Journal of Tribology: Recent submissions
Now showing items 801-820 of 7312
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Wear Volume of Self-Mated Steel at the Submicron-Scale: An Atomic Force Microscopy Study
(The American Society of Mechanical Engineers (ASME), 2021)Wear phenomena at the nanoscale are essential for applications involving miniaturized specimens. Furthermore, stochastic nano-events affect in general tribological processes, eventually also at the macroscale. Hence, it ... -
Effects of Thermal Properties of Contact Materials and Slide-Roll Ratio in Elastohydrodynamic Lubrication
(The American Society of Mechanical Engineers (ASME), 2021)The effects of thermal conductivity, heat capacity, thermal inertia, and slide-roll ratio (SRR) on point elastohydrodynamic lubrication (EHL) are discussed with engineering ceramics and steel by a non-Newtonian thermal EHL ... -
Thermal Elastohydrodynamic Lubrication of Axially Crowned Rollers
(The American Society of Mechanical Engineers (ASME), 2021)This work presents a comprehensive numerical study of thermal elastohydrodynamic lubrication performance in axially crowned rollers, based on a full-system finite element approach. Axial crowning has always been introduced ... -
Tribological Characteristics and Load-Sharing of Point-Contact Interface in Three-Body Mixed Lubrication
(The American Society of Mechanical Engineers (ASME), 2021)The third particle occurred at the interface of contacting surfaces is common situations in relative motion part. This study involved developing an analysis framework to investigate the contact characteristics in the full ... -
Sliding Wear Characteristics of a-C:H:SiOx Coatings
(The American Society of Mechanical Engineers (ASME), 2021)The paper presents the experimental study of the friction and wear characteristics of amorphous carbon coating containing hydrogen and SiOx (a-C:H:SiOx) deposited onto WC-8Co cemented carbide substrates. A 5 µm thick ... -
Modification of a Simplified Hip Joint Simulator Into an ISO 14242-1 Compliant Design and a Comparison of Wear Test Results
(The American Society of Mechanical Engineers (ASME), 2021)The ISO 14242-1 standard for hip joint simulator wear testing specifies a set of test conditions for the simulation of normal level walking in optimal conditions. Since some of the established simulators, such as the ... -
Rolling Contact Fatigue Damage of High-Speed Railway Wheels With Upper Bainite
(The American Society of Mechanical Engineers (ASME), 2021)This work investigates the effect of abnormal microstructure on rolling contact fatigue (RCF) damage of high-speed railway wheels under service and the formation mechanism of abnormal microstructure by optical microscopy, ... -
Nanomechanical, Tribological, and Scratch Properties of Electroless Ni-B-W Alloy and Ni-B-W-SiC Composite Coatings
(The American Society of Mechanical Engineers (ASME), 2021)The electroless deposition process can develop composite coatings superior in mechanical and tribological characteristics. The deposited alloy matrix with the reinforcement of a hard ceramic phase can produce a stronger ... -
Corrosion-Resistant Metal-Ceramic Composite Coatings for Tribological Applications
(The American Society of Mechanical Engineers (ASME), 2021)Effective design of corrosion-resistant coatings is critical for the protection of metals and alloys. Many state-of-the-art corrosion-resistant coatings are unable to satisfy the challenges in extreme environments for ... -
A New Two-Stage Degradation Model for the Preload of Linear Motion Ball Guide Considering Machining Errors
(The American Society of Mechanical Engineers (ASME), 2022)Preload, which is widely applied in linear motion ball guide (LMBG) to eliminate clearance and increase stiffness, gradually decreases owing to wear, resulting in the degradation of the load-bearing capability and dynamic ... -
Droplets Impacting and Migrating on Structured Surfaces With Imposed Thermal Gradients
(The American Society of Mechanical Engineers (ASME), 2021)In this work, the dynamic process of oil droplets impacting and migrating on structured surfaces with imposed thermal gradients was investigated. It was observed that on an isothermal smooth surface, a lubricant droplet ... -
Experimental Investigation of Aerostatic Journal Bearings Made of Carbon Fiber-Reinforced Carbon Composites
(The American Society of Mechanical Engineers (ASME), 2021)This study describes experimental results using carbon fiber-reinforced carbon (C/C) material for porous journal bearings under static conditions. Exerted radial forces of up to 90 N, a supply pressure of up to 6 bar, and ... -
Wear of Ploughshare Material With Regards to the Temperature Distribution on the Rake Face When Used in Soil
(The American Society of Mechanical Engineers (ASME), 2022)Ploughshares during ploughing are worn as a result of friction with the soil. This process is accompanied by their heating. It was hypothesized that the amount of heat emitted in a given area of a ploughshare's surface is ... -
Fretting Wear Behavior of Micro-Arc Oxidation Coating Fabricated on AZ91 Magnesium Alloy
(The American Society of Mechanical Engineers (ASME), 2021)In this study, the effect mechanisms between the fretting wear behavior and properties of micro-arc oxidation (MAO) coatings fabricated by different anodic voltages (AVs) on AZ91 magnesium alloy were investigated. The ... -
Micro-Asperity Contact Area Considering Strain Hardening for Metallic Materials
(The American Society of Mechanical Engineers (ASME), 2021)A novel micro-asperity contact area model, which considers influences of strain hardening, is proposed to describe contact area between a deformable sphere and a rigid flat for metallic materials. First, a generalized ... -
Effect of Wear on Thermoelastic Instability Involving Friction Pair Thickness in Automotive Clutches
(The American Society of Mechanical Engineers (ASME), 2021)Wear is an inevitable phenomenon in the working process of clutch and brake system. With the increase of transmission speed and power density, the thermoelastic instability (TEI) of clutch and brake system is becoming more ... -
Exploring an Energy-Based Model in Comminution
(The American Society of Mechanical Engineers (ASME), 2021)Comminution devices use about 50% of the total energy in mine sites due to low efficiency and wastefulness of their operations. This study aims to provide a framework for improving efficiency of comminution processes by ... -
Reviewer’s Recognition
(The American Society of Mechanical Engineers (ASME), 2022)The Editor-in-Chief and Editorial Board of the ASME Journal of Tribology would like to thank all of the reviewers for volunteering their expertise and time reviewing manuscripts in 2021. Serving as reviewers for the journal ... -
Experimental Study on Rubbing Wear Characteristics of Labyrinth Seal With Trapezoidal Fins
(The American Society of Mechanical Engineers (ASME), 2021)The wear characteristics of the trapezoidal fin against high-speed rotor were experimentally investigated at different final incursion depths, incursion rates, and sliding velocities. To characterize the geometrical effect, ... -
Experimental and Numerical Study of the Effect of Surface Patterning on the Frictional Properties of Polymer Surfaces
(The American Society of Mechanical Engineers (ASME), 2021)We describe benchmark experiments to evaluate the frictional properties of laser patterned low-density polyethylene as a function of sliding velocity, normal force, and humidity. The pattern is a square lattice of square ...