Materiales avanzados

 

Materiales avanzados

Zeolite/Polymer Composites Prepared by Photopolymerization: Effect of Compensation Cations on Opacity and Gas Adsorption Applications
22/02/2024 - Graphical abstract: The composition of zeolite influences the photopolymerization process of zeolite/polymer?based composites. The nature of compensation cations was examined to determine their...
Influence of pulse duration on the fatigue behavior of a carbon?fiber?reinforced composite under cyclic three?point bending at 20?kHz
22/02/2024 - Very high cycle fatigue (VHCF) experiments are limited in practice due to their long testing times. In ultrasonic fatigue test (UFT) systems, the cyclic oscillation is applied using resonance at...
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...
Preparation and evaluation of an ultra-high temperature resistant zwitterionic polymer viscosity reducer
23/02/2024 - Abstract In this study, a new zwitterionic polymer viscosity reducer (HP-THIN) was designed to address the issue of viscosity increases in high-temperature and high-density...
Influence and Role of Fungi, Bacteria, and Mixed Microbial Populations on Phosphorus Acquisition in Plants
23/02/2024 - Phosphorus (P) stands as a pivotal macroelement in relation to the growth of plants. It plays a significant role in physiological processes, as components of biofilms and nucleotides, and in...
Enhanced Modeling for Analysis of Fine Particulate Interactions with Coated Surfaces
25/02/2024 - The adhesion of Martian surface dust to solar panels has been a longstanding challenge for Mars mission researchers. Anti-dust coatings have been developed to deter the adsorption of dust particles...
Exploring the Potential of Sr2+ for Improving the Post-Hardening Strength and Durability Characteristics of Cement Paste Composites
23/02/2024 - This study investigates the effects of strontium ions on enhancing the post-hardening strength and durability characteristics of hydrated cement composites, exploring their potential use as a...
Analysis of Mechanical Response of Epoxy Asphalt-Repaired Pavement in Pothole Interface on Steel Bridge Deck under Coupled Temperature-Dynamic Loading
23/02/2024 - The persistence of pothole maintenance represents an enduring challenge. Past studies have largely concentrated on the materials and techniques used for remediation, with a lack of attention given to...
Porous and Dense Alginate/Chitosan Composite Films Loaded with Simvastatin for Dressing Applications
25/02/2024 - Alginate is a biocompatible polysaccharide matrix used for bioactive dressings with inherent healing properties. Most alginate dressings are produced as single-layer dressings. This study explores...
Ni/WS2/WC Composite Nanosheets as an Efficient Catalyst for Photoelectrochemical Hydrogen Peroxide Sensing and Hydrogen Evolution
23/02/2024 - It is highly attractive to develop a photoelectrochemical (PEC) sensing platform based on a non-noble-metal nano array architecture. In this paper, a PEC hydrogen peroxide (H2O2) biosensor based on...
Process Study of Selective Laser Sintering of PS/GF/HGM Composites
26/02/2024 - To address the issues of insufficient strength and poor precision in polystyrene forming parts during the selective laser sintering process, a ternary composite of polystyrene/glass fiber/hollow...
Synergistic Modification of Polyformaldehyde by Biobased Calcium Magnesium Bi-Ionic Melamine Phytate with Intumescent Flame Retardant
23/02/2024 - Intumescent flame retardants (IFRs) are mainly composed of ammonium polyphosphate (APP), melamine (ME), and some macromolecular char-forming agents. The traditional IFR still has some defects in...
Nitrogen Plasma Treatment of Composite Materials Based on Polylactic Acid and Hydroxyapatite
25/02/2024 - The effect of surface modification by an arc discharge plasma in a nitrogen flow with treatment durations of 5 and 10 min on the physicochemical properties and biocompatibility of the surface of...
Research on Microclimate Performance Simulation Application and Scheme Optimization in Traditional Neighborhood Renewal—A Case Study of Donghuali District, Foshan City
26/02/2024 - With global warming and rapid urbanization, the microclimate in the Lingnan region is prone to health problems, such as pyrexia and infectious diseases, and the average annual number of...
Study on the enhancement mechanism of ballistic properties of shear thickening fluid impregnated aramid fabric composite plates
22/02/2024 - Ballistic properties of bulletproof plate prepared by impregnating aramid fabric with shear thickening fluid were enhanced.This study proposes a process for the preparation of composite laminates...
Recent advances and challenges in thermal stability of PVA?based film: A review
23/02/2024 - Food packaging film is being developed using biodegradable polymers to prolong the shelf life of foods and address the environmental damage caused by non?biodegradable plastics. Poly(vinyl alcohol)...
Stretchable and Highly Sensitive Flexible Strain Sensor Based on a Three?Layer Core?Shell Structure of Polydopamine/Polypyrrole@Natural Rubber for Human Activity Monitoring
20/02/2024 - In recent years, flexible strain sensors with a wide detection range and high sensitivity have garnered significant attention for human health monitoring. However, fabricating strain sensors with a...
Gallium?based Liquid Metal Composites and the Continuous Forming Methods
20/02/2024 - Owing to the dual nature of metal and fluid, gallium?based liquid metals with a low melting point at or around room temperature have gained growing interest recently. Although more and more...
Improving electromigration resistance of fine?pitch redistributed layer (RDL) using graphene doped twinned copper composites
20/02/2024 - The electromigration(EM) behavior of graphene?doped twinned copper composite (GC?Cu) and nanotwinned copper (NT?Cu) redistributed layers (RDLs) were investigated. Firstly, it was found that the GC?Cu...
Liquid Metal loaded Molecular Sieve: Specialized Lithium Dendrite Blocking Filler for Polymeric Solid?state Electrolyte
20/02/2024 - All?solid?state lithium metal batteries (LMBs) are currently one of the best candidates for realizing the yearning high?energy?density batteries with high safety. However, even polyethylene oxide...
Synthesis of FePP@MoS2@Ni?MOF composites for improving thermal and flame retardant safety properties of polyurea
19/02/2024 - Flow chart of preparation, accelerated aging, sample type and performance test of semi?conductive shielding materials for different matrix resins.AbstractThe type of matrix resin of the...