Materiales

Materiales

Advances on thermal conductive epoxy?based composites as electronic packaging underfill materials – A review
17/05/2022 - The integrated circuits (ICs) industry has been continuously producing micro?electronic components with ever higher integration level, packaging density and power density, which demand more stringent...
Fatigue behavior of laminated composites with embedded SMA wires
01/08/2022 - Embedding pre-strained shape memory alloy (SMA) wires within laminated composites can enhance...
CNT-assisted design of stable liquid metal droplets for flexible multifunctional composites
15/06/2022 - Gallium-based liquid metals (LMs) hold great promise as potential star materials for wearable and flexible electronics due to their superior electrical conductivity, high thermal conductivity, and...
Cerium-doped tannic acid-reduced graphene oxide nanoplatform/epoxy nanocomposite coatings with enhanced mechanical and Bi-functional corrosion protection properties
15/06/2022 - There has been an explosion of interest toward incorporating graphene-based nanomaterials for corrosion protective coatings. In this study, tannic acid (TA) was employed as a green reducing agent...
Unique silk-carbon fiber core-spun yarns for developing an advanced hybrid fiber composite with greatly enhanced impact properties
15/06/2022 - Unique silk-carbon fiber (CF) core-spun yarns (SCCYs) were created via a scalable hollow spindle spinning method. As a novel type of hybrid fiber reinforcement, SCCYs were utilized to develop an...
3D printable hybrid acrylate-epoxy dynamic networks
- Polymer networks with dynamic bonds, also known as covalent adaptable networks (CANs) combine the superior mechanical properties and chemical resistance of thermosets with the ability to be...
Enhanced thermal conductivity of epoxy acrylate/h?BN and AlN composites by photo?curing 3D printing technology
17/05/2022 - AbstractCyclic acid anhydride – based hardeners provide excellent physic?mechanical and thermal properties to epoxy networks. However, the curing process takes place at relatively high temperature,...
A durable and self-cleaning hydrogel micro-powder modified coating with improved utilization of Cu2+ for marine antifouling
18/05/2022 - Abstract Hydrogels possessing advantages such as low friction coefficient and high-water absorption are analogous to the mucous layer of the epidermis of large marine organisms,...
Raman Imaging Evidence for Mechanical/Tribological Quasi-Steady State in GO-Strengthening Polyurethane/Epoxy Interpenetrating Polymer Network
05/05/2022 - The strengthening mechanism of graphene derivatives in the polymer composites is an interesting issue, which exhibits the excellent mechanical and tribological properties. In this case, the visual...
Hydrogels for Biomedicine Based on Semi-Interpenetrating Polymeric Networks of Collagen/Guar Gum: Synthesis and Physicochemical Characterization
12/05/2022 - Novel synthetic strategies to produce biopolymer based hydrogels for biomedical applications are required currently. Collagen hydrogels for wound healing can improve their structural and...
Hydrogels for Biomedicine Based on Semi-Interpenetrating Polymeric Networks of Collagen/Guar Gum: Applications in Biomedical Field and Biocompatibility
12/05/2022 - Determining the controlled release capacity of drugs with therapeutic interest as well as the biocompatibility of hydrogels based on natural and synthetic polymers is of the utmost importance to...
A New Hybrid MCDM Model for Insulation Material Evaluation for Healthier Environment
13/05/2022 - One of the easiest and most common methods for effectively reducing building energy demand is the selection of adequate thermal insulation materials. Thermal insulation is a substantial contribution...
Biodegradation Study of Polyurethanes from Linseed and Passion Fruit Oils
01/05/2022 - Bio-based polyurethanes (PU) have been developed as biodegradable and biocompatible, promising materials. In this work, PU foams with interesting properties and biodegradable characteristics were...
Mechanical Performances of Phenolic Modified Epoxy Resins at Room and High Temperatures
08/05/2022 - Epoxy is an important resin matrix and has been widely applied in laminated composites as a coating or adhesive material. In this article, the phenolic was applied to modify the mechanical properties...
The Mechanical Response of Epoxy–Sisal Composites Considering Fiber Anisotropy: A Computational and Experimental Study
15/05/2022 - Natural-fiber-reinforced composites are seen as a good alternative to traditional synthetic-fiber composites. However, to successfully implement these materials in engineering applications, along...
Preparation and Characterization of Electromagnetic-Induced Rupture Microcapsules for Self-Repairing Mortars
18/05/2022 - Cement-based materials are susceptible to internal cracks during service, leading to a reduction in their durability. Microcapsules can effectively self-repair cracks in cement-based materials. In...
Elastic Properties of Poly(ethylene glycol) Nanomembranes and Respective Implications
- Free-standing poly(ethylene glycol) (PEG) membranes were prepared from amine- and epoxy-terminated four-arm STAR-PEG precursors in a thickness range of 40–320 nm. The membranes feature...
Comparison of Effects of Different Sacrificial Hydrogen Bonds on Performance of Polyurethane/Graphene Oxide Membrane
- Processing robust mechanical properties is important for elastomeric materials. In this work, different molecular weights of polyethylene glycols (PEG) were used to modify graphene oxide (GO) in...
Preparation and Electrochemical Characterization of Si@C Nanoparticles as an Anode Material for Lithium-Ion Batteries via Solvent-Assisted Wet Coating Process
12/05/2022 - Silicon-based electrodes are widely recognized as promising anodes for high-energy-density lithium-ion batteries (LIBs). Silicon is a representative anode material for next-generation LIBs due to its...
A Non-Isocyanate Route to Poly(Ether Urethane): Synthesis and Effect of Chemical Structures of Hard Segment
16/05/2022 - A series of non-isocyanate poly(ether urethane) (PEU) were prepared by an environmentally friendly route based on dimethyl carbonate, diols and a polyether. The effect of the chemical structure of...
Recycled (Bio)Plastics and (Bio)Plastic Composites: A Trade Opportunity in a Green Future
16/05/2022 - Today’s world is at the point where almost everyone realizes the usefulness of going green. Due to so-called global warming, there is an urgent need to find solutions to help the Earth...