Materiales

 

Materiales

Super-hydrophilic Polyetherimide Membrane with Surface Amino Exposed for Highly Efficient Oil–Water Separation
24/02/2024 - In terms of treating oil–water mixtures, the traditional hydrophobic and oleophilic membranes are polluted easily by viscous oils, leading to the low separation efficiency, poor chemical...
An optimized polymeric delivery system for piggyBac transposition
19/02/2024 - The piggyBac transposon/transposase system has been explored for long?term, stable gene expression to execute genomic integration of therapeutic genes, thus emerging as a strong alternative to viral...
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...
GS-AGC: An Adaptive Glare Suppression Algorithm Based on Regional Brightness Perception
09/02/2024 - Existing algorithms for enhancing low-light images predominantly focus on the low-light region, which leads to over-enhancement of the glare region, and the high complexity of the algorithm makes it...
Probing Polymorphic Stacking Domains in Mechanically Exfoliated Two-Dimensional Nanosheets Using Atomic Force Microscopy and Ultralow-Frequency Raman Spectroscopy
09/02/2024 - As one of the key features of two-dimensional (2D) layered materials, stacking order has been found to play an important role in modulating the interlayer interactions of 2D materials, potentially...
Application of Neural Network Models with Ultra-Small Samples to Optimize the Ultrasonic Consolidation Parameters for ‘PEI Adherend/Prepreg (CF-PEI Fabric)/PEI Adherend’ Lap Joints
06/02/2024 - The aim of this study was to optimize the ultrasonic consolidation (USC) parameters for ‘PEI adherend/Prepreg (CF-PEI fabric)/PEI adherend’ lap joints. For this purpose,...
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...
The Tensile, Thermal and Flame-Retardant Properties of Polyetherimide and Polyetherketoneketone Processed via Fused Filament Fabrication
26/01/2024 - Polymer materials are increasingly widely used in high-fire-risk applications, such as aviation interior components. This study aimed to compare the tensile, thermal, and flame-retardant properties...
Durability of Ultem 9085 in Marine Environments: A Consideration in Fused Filament Fabrication of Structural Components
28/01/2024 - The long-term durability of polymer components produced by additive manufacturing (AM) in marine conditions is poorly understood. Here, fused filament fabrication (FFF) of Ultem 9085 was conducted...
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...
Ultrasensitive Detection of PSA Using Antibodies in Crowding Polyelectrolyte Multilayers on a Silicon Nanowire Field-Effect Transistor
25/01/2024 - Immunosensors based on field-effect transistors with nanowire channels (NWFETs) provide fast and real-time detection of a variety of biomarkers without the need for additional labels. The key feature...
Blow molding liquid crystal aromatic polyester/polyetherimide film by rotating die: Enhanced film bubble stability and mechanical properties
24/01/2024 - Liquid crystal polymer (LCP) is the preferred material for 5G antenna materials, but its poor film processing performance has become the main factor restricting its development. In this paper,...
Study on Magnetic and Plasmonic Properties of Fe3O4-PEI-Au and Fe3O4-PEI-Ag Nanoparticles
21/01/2024 - Magnetic–plasmonic nanoparticles (NPs) have attracted great interest in many fields because they can exhibit more physical and chemical properties than individual magnetic or plasmonic...
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...
Improved corrosion protection performance of electrophoretic epoxy coatings with the incorporation of amino-functionalized graphene oxide
29/12/2023 - AbstractIn this study, polyethyleneimine (PEI) was grafted on the surface of graphene oxide (GO) to prepare PEI-GO material. The PEI-GO/EP composite coating was successfully deposited on carbon...
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...
Mechanical Properties of 3D-Printed Liquid Crystalline Polymers with Low and High Melting Temperatures
27/12/2023 - Additive manufacturing allows for the production of complex components using various types of materials such as plastics, metals and ceramics without the need for molding tools. In the field of...
Flexible and high-temperature stable nanofiber composite made of PEI/KNN for energy harvesting
21/12/2023 - Abstract High-temperature stable eco-friendly energy-harvesting technologies are in high demand for industrial applications wherein piezoelectric energy harvesting is gaining...
Crosslinked Polymer Coatings of Poly (Acrylic Acid-co-acrylamide)/Polyethyleneimine (P(AA-co-AAm)/PEI) on Titanium Alloy with Excellent Lubrication Performance for Artificial Joints
25/12/2023 - The development of coatings with efficient lubrication and load-bearing capacity is an urgent need for artificial joints. Here, we successfully fabricated poly (acrylic...
Lead-Free Perovskite Thin Films for Gas Sensing through Surface Acoustic Wave Device Detection
22/12/2023 - Thin film technology shows great promise in fabricating electronic devices such as gas sensors. Here, we report the fabrication of surface acoustic wave (SAW) sensors based on thin films of (1...
An Effective Mercury Ion Adsorbent Based on a Mixed-Matrix Polyvinylidene Fluoride Membrane with Excellent Hydrophilicity and High Mechanical Strength
22/12/2023 - Improving the hydrophilicity and mechanical strength of membranes in water treatment applications remains challenging. In this study, modified vermiculite (VT-M) and a hydrophilic...