Materials

 

Materials

Self?lubricating, Living Contact Lenses
07/04/2024 - The increasing prevalence of dry eye syndrome in aging and digital societies compromises long?term contact lens wear and forces users to regular eye drop instillation to alleviate discomfort. Here we...
Friction Reduction Achieved by Ultraviolet Illumination on TiO2 Surface
06/04/2024 - Controlling friction by light field is a low-cost, low-energy, non-polluting method. By applying ultraviolet light on the surface of photosensitive materials, the properties of the friction pairs or...
Theory of Chiral Electrodeposition by Micro-Nano-Vortexes under a Vertical Magnetic Field -2: Chiral Three-Dimensional (3D) Nucleation by Nano-Vortexes
31/03/2024 - The contributions of magnetohydrodynamic (MHD) vortexes to chiral electrodeposition in a vertical magnetic field were theoretically examined based on the three-generation model of the 2D nucleus, 3D...
An Overview of the Non-Energetic Valorization Possibilities of Plastic Waste via Thermochemical Processes
22/03/2024 - The recovery and recycling/upcycling of plastics and polymer-based materials is needed in order to reduce plastic waste accumulated over decades. Mechanical recycling processes have made a great...
Design, optimization, and verification of self?lubricating ceramic tool microstructure by MC method
18/03/2024 - The computer?aided analysis of microstructure evolution during the sintering process of self?lubricating ceramic tools can unveil the underlying sintering mechanism and optimize experimental...
Investigation of Graphene Platelet-Based Dry Lubricating Film Formation in Tribological Contacts
18/03/2024 - Dry lubricants used in highly loaded rolling bearings are in the focus of current research. In previous studies, graphene platelets applied as dry lubricants on the surfaces of angular contact ball...
Analysis of Pollutants for the Sustainable Reuse of Waste Lubricant Oils
15/03/2024 - Nowadays, attention to the environment is increasingly emphasized by the scientific community. Different measures have been adopted to ensure a lower environmental impact and increase the...
Tribological Characterization of a Novel Ceramic–Epoxy–Kevlar Composite
12/03/2024 - This work aims to explore the effect of side load and rotational speed on the tribological behavior of a novel ceramic–epoxy composite in Kevlar matrix casing lining that is in contact...
Application of Raman Spectroscopy to Evaluate the Structure Changes of Lubricating Grease Modified with Montmorillonite after Tribological Tests
13/03/2024 - This study shows the experimental data obtained by Raman spectroscopy to evaluate the structural changes of vegetable lubricants modified with montmorillonite after tribological tests. The analysis...
Wear Reduction on the Roller–Shoe Mechanism at High Operation Loads
06/03/2024 - The roller–shoe mechanism is a classic mechanical assembly with an essential role in motion transmission. Common rail high-pressure pumps are an example of a complex assembly that uses...
A Segmented Calculation Method for Friction Force in Long-Distance Box Jacking Considering the Effect of Lubricant
04/03/2024 - In box jacking, injecting lubricant around the box is an essential method to reduce excessive friction forces caused by the interaction between the box and soil. This method introduces complexity to...
Understanding the effect of solid lubricants on scratch behavior in epoxy resins: An experimental and statistical approach
02/03/2024 - Effect of solid lubricant reinforcement on scratch performance of different epoxy resins.Epoxy resins inherently have low resistance to scratching. To increase the scratch resistance of epoxy resins,...
Correlation of Fabrication Methods and Enhanced Wear Performance in Nanoporous Anodic Aluminum Oxide with Incorporated Molybdenum Disulfide (MoS2) Nanomaterials
29/02/2024 - Wear performance is integral to component longevity, minimizing industrial waste and excess energy costs in a wide variety of applications. Anodized aluminum oxide (AAO) has many beneficial...
Exploring engineering strategies that enhance de novo production of exotic cyclopropane fatty acids in Saccharomyces cerevisiae
25/02/2024 - Graphical Abstract and Lay SummaryThis study presents a comprehensive exploration of the synthesis mechanism of cyclopropane fatty acid (CFA) in the yeast S. cerevisiae. It offers an in?depth...
Tribological performance of WS2/PAI composite coating reinforced with carbon nanotubes?carbon fiber at high temperatures
23/02/2024 - Preparation process of CNTs?CF and high?temperature tribological performance of CNTs?CF modified WS2/PAI composite coating.The carbon nanotubes (CNTs) were chemically grafted onto carbon fibers (CFs)...
Corrosion Behavior of Aluminum Alloys in Different Alkaline Environments: Effect of Alloying Elements and Anodization Treatments
19/02/2024 - Aluminum alloys are extensively used to manufacture mechanical components. However, when exposed to alkaline environments, like lubricants, refrigerants, or detergents, they can be corroded, reducing...
The Comparison of the Multi-Layer Artificial Neural Network Training Methods in Terms of the Predictive Quality of the Coefficient of Friction of 1.0338 (DC04) Steel Sheet
16/02/2024 - Friction is one of the main phenomena accompanying sheet metal forming methods, affecting the surface quality of products and the formability of the sheet metal. The most basic and cheapest way to...
Thermal Characteristics of Spindle System Based on the Comprehensive Effect of Multiple Nonlinear Time-Varying Factors
19/02/2024 - The thermal characteristics of the spindle system for CNC machine tools are influenced by multiple factors which are nonlinear and time-varying. In this paper, a nonlinear time-varying thermal...
Investigation on the Lubrication Heat Transfer Mechanism of the Multilevel Gearbox by the Lattice Boltzmann Method
14/02/2024 - In a gear transmission system in a closed space, the heat transfer between gears and fluids presents highly nonlinear characteristics due to the complex physical processes involved in heat exchange...
Sustainable Biocatalytic Synthesis of a Second-Generation Biolubricant
15/02/2024 - Background: Biolubricants represent a category of lubricating substances derived from sustainable sources such as vegetable oils, animal fats, and other bio-based materials. They are considered more...
Tribological properties of Al-GNP composites at elevated temperature
01/05/2024 - Abstract Lighter and more powerful next generation vehicles and other rotary machinery demand bearings to operate in harsher conditions for higher efficiency, and the continuous...