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The ta-C Hardness Effect on Wear Properties Under MoDTC Contained Boundary Lubrication
The accelerated wear of hydrogenated amorphous carbon in the presence of molybdenum dithiocarbamate (MoDTC) lubrication is a significant challenge...
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Evaluation of Boundary Lubrication Properties of Fatty Acids Using a Lateral Force-Controlled Tribometer
In tribological contacts, fatty acids are widely utilised as organic friction modifiers. However, their impact on the initial regions of boundary...
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Lubrication–Contact Interface Conditions and Novel Mixed/Boundary Lubrication Modeling Methodology
Under severe conditions, solid contacts take place even when parts are lubricated. Precise mathematical conditions are needed to describe the...
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A Boundary Lubrication Model and Experimental Study Considering ZDDP Tribofilms on Reciprocating Friction Pairs
Boundary lubrication state may dominate the friction pairs operating under severe conditions, yet its mechanism is not clearly understood and related...
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Refined Hydrodynamic Lubrication Model with a High-Accuracy Numerical Algorithm for Starved Lubrication with Free Surfaces
In this study, we propose a refined hydrodynamic lubrication model that incorporates a high-accuracy numerical algorithm for starved lubrication...
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Principles of Frication, Lubrication and Wear
The objectives of this chapter are to: (i) Define term friction and specify and describe its types; (ii) Outline and describe the ways of reducing...
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Effect of Surface Topography on ZDDP Tribofilm Formation During Running-in Stage Subject to Boundary Lubrication
Experimental investigations have been conducted to study the effects of surface topography on ZDDP (zinc dialkyldithiophosphate) chemical tribofilm...
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Achieving Superlubricity of Ricinoleic Acid in the Steel/Si3N4 Contact Under Boundary Lubrication
To improve fuel efficiency and minimize environmental pollution, the interest in organic friction modifiers has resurged, especially fatty acids....
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In-Situ Observation and Discrete Element Simulation of Solid Graphite Lubrication Mechanism
Solid lubrication is a green manufacturing technology with high efficiency, which saves energy and material and thus it is suitable for extreme...
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Lubrication and Lubricants
Due to surface characteristics including reactivity, lesser hardness, mutual solubility, and higher surface energy, the sliding of two solid...
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Study on Wear Model and Adhesive Wear Mechanism of Brass under Boundary Lubrication
AbstractThe tribological tests of brass and steel are carried out on an in-situ tribometer. The Stribeck curve illustrates that the roughness and the...
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The Tribofilm Formation of MoS2 Nanolubricant in Boundary Lubrication Regime
The foremost aim of the present work is to investigate the relationship between the thickness of the tribofilm formed and the tribological...
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Boundary Lubrication Properties of Nanolubricants on the Steel Surface for Transportation Application
Nanolubricants immersed in a liquid medium can be vital for interacting surfaces to compensate driving forces for low friction and wear properties....
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Failure of Solid Lubricant W-S-C Coatings under Boundary Lubrication Conditions
A boundary lubrication regime imposes a significant challenge on mechanical systems in terms of both friction and wear. A standard approach to the...
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A molecular dynamics study on the lubrication performance of ionic liquids
The influence of ionic liquids (ILs) on the friction of diamond-like carbon (DLC) films is investigated via molecular dynamics simulation. The...
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Enhancement on Lubrication Performances of Water Lubricants by Multilayer Graphene
This work investigates the enhancement on lubrication performances of water lubricants by multilayer graphene via molecular dynamics simulation. It...
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Method of Enhancing Lubrication Performance of the Engine Based on Optimal Dimples of Partial Textures
A design of the partial texture (PT) using the spherical dimple (SD), circular-cylindrical dimple (CCD), conical dimple (CD), square-cylindrical...
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Effects of Phosphonate Additives with Hydroxy Groups on the Tribological Properties of ta-C Coatings Under Boundary Lubrication
Additives that are optimized for diamond-like carbon (DLC) coatings are highly demanded as their applications have expanded recently. In this study,...
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Active Control of Boundary Lubrication of Ceramic Tribo-Pairs in Sodium Dodecyl Sulfate Aqueous Solutions
The objective of the study is to actively control friction between engineering ceramics in underwater applications. By designing a proper electrode...
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The role of hydrated anions in hydration lubrication
Hydration lubrication has long been invoked to account for the ultralow sliding friction between charged surfaces in aqueous environments, but still...
