Materiales avanzados

 

Materiales avanzados

Health risk assessment of heavy metal pollutants in Iranian hen eggs: a systematic review and meta-analysis
15/04/2024 - Eggs are a high-quality, nutrient-dense source of protein that is available at a relatively low price and the contamination of eggs by heavy metals is an important issue in public health. This...
Enhancing Fatigue Performance of Coal Gangue Concrete (CGC) through Polypropylene Fiber Modification: Experimental Evaluation
15/04/2024 - Coal gangue is a byproduct of coal mining and processing, and according to incomplete statistics, China has amassed a substantial coal gangue stockpile exceeding 2600 large mountains, which poses a...
Pressure?dependent adhesion between solid?supported PC?lipid bilayers and vesicles under electric fields
11/04/2024 - Fusion of lipid bilayers in membranes is important in processes from vesicle?cell interactions (as in drug delivery) to exosome?cell signaling, while transient transmembrane electric fields are known...
Exploring the substrate spectrum of phylogenetically distinct bacterial polyesterases
09/04/2024 - Graphical Abstract and Lay SummaryOver the last years, utilization of enzymes in degradation of polymers has emerged as an environmentally friendly asset in tackling the pressing challenges of...
Process Cascade for the Production of Green Polymers from CO2 and Electric Energy
09/04/2024 - A novel process cascade is introduced that combines the advantages of electrochemical CO2 conversion as CCU approach with the unrivaled synthetic potential of industrial biotechnology: CO2 is...
Sustainable harnessing of waste polycarbonate for synthesizing activated furans to generate Stenhouse adducts on polymer surface
09/04/2024 - Plastics are versatile materials, offering lightweight, durable, and affordable solutions across various industries. However, their non?degradable nature poses challenges by end of their life. This...
Improved Plating Adhesion of Polyarylate Fibers via Supercritical CO2 and Impregnation of Slightly Soluble Oil on the Fiber Surface
10/04/2024 - There is a growing demand for conductive fibers with high bending resistance, particularly for applications, such as smart textiles and robot arms. The amount of fiber for such applications can be...
Polylactic acid/epoxidized linseed oil/polypropylene grafted maleic anhydride: A promising combination of toughness and rigidity
09/04/2024 - Hybrid polymeric materials with outstanding microwave absorbing properties were prepared by in situ polymerization of aniline in the presence of EVA/CNT/GNP suspension.AbstractMicrowave?absorbing...
Acoustic velocity and stability of tissue-mimicking echogenic materials for ultrasound training phantoms
09/04/2024 - Abstract Purpose. High-fidelity mannequins are increasingly used to train the medical staff on many medical procedures. Lately, a new challenge regarding echogenic...
Impact of Prolonged Sitting Interruption on Blood Glucose, Insulin and Triacylglycerol in Adults: A Systematic Review and Meta-Analysis
10/04/2024 - Background: Physical activity (PA) and/or exercise improves postprandial cardiometabolic risk markers; however, the optimal exercise intensity, frequency, and dose remain unclear. We aimed to (1)...
Rapid Tooling for Microinjection Moulding of Proof-of-Concept Microfluidic Device: Resin Insert Capability and Preliminary Validation
09/04/2024 - Producing sustainable microfluidic devices on a large scale has become a trend in the biomedical field. However, the transition from laboratory prototyping to large-scale industrial production poses...
Analysis of Mechanical and Thermal Properties of Polymer Materials Derived from Recycled Overprinted Metallized PP Films
10/04/2024 - Polymer materials and their composites are one of the most frequently used materials in the packaging and food industries. This applies to both disposable and reusable packaging, layered films with...
Recyclable and Biobased Vitrimers for Carbon Fibre-Reinforced Composites—A Review
09/04/2024 - Economic and environmental concerns over the accumulation of end-of-life carbon fibre composite waste have led to increased attention to sustainable materials with low environmental impact. Over...
Structural, Mechanical, and Barrier Properties of the Polyvinylidene Fluoride-Bacterial Nanocellulose-Based Hybrid Composite
10/04/2024 - This study presents an analysis of films which consist of two layers; one layer is PVDF as the matrix, along with fillers BaTiO3 (BT), and the second is one bacterial nanocellulose (BNC) filled with...
Three-Dimensional Cross-Linking Network Coating for the Flame Retardant of Bio-Based Polyamide 56 Fabric by Weak Bonds
10/04/2024 - Weak bonds usually make macromolecules stronger; therefore, they are often used to enhance the mechanical strength of polymers. Not enough studies have been reported on the use of weak bonds in flame...
Antimicrobial Efficacy of a Vegetable Oil Plasticizer in PVC Matrices
10/04/2024 - The growing prevalence of bacterial and viral infections, highlighted by the recent COVID-19 pandemic, urgently calls for new antimicrobial strategies. To this end, we have synthesized and...
Surface Chalking upon Weathering of Dark-Colored PVC Articles and Relevant Stabilizers
10/04/2024 - PVC items (38% carbon atoms w/w) are environmentally friendly as, unlike polyolefins (86% carbon atoms w/w), they are mainly based on chlorine, one of the most abundant elements on Earth and, so,...
Recycled PET/PA6 Fibers from Waste Textile with Improved Hydrophilicity by In-Situ Reaction-Induced Capacity Enhancement
11/04/2024 - Due to the increasing amounts of textile waste, textile to textile recycling is of prime concern. Polyethylene terephthalate (PET) represents the most extensively used type of chemical fiber. Its...
Abolishing Single-Use Plastic Water Bottles in Dubai Hotels as a Voluntary Act—Scenarios and Environmental Impacts
09/04/2024 - Dubai, a popular vacation spot, has launched an initiative to reduce reliance on single-use plastic water bottles. Tourists in Dubai widely utilize PET (Polyethylene Terephthalate) water bottles, and...
Chemical separation of petroleum crude oil emulsions using two new poly(ionic liquid)s
08/04/2024 - This work aims to prepare new poly(ionic liquid)s (PILs) and use them for crude oil emulsion separation (EES). PILs were synthesized by an opening ring reaction of hexadecylsuccinic anhydride (HAS)...