatives as Multi?Target Anti?Alzheimer's Disease Agents: Design, Synthesis, X?Ray Single Crystal Structure of Zn(II) Complex and Biological Activities
30/10/2024 - Alzheimer's disease (AD) is multifactorial, which makes the design of multi?target?directed ligands an attractive strategy for the development of anti?AD drugs. In order to enhance the anti?AD...
Patterns of a sexually selected trait are not predictable across urban and non-urban populations of a songbird, the dark-eyed junco
01/02/2025 - Abstract Urbanization can result in novel selective pressures that can cause phenotypic differences amongst urban-tolerant species across urban and non-urban habitats. Here, we...
Assessment of Heavy Metal Sources and Microplastics in Drainage Deposited Sediments from Highways and Rest Areas
- Highways are considered sites of nonpoint-source pollution. Pollutants such as heavy metals, from vehicles contaminate adjacent soils and water bodies by passing through the drainage systems during...
Settling model to predict microplastics removal efficiency in wastewater treatments
30/10/2024 - Microplastics (MPs) are plastic particles less than 5?mm and become a good carrier and vectors for contaminants in the environment. Current wastewater treatment technologies, including preliminary...
Removing emerging organic pollutants (oxytetracycline) by engineered biochars originated from agricultural wastes
29/10/2024 - Engineered biochars derived from five types of agricultural by?products—macadamia nut shells, rice husks, durian peel, coir, and straw—were synthesized using a hydrothermal method combined with...
The transition towards a sustainable circular economy through life cycle assessment in the building and construction sector: a review and bibliometric analysis
30/10/2024 - Transitioning to a circular economy is indispensable for the construction industry to achieve sustainable development goals. Understanding trends, gaps, and opportunities in life cycle assessment...
Effects of alkaline extraction on behavior of rare earth elements in coal ashes
30/10/2024 - The effects of alkaline extraction on the behavior of rare earth elements in coal ashes were investigated in the present study. Independent variables are the concentration of extractant and...
An integrated environmental and economic assessment for the disposal of food waste from grocery retail stores towards resource recovery
31/10/2024 - Food waste gives rise to many environmental problems. A large amount of food waste is produced by grocery retail stores. It is therefore important to apply efficient food waste treatment...
Enhanced anammox-mediated nitrogen removal in bioelectrochemical systems at prolonged negative electrode potentials
31/10/2024 - Bioelectrochemical anaerobic ammonium oxidation (anammox) systems allow eco-friendly removal of nitrogen from reject wastewater coming from biogas processing as the anammox bacteria have...
Effluents from septic systems and impact on groundwater contamination: a systematic review
31/10/2024 - Globally, 2.2 billion people rely on groundwater for their water supply, and 2.8 billion use onsite sanitation systems for their sanitation needs. Groundwater contamination from septic systems is...
Health risks of environmentally persistent free radicals in atmospheric particulate matter during the spring festival travel season in Tainan, Taiwan
31/10/2024 - Environmentally persistent free radicals (EPFRs) and polycyclic aromatic hydrocarbons (PAHs) are persistent pollutants in atmospheric particulate matter that are detrimental to human health. This...
Heat mitigation in basal compacted clay liners in municipal solid waste landfills
31/10/2024 - In municipal solid waste (MSW) landfills, biodegradation of the organic MSW fraction results in elevated waste and basal liner temperatures which have the potential to cause the clay component of...
Unveiling methane oxidation dynamics, microbial community, and function of Fe(III)-driven anaerobic methane oxidation inside landfill
30/10/2024 - Trivalent iron (Fe3+) could participate in methane (CH4) oxidation as an electron acceptor under anaerobic conditions, but the kinetic process remains unknown in landfills, and the understanding...
Investigation into the impact of acetylene on performance and emission characteristics of a compression ignition engine using a blended biodiesel of ethanol and tamanu oil
30/10/2024 - Due to the significant increase in transportation, traditional fossil fuels utilised in internal combustion engines will only be accessible for a limited duration. Additionally, the harmful...
From source to sink: part 2—seasonal dispersion of microplastics discharged in the NW Mediterranean Sea by the Rhone River in southern France
30/10/2024 - As the largest individual contributor of freshwater inflow to the basin, the Rhone River is likely to be one of the main sources of microplastics (MPs) to the Mediterranean Sea. In order to...
Second-generation biorefineries: single platform for the conversion of lignocellulosic wastes to environmentally important biofuels
30/10/2024 - The continuously increasing demands for various fossil fuels to achieve the day-to-day needs of the human population are growing and causing adverse effects on the environment and leading to the...