Materiales avanzados

Materiales avanzados

A review of solid lubrication based on polyurethane composites
23/05/2023 - PU?based composite lubricants were segmented into single?phase lubricants and multi?phase lubricants via inorganic or organic lubricant additives. Synthetic polymer lubricants are widely used in...
Molecular characterization of a new strain of Aspergillus and ricinoleic acid production from castor oil by the fungus
12/05/2023 - The derivatives of castor oil have wide industrial applications. Different strains were isolated that metabolize the castor oil. Among these, Isolate D which was later identified as Aspergillus...
The effect of diethylene glycol distearate on the flowability of abs and its lubrication mechanism
10/05/2023 - Abstract Due to the insufficient flowability of ABS resin, the injection molding products of ABS have suffered from defects, such as flow marks and poor surface gloss. In our...
Effectiveness of Lubricants and Fly Ash Additive on Surface Damage Resistance under ASTM Standard Operating Conditions
30/04/2023 - This study investigated the effectiveness of lubricants and additives in preventing surface damage and wear, which is critical for numerous industrial applications. The ASTM standard operation...
Varnish Formation and Removal in Lubrication Systems: A Review
15/05/2023 - This study presents the current literature regarding the investigation of varnish contamination among the various types of lubricant contaminations. As the duration of use of lubricants increases,...
Ionothermal Synthesis of Novel Layered Magnesium Phosphate and its Tribological Properties as Grease additives
25/04/2023 - A novel layered magnesium phosphate was synthesised via an ionothermal approach, and the crystal structure reveals the formation of an intramolecular bearing with good lubrication behaviour.A novel...
Study on the microcosmic superlubricity mechanism of PVPA affected by metal cations
01/07/2023 - Abstract Hydrophilic polymer coatings on artificial implants generate excellent tribological properties. The friction properties of polymer coatings are affected by salt ion...
Low friction of superslippery and superlubricity: A review
01/07/2023 - Abstract The issues regarding energy dissipation and component damage caused by the interface friction between a friction pair attract enormous attention to friction reduction....
On the Vibration-Damping Properties of the Prestressed Polyurethane Granular Material
04/03/2023 - Granular materials promise opportunities for the development of high-performance, lightweight vibration-damping elements that provide a high level of safety and comfort. Presented here is an...
Design of New Dispersants Using Machine Learning and Visual Analytics
06/03/2023 - Artificial intelligence (AI) is an emerging technology that is revolutionizing the discovery of new materials. One key application of AI is virtual screening of chemical libraries, which enables the...
Feature Recognition on Friction Induced Vibration of Water-Lubricated Bearing under Low Speed and Heavy Load
21/02/2023 - Under low speed and heavy load operating conditions, the marine water-lubricated bearing (WLB) is often in a mixed lubrication state. This leads to abnormal friction-induced vibrations and noise in...
Multifunctional Edible Oil-Impregnated Nanoporous Oxide Layer on AISI 304 Stainless Steel
22/02/2023 - Slippery liquid-infused porous surface (SLIPS) realized on commercial materials provides various functionalities, such as corrosion resistance, condensation heat transfer, anti-fouling,...
Characterization of the tribological behavior of different tool coatings and dry lubricant for high?strength aluminum alloys at elevated temperatures
08/02/2023 - The use of high?strength aluminum components in automotive manufacturing offers the opportunity to reduce vehicle weight significantly and provide new lightweight potentials. In the past, the...
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...
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...
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...
Assessment of a Bionic Broach Implanted with Nylon Fibers
17/12/2022 - The optimization of a broach surface is of great significance to improve the cutting performance of the tool. However, the traditional optimization method (surface texture, coating, etc.) destroys...
A review of current understanding in tribochemical reactions involving lubricant additives
01/04/2023 - Abstract Lubricants have played important roles in friction and wear reduction and increasing efficiency of mechanical systems. To optimize tribological performance, chemical...
Rapid Fabrication of Wavelength-Scale Micropores on Metal by Femtosecond MHz Burst Bessel Beam Ablation
08/12/2022 - The preparation of the wavelength-scale micropores on metallic surfaces is limited by the high opacity of metal. At present, most micropores reported in the literature are more than 20...
Surface Texturing of Cylinder Liners: A Review
03/12/2022 - The effect of cylinder liners on engine performance is substantial. Typically, the cylinder surfaces were plateau honed. However, recently additional dimples or grooves were created on them. This...