Materiales

 

Materiales

Drug?loaded lipid nanoparticles improve the removal rates of the Staphylococcus aureus biofilm
25/02/2024 - Graphical Abstract and Lay SummaryBiofilms of the foodborne pathogen Staphylococcus aureus show improved resistance to antibiotics and are difficult to eliminate. In this study, a new lipid...
Encapsulation of pristine and silica?coated human adipose?derived mesenchymal stem cells in gelatin colloidal hydrogels for tissue engineering and bioprinting applications
25/02/2024 - Graphical Abstract and Lay SummaryStem cells can be easily encapsulated in gelatin colloidal gels without altering their viscoelastic properties and cohesiveness. These encapsulated cells are viable...
Curcumin – Bioavailability Enhancement by Prodrug Approach and Novel Formulations
24/02/2024 - Curcumin, is a diverse natural pharmacological agent involved in various signal transduction mechanisms. Therapeutically, this potent molecule facing different challenges and issues related to low...
Direct Through?Space Substituent–? Interactions in Noncovalent Arene–Fullerene Assemblies
22/02/2024 - The arene–arene interactions between electron?rich and deficient aromatics have been less understood. Herein, we focus on a [60]fullerene ??surface as an electron?deficient aromatics. Using a 1H...
Stimuli?triggered Self?Assembly of Gold Nanoparticles: Recent Advances in Fabrication and Biomedical Applications
25/02/2024 - Gold nanoparticles have been widely used in engineering, material chemistry, and biomedical applications owing to their ease of synthesis and functionalization, localized surface plasmon resonance...
Photosynthetic nano fibers: Living microalgae packaging into polyvinyl alcohol nanofibers using an electrospinning method
23/02/2024 - Carboxyl CNT?GO PVA composites.AbstractCarbon nanotube (CNT) polymer composites have broad application prospects in thermal management as electrothermal heaters. Nevertheless, challenge remains in...
Ag/g-C3N4 nanosheets as a progressive support of Pt catalyst for improved electrocatalytic oxidation of methanol
24/02/2024 - Abstract In consideration of the increased activity of Pt-based catalysts for methanol oxidation in direct methanol fuel cells, it is necessary to apply an ideal support in the...
Additive manufacturing of Fe-3.5 wt.-%Si electrical steel via laser powder bed fusion and subsequent thermomechanical processing
24/02/2024 - Abstract A novel additive manufacturing approach is proposed to produce an electrical steel (Fe-3.5%Si) by laser powder bed fusion (LPBF) followed by conventional thermomechanical...
Studies on elimination of nutrients from aqueous effluents using ZnO nanoparticles: the case of ammonium as a model. Experimental and theoretical insights
25/02/2024 - Abstract The presence of ammonium (NH4+) in natural waters has increased in the last years due to the rising use of agricultural fertilizers, industrial activity and sewage...
The use of decorated titanium oxide nanoparticles for the development of handmade textile heritage in Egyptian villages: Design, mechanical, flammability, and antibacterial properties
24/02/2024 - High efficient and green treatment of kilim fabric (KF) based on antimicrobial natural rosin acids and dapsone with sublethal content of TiO2 NPs.Improving eco?friendly coating?based materials for...
Development of cross?linked polyvinyl alcohol/sodium caseinate/silver nanoparticle electrospun mats for antibacterial wound dressing
23/02/2024 - Wound dressing from PVA/NaCAS/AgNP electrospun mats.In this study, nanofibers were produced by the electrospinning method by adding 1%, 3%, 5%, and 7% silver nanoparticles (Ag NPs) into the polyvinyl...
The Concept of Using 2D Self-Assembly of Magnetic Nanoparticles for Bioassays
26/02/2024 - It can be observed that magnetic iron-oxide nanoparticles are increasingly used in bioassay methods. This is due to their stability in aqueous solutions, ease of functionalization, biocompatibility...
Hydrogen Sensing Properties of FET-Type Sensors with Pt-In2O3 at Room Temperature
24/02/2024 - In this paper, a field effect transistor (FET)-type sensor with Pt-decorated In2O3 (Pt-In2O3) nanoparticles is fabricated for detecting H2 gas at room temperature. A pulsed measurement method is...
Selective Colorimetric Detection of Pb(II) Ions by Using Green Synthesized Gold Nanoparticles with Orange Peel Extract
24/02/2024 - Gold nanoparticles (AuNPs) were prepared by using a green approach that employed orange (citrus sinensis) peel water extract (OPE) as a reducing agent. In this case, the organic compounds present in...
Inulin-Coated ZnO Nanoparticles: A Correlation between Preparation and Properties for Biostimulation Purposes
26/02/2024 - Within the framework of plant biostimulation, a pivotal role is played by the achievement of low-cost, easily prepared nanoparticles for priming purposes. Therefore, in this report, two different...
Effect of Polymer/Nano-Clay Coatings on the Performance of Concrete with High-Content Supplementary Cementitious Materials under Harsh Exposures
23/02/2024 - In recent concrete research, a novel category of coatings has emerged: polymers/nanoparticles blends. The efficacy of such coatings warrants extensive examination across various concrete mixtures,...
Synergistic Effects of Co3O4-gC3N4-Coated ZnO Nanoparticles: A Novel Approach for Enhanced Photocatalytic Degradation of Ciprofloxacin and Hydrogen Evolution via Water Splitting
25/02/2024 - This research evaluates the efficacy of catalysts based on Co3O4-gC3N4@ZnONPs in the degradation of ciprofloxacin (CFX) and the photocatalytic production of H2 through water splitting. The results...
Experimental and Theoretical Investigation on Heat Transfer Enhancement in Micro Scale Using Helical Connectors
26/02/2024 - Microscale electronics have become increasingly more powerful, requiring more efficient cooling systems to manage the higher thermal loads. To meet this need, current research has been focused on...
Magnetic Chitosan for the Removal of Sulfamethoxazole from Tertiary Wastewaters
23/02/2024 - Magnetic chitosan nanoparticles, synthesized by in situ precipitation, have been used as adsorbents to remove sulfamethoxazole (SMX), a sulfonamide antibiotic dangerous due to its capacity to enter...
Detailed Insight into Photocatalytic Inactivation of Pathogenic Bacteria in the Presence of Visible-Light-Active Multicomponent Photocatalysts
23/02/2024 - The use of heterogeneous photocatalysis in biologically contaminated water purification processes still requires the development of materials active in visible light, preferably in the form of thin...
Up- and Down-Regulation of Enzyme Activity in Aggregates with Gold-Covered Magnetic Nanoparticles Triggered by Low-Frequency Magnetic Field
23/02/2024 - The modern global trend toward sustainable processes that meet the requirements of “green chemistry” provides new opportunities for the broad application of highly active,...