Economía Circular
Economía Circular
Catalytic Amounts of an Antibacterial Monomer Enable the Upcycling of Poly(Ethylene Terephthalate) Waste
23/03/2023 -
An optimal approach for the upcycling of plastics is reported, which permits the direct manufacture of high?value advanced materials and avoids monomer regeneration. More specifically, a novel...
Chemical Characterization and Multidirectional Biological Effects of Different Solvent Extracts of Arum elongatum: in Vitro and in Silico Approaches
22/03/2023 -
Arum elongatum (Araceae) is widely used traditionally for the treatment of abdominal pain, arterial hypertension, diabetes mellitus, rheumatism and hemorrhoids. This study investigated the...
Active control of friction realized by vibrational excitation: Numerical simulation based on the Prandtl-Tomlinson model and molecular dynamics
01/07/2023 -
Abstract Superlubricity and active friction control have been extensively researched in order to reduce the consumption of fossil energy, the failure of moving parts, and the...
Enhanced visible-light photocatalytic oxidative desulfurization of model fuel over Pt-decorated carbon-doped TiO2 nanoparticles
23/03/2023 -
Modification of photocatalysts to improve their adsorption and photocatalytic activity in the oxidative desulfurization of liquid fuels has been reported by many investigators. In this study,...
A review on polymers additives in flexible pavement
22/03/2023 -
Abstract Globally, the plastic manufacture developed plastic from many years due to the extensive utilization of the plastics in various sectors. The constant interest of the use...
Development and characterisation of an alginate and expanded graphite based composite for thermochemical heat storage
18/03/2023 -
Abstract Thermochemical heat storage is one of the most attractive technologies to store heat from solar thermal energy or waste heat from industrial processes for its high energy...
A facile approach toward the synthesis of terephthalic acid via aminolytic depolymerization of PET waste and studies on the kinetics of depolymerization
17/03/2023 -
In this polymer?governing era, polyethylene terephthalate (PET) has become one of the most demanding consumables. This growing interest in the production and consumption of plastic products results...
Synthesis and applications of polymer cubosomes and hexosomes
18/03/2023 -
The synthesis and use of polymer cubosomes have received significant attention in recent years. Polymer cubosomes are highly stable colloidal particles with triply periodic minimal surface....
Synthesis of homo polymers and block copolymers of chiral/achiral phenylacetylene derivatives. Spectroscopic and molecular modeling study on solvent?dependent predominance of helical sense
09/03/2023 -
A chiral acetylene monomer, (S)?4?(2?butoxy)phenylacetylene [(S)?1] and an achiral acetylene monomer, 4?propoxyphenylacetylene (2) were block copolymerized using [(nbd)Rh{C(Ph)=CPh2}(PPh3)]/PPh3 as a...
Suitability of Biowaste and Green Waste Composts for Organic Farming in Germany and the Resulting Utilization Potentials
22/03/2023 -
In this study, the suitability of biowaste and green waste composts in organic farming is presented based on quality assurance data of approximately 21,000 compost analyses from 2015 to 2020. The...
Effect of Cymbopogon citratus on Enteric Methane Emission, Nutrients Digestibility, and Energy Partition in Growing Beef Cattle
23/03/2023 -
Methane production is a waste of energy for ruminants and contributes to greenhouse gas emissions. The objective of the present study was to evaluate the anti-methanogenic effect of increasing the...
Ground Improvement by Construction and Demolition Waste (CDW) Soil Mixture Replacement
16/03/2023 -
In several countries, brick and ceramic tile are the most important construction materials; therefore, associated waste generation is common in construction and demolitions. An alternative use for...
Analysis of Rheological Characteristic Studies of Fly-Ash-Based Geopolymer Concrete
20/03/2023 -
Concrete is a versatile construction material used along with a reinforcement. Concrete is made up of binder materials and aggregates. Cement is a primary binder material used to produce conventional...
Cooling Energy and Climate Change Nexus in Arid Climate and the Role of Energy Transition
23/03/2023 -
Buildings are significant contributors to climate change through their energy consumption, particularly in countries with hot and dry climates where cooling services require substantial amounts of...
Sustainable Wood-Waste-Based Thermal Insulation Foam for Building Energy Efficiency
23/03/2023 -
Wood is one of the most abundant biomaterials on Earth, which has been used for centuries in construction applications including furniture, roofing, flooring, and cabinetry. However, wood...
Production of Large-Sized Ceramic Stones Based on Screenings from Waste Heap Processing Using the Technology of Stiff Extrusion for Molding Products
23/03/2023 -
This article discusses the prospects for using large-format ceramic stones in the construction of contemporary homes, as well as an overview of raw materials and technologies for production. The most...
Extraction of Anthocyanin from Rose Petals for Coloration of Biomordanted Wool Fabric
15/03/2023 -
Natural products have gained worldwide favor due to their sustainable and ayurvedic nature. In this study, rose containing anthocyanin was explored as a source of yellowish–pink natural...
Environmental and Health Risk Assessment of Soil Adjacent to a Self-Burning Waste Pile from an Abandoned Coal Mine in Northern Portugal
13/03/2023 -
Abandoned mines and disposal of mining residues can be responsible for the release of potentially toxic elements (PTEs) into the environment causing soil and water contamination, with potential...
Amphibian Skin and Skin Secretion: An Exotic Source of Bioactive Peptides and Its Application
17/03/2023 -
Amphibians have been consumed as an alternative protein source all around the world due to their delicacy. The skin of edible amphibians, particularly frogs and giant salamanders, always goes to...
Preserving Ready-to-Eat Meals Using Microwave Technologies for Future Space Programs
20/03/2023 -
The crewed suborbital and space flights launched by private companies over the past three years have rejuvenated public interest in space travel, including space tourism. Ready-to-eat meals (MREs)...
Reynolds-Averaged Simulation of Drag Reduction in Viscoelastic Pipe Flow with a Fixed Mass Flow Rate
23/03/2023 -
A high molecular polymer solution with viscoelasticity has the effect of reducing frictional drag, which is quite practical for energy saving. Effective simulations of viscoelastic flows in a...
