Circular Economy
Circular Economy
ESSENTIAL
Environmentally Friendly Sustainable Thermoset Vitrimer-Containing Polyrotaxane
30/10/2023 -
Durable green plastics with extended lifespans have self-healing properties and shape memory and are chemically recyclable and marine biodegradable. These plastics are attracting attention in...
A pseudo?Double?Network Hydrogel Built upon Layered Double Hydroxides with Self?Strengthening Properties
06/12/2023 -
While great achievements have been made in the development of mechanically robust nanocomposite hydrogels, incorporating multiple interactions on the bases of two demensional inorganic cross?linkers...
Nitrogen-doped Zn/Fe@PCN derived from metal–organic frameworks activating persulfate to efficiently degrade rhodamine B
06/12/2023 -
The Zn/Fe@N-doped porous graphitic carbon catalyst (Zn/Fe@PCN) was successfully produced through one-step pyrolysis of g-C3N4 and Zn/Fe-MOF and was used for the activation of persulfate (PS) for...
Reusing blended leach residue by flash sintering method
06/12/2023 -
In this study, the effects of different sintering methodology on grain formation, density, and hardness of blended leach residue (B?LR) pellets is investigated. For the first time, the flash...
One?pot method for upcycling polycarbonate waste to yield high?strength, BPA?free composites
06/12/2023 -
Environmental damage caused by waste plastics and downstream chemical breakdown products is a modern crisis. Endocrine?disrupting bisphenol A (BPA), found in breakdown products of poly(bisphenol A...
Modification of biomass furan-based PEF copolyester with glycerol
06/12/2023 -
In order to solve the problem of low molecular weight in the synthesis of poly(ethylene 2,5-furandicarboxylate) (PEF) copolyester with titanium-based catalysts, this paper introduce an appropriate...
A 4E Comparative Study between BIPV and BIPVT Systems in Order to Achieve Zero-Energy Building in Cold Climate
05/12/2023 -
The growing demand for energy has led to the popularity of building integrated photovoltaic (BIPV) systems. However, photovoltaic (PV) system efficiency decreases as the temperature increases. To...
Experimental Study on Flexural Performance of Recycled Steel Fiber Concrete Beams
07/12/2023 -
We sorted the waste from mechanical processing to form recycled steel fibers. In order to study the flexural mechanical properties of reinforced concrete beams after the addition of recycled steel...
Facile Fabrication of Nickel Supported on Reduced Graphene Oxide Composite for Oxygen Reduction Reaction
05/12/2023 -
Due to the depletion of fossil fuels, the demand for renewable energy has increased, thus stimulating the development of novel materials for energy conversion devices such as fuel cells. In this...
Direct 3D Printing of Recycled PET/PP Granules by Shear Screw Extrusion
05/12/2023 -
This article introduces a one-step extrusion-based fused deposition modeling (FDM) approach for the challenging separation of polypropylene (PP) and polyethylene terephthalate (PET) during recycling....
Polyhydroxyurethane and Poly(Ethylene Oxide) Multiblock Copolymer Networks: Crosslinking with Polysilsesquioxane, Reprocessing and Solid Polyelectrolyte Properties
07/12/2023 -
This contribution reports the synthesis of polyhydroxyurethane (PHU)-poly(ethylene oxide) (PEO) multiblock copolymer networks crosslinked with polysilsesquioxane (PSSQ). First, the linear PHU-PEO...
Sustainable Harnessing of SiO2 Nanoparticles from Rice Husks: A Review of the Best Synthesis and Applications
05/12/2023 -
The extraction of silica particles from rice husks has been extensively studied. This review aims to present the most efficient approach to harnessing rice husk biomass and converting silica into...
A Cross-Cultural Analysis for Plastic Waste Perception of Students from Romania and Turkey
06/12/2023 -
The article brings to attention a cross cultural model related to the perception of students in relation to the current problem of plastic waste. To create the model, a questionnaire was applied...
Recycling Waste Plastics into Plastic-Bonded Sand Interlocking Blocks for Wall Construction in Developing Countries
06/12/2023 -
This paper reports on using waste polyethylene to form plastic-bonded sand interlocking blocks for wall construction. The production process, mechanical properties, and failure mechanisms of three...
Triazine?based Mesoporous Organic Polymers as Palladium Supports: Physicochemical Properties, Porosity, and Catalytic Performance in Suzuki Coupling Reaction
06/12/2023 -
This article reports the new mesoporous triazine?based organic polymer preparation and its characterization. The polymers were synthesized via a nucleophilic condensation reaction between cyanuric...
Development and Characterization of Bentonite/Hydroxyapatite-Based Chitosan Hybrid Composite for Effective Removal of Methylene Blue
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Many dyeing industries release toxic effluents to water bodies that can severely affect human health, aquatic life, and other living organisms. Hence, the treatment of dyeing effluent is mandatory to...
Synthesis of High?Purity Monocalcium Phosphate Monohydrate from Crab Shell Waste
30/11/2023 -
Waste crab shells were used to produce precipitated calcium carbonate powder for rapid monocalcium phosphate monohydrate (MCPM) synthesis. The method of shell recycling into a calcium carbonate...
Effiziente Hochtemperatur?Gasreinigung mittels Elektroabscheider: Zukünftige Anwendungsgebiete zur Wertstoffrückgewinnung und optimierten WärmeübertragungEfficient High?Temperature Gas Cleaning Using Electrostatic Precipitation: Future Areas of Application for Resource Recovery and Optimal Heat Recovery
01/12/2023 -
Steigende Energiepreise erfordern einen effizienteren Betrieb von Hochtemperaturprozessen. Die Heißgasreinigung mittels Elektroabscheider vereinfacht zukünftig die effiziente Rückgewinnung von...
Shedding light on the poly(5?ethylidene?2?norbornene) microstructural differences: Skeleton rearrangements during polymerization
01/12/2023 -
4?OH?TEMPO is loaded through a polyaryl ether sulfone containing carboxyl side chains. The catalyst was able to catalyze the oxidation of benzyl alcohol by synergistic action with co?catalyst NO....
The effect of laboratory synthesized and modified layered double hydroxides on recycled and neat high-density polyethylene matrix properties using stearic acid as an interface modifier
02/12/2023 -
Abstract This research investigated the effect of layered double hydroxides (LDH) as nanofillers on recycled and neat high-density polyethylene (HDPE) properties. Unmodified and...
