Materiales

Materiales

The Non?Classical Crystallization Mechanism of a Composite Biogenic Guanine Crystal
24/05/2022 - Spectacular colors and visual phenomena in animals are produced by light interference from highly reflective guanine crystals. Little is known about how organisms regulate crystal morphology to tune...
Comprehensive performance of multifunctional lightweight composite reinforced with integrated preform for thermal protection system exposed to extreme environment
- AbstractThe novel multifunctional lightweight composites (MLCs) reinforced with integrated preform were prepared for thermal protection system (TPS) of hypersonic vehicles in extreme...
Facile synthesis of KaCs1?aPbBr3@ molecular sieve SBA-15 composite with improved luminescence and wet/thermal stability
- CsPbX3 (XCl, Br, I) perovskite quantum dots (PeQDs) have excellent properties, which makes it the most promising optoelectronic materials for the next generation of light-emitting diodes (LEDs)...
Preparation of 3D superhydrophobic porous g-C3N4 nanosheets@carbonized kapok fiber composites for oil/water separation and treating organic pollutants
- The diffusion of oil and organic pigments has become a serious environmental pollution problem. The combination of superhydrophobic and photocatalysis is expected to provide an effective,...
An anisotropic localizing gradient damage approach for failure analysis of fiber reinforced composites
15/08/2022 - This article presents an anisotropic gradient-enhanced continuum damage model developed within the finite element method framework to address complex fracture phenomena in anisotropic layered...
Polyphosphate enhanced biomimetic mineralization of 3D printing scaffolds for bone regeneration
15/06/2022 - Biomimetic mineralization has been widely applied in the preparation of bone repair materials for achieving better mechanical and biological properties. However, the mineralization effectiveness...
Enhanced electromechanical properties of natural rubber via the synergistic effect of poly(catechol/polyamine) modification and Ag deposition on TiO2 nanoparticles
15/06/2022 - Owing to their fast response, high efficiency, and large deformation, dielectric elastomer actuators (DEAs) are promising candidates for application in the fields of artificial muscles, sensors,...
Experimental study on hysteretic behavior of circular timber columns strengthened with wrapped CFRP strips and near surface mounted steel bars
- Considering that the strengthening of historical timber columns is urgently required, and the composite material elements could be applied to modern timber structures, the composite reinforcement...
Electroconductive and porous graphene-xanthan gum gel scaffold for spinal cord regeneration
- Scaffolds mimicking the conductive and soft properties of the spinal cord and the porous structure of the extracellular matrix are beneficial for spinal cord repair. However, it remains a...
Effects of surface preparation on the adhesion of UV-aged polyurethane coatings
01/09/2022 - This paper focuses on the manufacturing and quality evaluation of polyurethane coatings deposited onto composite substrates. Various methods of surface preparation and roughness development were...
Preparation and characterization of polyethylene glycol?based form?stable phase change materials supported by poly (vinyl formal) foams
24/05/2022 - AbstractUltra?low?density proppants are of great significant in slick water fracturing system, but the polymer composite microspheres can hardly promise the quality of oil and gas due to their poor...
Constructing PA6/PS composite foam with porous and hybrid isolation structure to synergistically control absorption and electromagnetic interference shielding effectiveness
23/05/2022 - Traditional methods of probiotic administration in aquaculture are inefficient due to possible environmental contamination and the loss of bacterial viability during delivery. Chitosan coated...
Preparation, characterization, and application of hollow nano?TiO2@modified graphene/fluorinated copolymer nanocomposite leather finishing agents
23/05/2022 - Incorporation of jojoba seed meal powder (JSMP) into silica?filled NBR composites endowed the resulting composites (G1, G2, G3, G4, & G5) with a high resistance to thermal aging compared to that...
3D printing thermo-responsive shape memory polymer composite based on PCL/TPU blends
25/05/2022 - Abstract Polycaprolactone (PCL) and thermoplastic polyurethane (TPU), are the most common shape-memory materials, but towards PCL/TPU blends, little attention was paid to the...
Synthesis of Gold-PVP Nanostructured Composites by Microplasma: A Test to Study Their Inhibiting Tendency of Avian Influenza Virus Activity
25/05/2022 - Gold–polymer nanostructured composites have a great potential in the biomedical and advanced materials field as an antimicrobial agent against various pathogens, especially viruses. In...
Removal of Phosphate from Aqueous Solution by Zeolite-Biochar Composite: Adsorption Performance and Regulation Mechanism
25/05/2022 - Recently, rampant eutrophication induced by phosphorus enrichment in water has been attracting attention worldwide. However, the mechanisms by which phosphate can be eliminated from the aqueous...
Chemical, Functional, and Technological Features of Grains, Brans, and Semolina from Purple and Red Durum Wheat Landraces
25/05/2022 - A main reason of the increasing interest in cereal landraces is their potential to offer more diversified and functional staple food. For instance, landraces are an underexploited resource of...
Genipin-Crosslinked Gelatin/Chitosan-Based Functional Films Incorporated with Rosemary Essential Oil and Quercetin
25/05/2022 - Functional food packaging films were prepared using a binary mixture of chitosan and gelatin through crosslinking with genipin and hybridization with rosemary essential oil and quercetin. The mixture...
Macroencapsulation of Paraffin in a Polymer–Gypsum Composite Using Granulation Technique
25/05/2022 - This article shows research confirming the thesis on the use of a new material in the form of gypsum, paraffin, and polymer. The article presents an innovative method of preparing plaster with PCM...
Role of Zirconia in Oxide-Zeolite Composite for Thiolation of Methanol with Hydrogen Sulfide to Methanethiol
25/05/2022 - In this paper, the molecular sieve NaZSM-5 was modified with zirconium dioxide (ZrO2) by a hydrothermal coating process and other methods. By comparing the effects of the crystal phase structure of...
Environmental-Friendly Adsorbent Composite Based on Hydroxyapatite/Hydroxypropyl Methyl-Cellulose for Removal of Cationic Dyes from an Aqueous Solution
25/05/2022 - The aim of this study is to develop a new, efficient, and inexpensive natural-based adsorbent with high efficacy for the cationic dye methylene blue (MB). A natural-based nanocomposite based on...