Circular Economy

 

Circular Economy

Molecularly imprinted dispersive micro solid-phase extraction and tandem derivatization for the determination of histamine in fermented wines
- Histamine causes allergic reactions and can serve as an indicator for assessing food quality. This study designed and developed a dispersive micro solid-phase extraction (D-?SPE) method that...
Vortex-assisted hydrophobic natural deep eutectic solvent liquid-liquid microextraction for the removal of silver ions from environmental water
- This study presents a novel approach for the quantification of silver ions in environmental water through the utilization of liquid-liquid microextraction, employing natural deep eutectic solvents...
Indolyl?4H?Chromene Derivatives as Antibacterial Agents: Synthesis, in Vitro and in Silico Studies
05/12/2023 - In this study, indolyl?4H?chromene derivatives are designed and synthesised using an eco?friendly multicomponent one?pot synthesis using benzaldehydes, nitroketene N, S?acetals, and indoles combine...
Visible Light Induced Imide Alkylation of Azauracils with Aryl Diazoesters
05/12/2023 - A visible light?induced green and sustainable N?H functionalization of (aza)uracils with ??diazo esters leading to imide alkylation is described. The reaction does not require any catalyst or...
A review on existing and emerging approaches for textile wastewater treatments: challenges and future perspectives
06/12/2023 - This comprehensive review explores the complex environment of textile wastewater treatment technologies, highlighting both well-established and emerging techniques. Textile wastewater poses a...
Magnetic nanocomposite hydrogel with ultra?stretchable as strain sensors for monitoring human motion and the change of magnetic field
06/12/2023 - A new wash?resistant flame retardant DOPO?p was synthesised based on DOPO and p?hydroxybenzaldehyde, which effectively improved the fire safety performance of fabrics.AbstractTerylene/cotton (TC)...
Application of machine learning in polymer additive manufacturing: A review
06/12/2023 - Additive manufacturing (AM) is a revolutionary technology that enables production of intricate structures while minimizing material waste. However, its full potential has yet to be realized due to...
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...
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...
Properties of Heat-Assisted pH Shifting and Compounded Chitosan from Insoluble Rice Peptide Precipitate and Its Application in the Curcumin-Loaded Pickering Emulsions
06/12/2023 - Curcumin exhibits antioxidant and antitumor properties, but its poor chemical stability limits its application. Insoluble peptide precipitates formed by proteolysis of rice glutelin are usually...
Opuntia Ficus-Indica Peel By-Product as a Natural Antioxidant Food Additive and Natural Anticoccidial Drug
07/12/2023 - The present study was carried out to valorize the Opuntia ficus-indica (OFI) by-products by extracting and identifying their biochemical compounds and evaluating their antioxidant potential by in...
Three-Dimensional Printing of Multifunctional Composites: Fabrication, Applications, and Biodegradability Assessment
06/12/2023 - Additive manufacturing, with its wide range of printable materials, and ability to minimize material usage, reduce labor costs, and minimize waste, has sparked a growing enthusiasm among researchers...
The Influence of Single-Walled Carbon Nanotubes on the Aging Performance of Polymer-Modified Binders
06/12/2023 - The use of polymer-modified binders in asphalt concrete makes it possible to increase the efficiency and durability of highways. However, at present, there is an important and unresolved problem in...
Infrastructure in the Age of Pandemics: Utilizing Polypropylene-Based Mask Waste for Durable and Sustainable Road Pavements
05/12/2023 - When navigating the environmental exigencies precipitated by global pandemics, the escalation of mask waste presents a multifaceted dilemma. In this avant-garde research, we unveil a novel approach:...
Self-Healing Sulfonated Poly(ether ether ketone)-Based Polymer Electrolyte Membrane for Direct Methanol Fuel Cells: Effect of Solvent Content
08/12/2023 - Proton exchange membranes (PEMs) with superior characteristics are needed to advance fuel cell technology. Nafion, the most used PEM in direct methanol fuel cells (DMFCs), has excellent proton...
Maximizing the Recovery of Phenolic Antioxidants from Wild Strawberry (Fragaria vesca) Leaves Using Microwave-Assisted Extraction and Accelerated Solvent Extraction
06/12/2023 - Due to the presence of diverse phenolic classes in wild strawberry (Fragaria vesca L.) leaves, there is an ever-growing effort to find new, efficient methods for their recovery and detailed...
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...
Enhancing properties and sustainability: Surface modified Cymbopogon flexuosus stem fiber for green composite materials
06/12/2023 - Schematic representation of treated Cymbopogon flexuosus stem fiber?reinforced composites extracted from the waste residue of an oil industry.The lignocellulosic fiber has distinct capacities and...
Ordered nanoassemblies from self?assembly of amphiphilic molecule containing pillar[5]arene and azobenzene groups
06/12/2023 - The derivatization of pillar[n]arenes is a prerequisite for endowing them with functions, as well as enriching the application of pillar[n]arene materials in advanced material science. Herein, we...
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...