Materiales

Materiales

Water-Droplet Impact and Sliding Behaviors on Slippery Surfaces with Various Weber Numbers and Surface Inclinations
22/01/2023 - The dynamic behaviors of water droplets on a slippery surface are significant to practical anti-icing applications. Herein, the impact and sliding behavior of water droplets on lubricant-infused...
Potential and Improvement of Maintenance Efficiency of Agricultural PTO Shafts by a New Digital Maintenance Assistant
17/01/2023 - Power take-off (PTO) shafts are widely used in agricultural machinery to directly power implements with the tractor’s engine. While the operating conditions such as dirt, weather, peak...
Superslippery Long?Chain Entangled Polydimethylsiloxane Gel with Sustainable Self?Replenishment
12/01/2023 - A new LEP gel is proposed as a biomimetic slippery surface. Unlike conventional gels, the LEP gel sustainably replenishes a low?viscosity oil layer and exhibits an extremely low sliding angle close...
Analysis of Physicochemical Properties of W1.8507 Steel Parts with Sharp Edges, Thermochemically Treated by Plasma Nitriding with and without Polarized Screens
13/01/2023 - The plasma nitriding edge effect phenomenon is characteristic of parts with sharp edges. The intersection for the discharge of negative light of the two adjacent faces causes the apparition of this...
Effect of Mesogenic Phase and Structure of Liquid Crystals on Tribological Properties as Lubricant Additives
12/01/2023 - To develop a high-performance additive that can meet different operating conditions, three liquid-crystal compounds (LCs) were developed as additives for a base oil. The structures and thermal...
Influence of Modeling Liquids and Universal Adhesives Used as Lubricants on Color Stability and Translucency of Resin-Based Composites
11/01/2023 - The use of lubricants during restorative procedures is a clinically common practice to alleviate the stickiness of resin-based composite (RBCs) materials and to improve its handling. This study...
Wear Studies on Mg-5Sn-3Zn-1Mn-xSi Alloy and Parameters Optimization Using the Integrated RSM-GRGA Method
09/01/2023 - In the present work, the wear resistance and coefficient of friction (COF) of Mg-5Sn-3Zn-1Mn-xSi (0, 1, 2 wt%) alloys were investigated. An RSM-Box Behnken design was employed to conduct the...
Wood Residue-Derived Biochar as a Low-Cost, Lubricating Filler in Poly(butylene succinate-co-adipate) Biocomposites
06/01/2023 - This study focused on the development of a novel biocomposite material formed by a thermoplastic biodegradable polyester, poly(butylene succinate-co-adipate) (PBSA), and a carbonaceous filler as...
Helical Milling of CFRP/Ti6Al4V Stacks Using Nano Fluid Based Minimum Quantity Lubrication (NF-MQL): Investigations on Process Performance and Hole Integrity
06/01/2023 - The structural components in the aeronautical industry require CFRP/Ti6Al4V stacks to be processed together, which results in poor hole integrity due to the thermal properties of the materials and...
Influence of MoS2 and graphite-reinforced nanofluid-MQL on surface roughness, tool wear, cutting temperature and microhardness in machining of Inconel 625
- The machinability of nickel-based alloys is affected by the amount of friction and heat produced through machining. The usage of metalworking fluids raises concerns about the operator's...
Biomimetic chitosan nanoparticles with simultaneous water lubricant and anti-inflammatory
- Rheumatoid arthritis (RA) is a chronic inflammatory immune and lubrication dysfunction disease that causes great damage to the joints. Herein, inspired by the unique biochemistry structure and...
Long-term low-friction of Ti-overcoated and-doped DLCs: Robustly developed carbonous transfer layer with titanium
01/02/2023 - Diamond-like carbon (DLC) has been under the research spotlight as an exceptional solid lubricant. Its friction performance is depending on a well-developed transfer layer upon its counterparts....
Effect of g-C3N4 morphology on its performance as lubricating additive for grease
- In this study, three forms of graphite carbon nitrides (g-C3N4), in bulky (CNB), sheet (CNS), and tubular (CNNT) morphology, are prepared and used as additives to improve the tribological...
Tribological Effects of Water-Based Graphene Lubricants on Graphene Coatings
26/12/2022 - In this study, the friction and wear characteristics of graphene coatings were evaluated using lubricants with various ratios of graphene ink to deionized (DI) water. When dry graphene ink and pure...
Investigation of mixed hBN/Al2O3 nanoparticles as additives on grease performance in rolling bearing under limited lubricant supply
- Grease plays an important role in reducing friction and wear of rolling bearings and improving their service life and reliability. However, increasing attention is being paid to the environmental...
A review of recent progress in 2D MXenes: Synthesis, properties, and applications
01/02/2023 - Two-dimensional transition metal carbides/carbonitrides (MXenes) have their unique compositions have helped them obtain properties that are useful in various fields of applications such as...
Analytical Study on the Frictional Behavior of Sliding Surfaces Depending on Ceramic Friction Materials
24/12/2022 - Friction material, as the main component in a bearing support, allows frictionless behavior between the two connected structures. Previous studies on friction material considered...
Thermal and Tribological Properties Enhancement of PVE Lubricant Modified with SiO2 and TiO2 Nanoparticles Additive
22/12/2022 - The addition of nanoparticles may have a positive or negative impact on the thermal and tribological properties of base lubricant. The objective of this paper is to investigate the effect of...
Waste plastic- and coke-derived flash graphene as lubricant additives
- Lubricants play an essential role in reducing wear in mechanical systems. Carbon nanomaterial additives, such as graphene, have been found to significantly improve tribological performance when...
A review on bio-based feedstock, synthesis, and chemical modification to enhance tribological properties of biolubricants
- Biolubricants are emerging as an alternate option to petroleum-based lubricants and seeking the attention of researchers worldwide due to their biodegradability, renewability, and non-toxic...
Lubricant controlled release silicone fouling release coatings based on mesoporous molecular sieves
16/12/2022 - AbstractSilicone fouling release coatings (FRCs) are biocide-free coatings, and their antifouling performance depends on the nonstick properties and the fouling release behavior. The antifouling...