Materiales

Materiales

Mosses on Geopolymers: Preliminary Durability Study and Chemical Characterization of Metakaolin-Based Geopolymers Filled with Wood Ash
25/03/2023 - Burning wood is estimated to produce about 6–10% of ash. Despite the possibility of recycling wood ash (WA), approximately 70% of the wood ash generated is landfilled, causing costs as...
Ecological River Water Quality Based on Macroinvertebrates Present in the Ecuadorian Amazon
27/03/2023 - The Yanaquincha River is one of the tributaries that crosses the canton of La Joya de los Sachas from north to south, where the increase in human activities is affecting the quality of water used for...
Supplementary Cementitious Materials in Building Blocks—Diagnosing Opportunities in Sub-Saharan Africa
27/03/2023 - Sustainable building should at least be affordable and carbon neutral. Sub-Saharan Africa (SSA) is a region struggling with housing affordability. Residential buildings are often constructed using...
Lead(II) sulfide micro?crystals doped graphene nanosheets dispersed thermoplastic and multifunctional poly(benzoxazines) cured epoxy resin nanocomposites for medium temperature proton exchange membrane fuel cell applications
25/03/2023 - The amphiphilic polybenzoxazines?co?epoxy membrane (POPBOs/PTGP) was created by thermally cross?linking the multi?functional octylamine?based benzoxazine monomer (OPBOs) with synthesized...
Optimisation of the Zr:Ti ratio in bulk lead zirconate titanate for templated grain growth using BaTiO3 seeds
22/03/2023 - Abstract Presented here is a proof of concept demonstration of the templated grain growth (TGG) process for the development of [001]c fibre-textured...
Investigating the Thermal and Energy Performance of Advanced Glazing Systems in the Context of Hail City, KSA
13/03/2023 - Most new housing designs in Saudi Arabia are created to meet the client’s needs with minimal regard for environmental or energy-related considerations, resulting in...
Carbonation Resistance of Marine Concrete Containing Nano-SiO2 under the Action of Bending Load
17/03/2023 - In order to study the influence of nanomaterials on the carbonation resistance of marine concrete under bending loads, an appropriate amount of nano-SiO2 was added to plain concrete, and a...
Penetration Coefficients of Commercial Nanolimes and a Liquid Mineral Precursor for Pore-Imitating Test Systems—Predictability of Infiltration Behavior
21/03/2023 - Nanolimes have been commercially available for over a decade as a remineralization agent for natural stone to combat deterioration. While they have been applied successfully and studied extensively,...
The Study of Crystallization Behavior, Microcellular Structure and Thermal Properties of Glass-Fiber/Polycarbonate Composites
21/03/2023 - Polycarbonate (PC) foam is a versatile material with excellent properties, but its low thermal stability limits its application in high-temperature environments. The aim of this study was to improve...
Polymer Composites Based on Polycarbonate/Acrylonitrile-Butadiene-Styrene Used in Rapid Prototyping Technology
21/03/2023 - As part of this work, polymer composites based on polycarbonate/acrylonitrile-butadiene-styrene (PC/ABS) were obtained and used in 3D printing technology, particularly Melted Extrusion Modeling (MEM)...
Influence of Injection Molding Parameters on the Peel Strength between Plasma-Treated Fluoropolymer Films and Polycarbonate
21/03/2023 - Light guiding is used to direct light from an emitting source to a different location. It is frequently realized through a clad–core structure with a difference in the refractive index...
Observation of Three Charmoniumlike States with ${J}^{PC}={1}^{??}$ in ${e}^{+}{e}^{?}?{D}^{*0}{D}^{*?}{?}^{+}$
- The Born cross sections of the process e+e??D*0D*??+ at center-of-mass energies from 4.189 to 4.951 GeV are measured for the first time. The data samples used correspond to an integrated luminosity...
siRNA delivery against myocardial ischemia reperfusion injury mediated by reversibly camouflaged biomimetic nanocomplexes
13/03/2023 - siRNA?mediated management of myocardial ischemia reperfusion (IR) injury is greatly hampered by the inefficient myocardial enrichment and cardiomyocyte transfection. Herein, nanocomplexes (NCs)...
Long-Term Mechanical and Thermal Performance and Lifetime Estimation of a Carbon Fiber Reinforced Polycarbonate Laminate
14/03/2023 - The degradative property performance and the deterioration of long-term durability and reliability are critical issues for carbon fiber thermoplastic composites exposed to various harsh and...
Realizing the heteromorphic superlattice: Repeated heterolayers of amorphous insulator and polycrystalline semiconductor with minimal interface defects
11/03/2023 - An unconventional “heteromorphic” superlattice (HSL) is realized, comprised of repeated layers of different materials with differing morphologies: semiconducting pc?In2O3 layers interleaved with...
Removal of Fermentation Inhibitors from Sugarcane Bagasse Hydrolysate via Post-cross-linked Hydrophilic-Hydrophobic Interpenetrating Polymer Networks
- Abstract The efficient and economical removal of fermentation inhibitors from the complex system of biomass hydrolysate was one of the basics and keys in bio-chemical...
Effects of Large-Diameter Rebar Replacement on Seismic Behavior of Precast Concrete Columns with Grouted Sleeve Connections
08/03/2023 - Congested reinforcement may lead to difficulties with compacting concrete and reduce the connection efficiency. To overcome this problem, using large-diameter longitudinal rebar to replace...
Interface Regulation for Efficient and Stable Perovskite Solar Cells through Potassium Citrate Molecules
03/03/2023 - Efficiency and stability are key factors determining the final cost of electricity that perovskite solar cells (PSCs) generate. To date, effective strategy to progress in achieving efficient and...
Tribological behavior of silicon nitride reinforced polycarbonate nanocomposites
02/03/2023 - AbstractThe investigation focused on the separation, through selective dissolution, of polyamide 66 (PA 66) from mixtures with cellulose fibers with calcium chloride?ethanol?water (CEW). The...
Numerical and Analytical Investigations of the Impact Resistance of Partially Precast Concrete Beams Strengthened with Bonded Steel Plates
06/03/2023 - A building may be subjected to a variety of accidental loads during its service life. Partially precast concrete (PC) beams are a primary structural component. Their impact resistance can have a...
An Analysis of the Toxicity, Antioxidant, and Anti-Cancer Activity of Cinnamon Silver Nanoparticles in Comparison with Extracts and Fractions of Cinnamomum Cassia at Normal and Cancer Cell Levels
05/03/2023 - In this work, the extract of cinnamon bark was used for the green synthesis of cinnamon-Ag nanoparticles (CNPs) and other cinnamon samples, including ethanolic (EE) and aqueous (CE) extracts,...