Otros

Otros

Gamma Attenuation and Mechanical Characteristics of a Lead/NBR/SBR Rubber Composite with Black Nanocarbon Reinforcement
24/01/2023 - In this work, black nanocarbon-loaded 0–100 parts-per-hundred (phr) PbO-filled acrylonitrile butadiene rubber (NBR)/styrene-butadiene rubber (SBR) blend composites were prepared by...
Simulated Environmental Conditioning of PHB Composites Reinforced with Barley Fibres to Determine the Viability of Their Use as Plastics for the Agriculture Sector
22/01/2023 - Nowadays, the search for new materials with a sustainable character to reduce the production of residues is under continuous research. In this sense, fully biodegradable composites based on...
Initial Formulation of Novel Peanut Butter-like Products from Glandless Cottonseed
13/01/2023 - Glandless (Gl) cottonseed is a unique cotton variety with only a trace content of toxic gossypol present. This new cottonseed raises the potential of its enhanced utilization as an agro-food for...
Effect of Filler Content on the Morphology and Physical Properties of Poly(Lactic Acid)-Hydroxyapatite Composites
13/01/2023 - The effect of hydroxyapatite (HAp) synthesized by the chemical precipitation process on the morphology and properties of composites based on poly(lactic acid) (PLA) was investigated at various filler...
Aerospace, Vol. 10, Pages 76: Numerical Simulations on the Performance of Two-Dimensional Serpentine Nozzle: Effect of Cone Mixer Angle and Aft-Deck
11/01/2023 - The current study addresses the effect of different designs of the exhaust mixer and aft-deck on the performance of a two-dimensional convergent nozzle represented by the internal and external flows...
Effect of the Addition of Different Natural Waxes on the Mechanical and Rheological Behavior of PLA—A Comparative Study
06/01/2023 - In this study, poly(lactic acid) (PLA) blended with different natural waxes (beeswax, candelilla, carnauba, and cocoa) was investigated. Different wax amounts, 3, 5, 10, and 15 wt%, were incorporated...
Upscaling of a Mechanochemical Devulcanization Process for EPDM Rubber Waste from a Batch to a Continuous System
06/01/2023 - The present work is a comparative study of the effects of mechanical shear, temperature, and concentration of a chemical agent on the devulcanization process of post-industrial ethylene propylene...
Blending of Low-Density Polyethylene and Poly(Butylene Succinate) (LDPE/PBS) with Polyethylene–Graft–Maleic Anhydride (PE–g–MA) as a Compatibilizer on the Phase Morphology, Mechanical and Thermal Properties
04/01/2023 - It is of significant concern that the buildup of non-biodegradable plastic waste in the environment may result in long-term issues with the environment, the economy and waste management. In this...
Mechanical, Wear and Fatigue Behaviour of Neem Oil and Nanosilica Toughened Areca Fibre Reinforced Epoxy Resin Composite
04/01/2023 - In this study, an epoxy biocomposite containing areca fiber, nanosilica, and neem oil bio blender was characterized for various technology applications. The research goal was to show how important...
Experimental study on flow field characteristics of TBCC multibypass combustor
- AbstractThe turbine-based combined cycle (TBCC) engine, as a hypersonic air-breathing propulsion system, involves the transition between multiple bypasses during flight. During the transition...
Efficient delivery of VEGFA mRNA for promoting wound healing via ionizable lipid nanoparticles
15/01/2023 - Vascular endothelial growth factor A (VEGFA) plays an important role in the healing of skin wound. However, the application of VEGFA protein in clinic is limited because of its high cost...
Optical Penetration and “Fingerprinting” Analysis of Automotive Optical Liquid Silicone Components Based on Wavelet Analysis and Multiple Recognizable Performance Evaluation
25/12/2022 - The residual stress phenomenon in the injection process of an optical lens affects the quality of optical components, and the refractive error caused by geometric errors is the most serious, followed...
3D printing of multifunctional gradient bone scaffolds with programmable component distribution and hierarchical pore structure
- Functionally graded bone scaffolds (FGBSs) are increasingly encountered in clinical medicine, but it remains challenging to replicate the complexity and functionality of natural tissues. Herein, a...
Visualized Failure Prediction for the Masonry Great Wall
14/12/2022 - The cultural, architectural, and historical heritage value of the Great Wall of China drives the need to maintain, rehabilitate, and restore its structural integrity from artificial and natural...
Influence of mechanical blending method and consolidation temperature on electrical properties of the prepared graphene nanoplatelet/UHMWPE composite
13/12/2022 - Abstract The high performance of ultra-high molecular weight polyethylene (UHMWPE) has led to its use in aerospace, industrial and medical applications. Reinforced with...
Effects of antimicrobial agents on the processing and performance properties of rubber material formulations with no cytotoxicity
12/12/2022 - The antimicrobial potency of various Rubber Vulcanizates was expressed as inhibitory diameter zones in millimeters (mm) towards pathogenic microorganisms based on diffusion assay.The present work...
Microwave Absorption Performance of Carbon Black/Polylactic Acid Composite for Fused Filament Fabrication
12/12/2022 - To prepare lightweight, wideband, strong absorption and low-cost microwave absorbing materials, carbon black/polylactic acid (CB/PLA) composite filaments were prepared using a high-energy mixer and...
Influence of a Multifunctional Epoxy Additive on the Performance of Polyamide 6 and PET Post-Consumed Blends during Processing
12/12/2022 - In this study, a commercial chain extender (Polyad PR 002) in concentrations of 0.5, 1.0, and 1.5% w/w was used as a compatibilizer in post-consumed PET/PA6 blends (25/75, 50/50 e 75/25) processed in...
Phosphoric Acid Induced Controllable Nanoparticle Aggregation for Ultrasensitive SERS Detection of Malondialdehyde in a Microfluidic Chip
09/12/2022 - Malondialdehyde (MDA), one of the most important products of lipid peroxidation, has been widely accepted as a biomarker to indicate food rancidity as well as the progress of some human diseases....
Turbulent CFD Simulation of Two Rotor-Stator Agitators for High Homogeneity and Liquid Level Stability in Stirred Tank
01/12/2022 - Good solid-liquid mixing homogeneity and liquid level stability are necessary conditions for the preparation of high-quality composite materials. In this study, two rotor-stator agitators were...
Improvement in Injection Molding Quality Performance with Innovative Cyclone Mixers Used in Polypropylene with Spherical Silicon Dioxide Composites
15/11/2022 - This research proposes an innovative design of a new cyclone mixer for the quality of polymer materials, and it presents a systematic optimization model of process parameters for plastic injection...