Materiales avanzados

 

Materiales avanzados

Self?cleaning antireflected surfaces based on treated PEO/SiO2 nanocomposite films
21/03/2024 - Schematic diagram of TFN?U2Cx structure.AbstractWith the growing complexity of separation systems, the application of thin film composite nanofiltration (TFN) membranes in organic solvent separation...
Undesired films with brilliant whiteness produced from a transparent amorphous polymer solution during room temperature evaporation or water washing
18/03/2024 - This work was aim to elucidate the mechanism behind the formation of white artificial structures that appear in daily use of transparent amorphous polymer solutions.During the use, storage, or...
Research and Development of Inland Green and Smart Ship Technologies in China
09/03/2024 - Nowadays, the development of green and smart ships has become a trend in the global shipping industry. Some countries such as Japan and Korea, as well as several European countries, have already made...
Press Conduction Welding for Secondary Bonding of Aircraft Skin/Stiffener Assemblies Using Carbon Fiber/PEKK Thermoplastic Composites and PEI Adhesive
09/03/2024 - This study investigates the secondary bonding of aircraft skin/stiffener assemblies using press conduction welding with carbon fiber/polyetherketoneketone thermoplastic composites and polyetherimide...
Synergistic effect of BNNS and MgAl layered double hydroxide nanosheets on dielectric properties and thermal conductivity of polyetherimide nanocomposite films
01/03/2024 - “Flexible BNNS?MgAl LDHNS/PEI nanocomposite film with high dielectric and thermal properties”.The development of polymer?based dielectric nanocomposites with superior dielectric properties, heat...
Effects of Pyrolysis Temperature and Acid-Base Pre-Treatment on the Synthesis of Biochar-Based Slow-Release Selenium Fertilizer and Its Release in Soil
14/02/2024 - Plant-derived selenium is an important source of selenium (Se) for humans, which, however, has been restricted by a low content of Se in soil. Traditional Se fertilizers have tended to result in low...
Comparison of the usage of nut shell, walnut shell, and pistachio shell as a reinforcement particle on the mechanical and wear performance of polypropylene
31/01/2024 - PEI/MIP?202 MMMs to dehydrate natural gas.AbstractUsing porous materials to selectively adsorb H2O from natural gas is a promising method to dehydrate methane (CH4). The structure of a Zirconium...
Contamination Status and Acute Dietary Exposure Assessment of Paralytic Shellfish Toxins in Shellfish in the Dalian Area of the Yellow-Bohai Sea, China
23/01/2024 - The Yellow-Bohai Sea is an important semi-enclosed continental shelf marginal seas with an intensive aquaculture industry in China. The current study analyzed the contamination status and the time...
Low?Roughness 3D Printed Surfaces by Ironing for the Integration with Printed Electronics
02/01/2024 - The roughness of 3D?printed surfaces poses a challenge when integrating fused filament fabrication (FFF) printing with printed electronics, leading to inconsistencies and breaks in the circuit...
Reflection of Elastic Waves in Dipolar Gradient Half-Space under the Control of External Magnetic Field
31/12/2023 - This paper investigated the reflection of plane waves at the interface of dipolar gradient elastic solids under the control of an external magnetic field. This study focused on the increasing...
Effects of ZIF-L Morphology on PI@PDA@PEI/ZIF-L Composite Membrane’s Adsorption and Separation Properties for Heavy Metal Ions
01/12/2023 - Composite polymolecular separation membranes were prepared by combining multi-branched ZIF-L with high-porosity electrospinning nanofibers PI. Meanwhile, PDA and PEI were introduced into the membrane...
Phenolic Acids and Flavonoids Play Important Roles in Flower Bud Differentiation in Mikania micrantha: Transcriptomics and Metabolomics
21/11/2023 - Mikania micrantha is a highly invasive vine, and its ability to sexually reproduce is a major obstacle to its eradication. The long-distance dissemination of M. micrantha depends on the distribution...
Quantifying Bus Accessibility and Mobility for Urban Branches: A Reliability Modeling Approach
09/11/2023 - In order to quantitatively assess the realization degree of urban branch road function, an evaluation method based on reliability theory was established. Firstly, the main characteristics of urban...
Enhanced Thermal and Dielectric Properties of Polyarylene Ether Nitrile Nanocomposites Incorporated with BN/TiO2-Based Hybrids for Flexible Dielectrics
31/10/2023 - Outstanding high-temperature resistance, thermal stability, and dielectric properties are fundamental for dielectric materials used in harsh environments. Herein, TiO2 nanoparticles are decorated on...
An Improved Lax-Wendroff Scheme for Two-Dimensional Transient Thermal Simulation
26/10/2023 - The stability and accuracy of explicit high-order finite difference (HOFD) algorithms have been research hotspots in different fields. To improve the stability and accuracy of the HOFD algorithms in...
Bus-Passenger-Flow Prediction Model Based on WPD, Attention Mechanism, and Bi-LSTM
15/10/2023 - The prediction of the bus passenger flow is crucial for efficient resource allocation, frequency setting, and route optimization in bus transit systems. However, it remains challenging for a single...
Mild preparation of amino-functionalized graphene oxide-based recyclable aerogel to efficiently adsorb methyl orange
07/10/2023 - Abstract With acrylamide (AM), methacryloxyethyltrimethyl ammonium chloride, polyethyleneimine ethoxylated (PEI), and graphene oxide (GO) as the raw materials, an...
Mesostructured Fibrils Exfoliated in Deep Eutectic Solvent as Building Blocks of Collagen Membranes
06/10/2023 - The mesoscale components of collagen (nanofibrils, fibrils, and fiber bundles) are well organized in native tissues, resulting in superior properties and diverse functions. In this paper, we present...
GSH/Ph Dual Activatable Crosslinked And Fluorinated Pei for Cancer Gene Therapy Through Endogenous Iron De?Hijacking And in Situ Ros Amplification
09/09/2023 - Ferroptosis?related cancer therapy is limited by insufficient Fe2+/Fe3+ redox pair and hydrogen peroxide (H2O2) for producing lethal hydroxyl radicals (•OH). Although exogenous iron or...
CodY: An Essential Transcriptional Regulator Involved in Environmental Stress Tolerance in Foodborne Staphylococcus aureus RMSA24
23/08/2023 - Staphylococcus aureus (S. aureus), as the main pathogen in milk and dairy products, usually causes intoxication with vomiting and various kinds of inflammation after entering the human body. CodY, an...
Uniform-Density Micro-Textured Ball-End Milling Cutter Model Based on Fractal and Uniform Distribution Theory
16/08/2023 - At present, for micro-textured tools, the determination of the micro-texture placement area depends on the derivation of the cutting geometric model. The micro-texture distribution form applies...