Journal of Tribology: Recent submissions
Now showing items 281-300 of 7312
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The Influences of the Rotor Waviness on the Hydrodynamic Characteristics of Gas Porous Bearings With Mixed Computational Fluid Dynamics Boundary Conditions
(The American Society of Mechanical Engineers (ASME), 2025)Manufacturing errors impacted the gas porous bearing's performance, particularly the waviness on the rotor surface that repeatedly squeezed the gas film during rotation. This study investigated the effects of waviness ... -
High-Temperature Tribological Properties of Cu–Ni–Sn/WC Composite Coatings Produced by Laser Cladding
(The American Society of Mechanical Engineers (ASME), 2025)High-temperature wear-resistant Cu–Ni–Sn/WC composite coatings were fabricated via laser cladding. The effects of WC–17Co content on the microstructure, microhardness, and high-temperature tribological properties at room ... -
Advanced Tribological Simulations and Predictive Modeling of Wear Behavior in Al5052/Cenosphere Composites Using Machine Learning
(The American Society of Mechanical Engineers (ASME), 2025)The study focused on developing Al5052 composites reinforced with cenosphere particles to improve their wear resistance. The wear-rates of the test materials were measured using a pin-on-disc apparatus at room temperature, ... -
Fretting Wear Behavior of Electroplated Chromium Coatings on TC6 Alloy at Room and High Temperature
(The American Society of Mechanical Engineers (ASME), 2025) -
Experimental Investigation on the Effect of Graphene/Al2O3 Reinforcements on the Microstructural, Mechanical, and Tribological Characteristics of AZ91 Alloy
(The American Society of Mechanical Engineers (ASME), 2025) -
Correspondence Between Wear Mechanisms and Friction Response in the Time–Frequency Domain of a Metallic Pair Under Sliding Conditions
(The American Society of Mechanical Engineers (ASME), 2025)A detailed analysis of the friction data from laboratory tests was carried out with a focus on the identification of the wear mechanisms acting on the contacting surfaces. In the past work, dynamical system theory has been ... -
Tribological Behavior of Annealed FeCoNiMn0.25Al0.25 High-Entropy Alloy
(The American Society of Mechanical Engineers (ASME), 2025)High-entropy alloys have garnered significant attention from industry and academia, primarily due to their distinctive characteristics that offer prospects for future functional applications in the aerospace and automobile ... -
Experimental, Analytical, and Numerical Analyses of Slurry Erosion Resistance of Austenitic 1.4301 Stainless Steel
(The American Society of Mechanical Engineers (ASME), 2025)The degradation of 1.4301 (AISI 304, X5CrNi18-10) stainless steel with two different impact angles (30 deg and 90 deg) has been investigated using a slurry pot tester. Spherical solid particles were used in the experiment. ... -
Predictive Modeling of Real Contact Area on Rough Surfaces Using Deep Artificial Neural Network
(The American Society of Mechanical Engineers (ASME), 2025)A computational approach employing the boundary element method (BEM) and a deep artificial neural network (ANN) is proposed to accurately predict the real contact area (RCA) for rough surfaces. A BEM-generated dataset is ... -
Revealing the Tribochemical Evolution of PTFE Transfer Films During Ambient Aging
(The American Society of Mechanical Engineers (ASME), 2025)Previous studies have established the critical role of tribochemistry in the formation of protective transfer films in dry friction applications of polytetrafluoroethylene (PTFE) composites. However, the specific mechanisms ... -
Influence of Nano-Magnesium Silicate Hydroxide on Tribological Properties of Electroless Ni–P Coating
(The American Society of Mechanical Engineers (ASME), 2025)Ni–P electroless coatings are widely utilized in industrial applications due to their exceptional hardness and wear resistance. To enhance the wear resistance of Ni–P coatings and reduce the wear of counterparts, a Ni–P-MSH ... -
On the Thermal Degradation of Lubricant Grease: Experiments
(The American Society of Mechanical Engineers (ASME), 2025)This study assesses the thermal aging of lubricant grease via five rheological, mechanical, and thermal grease properties—yield stress, storage modulus, bleed capacity, specific heat capacity, and thermal strain coefficient. ... -
Analysis of Lubrication and Wear Model With Grease for the Harmonic Reducer
(The American Society of Mechanical Engineers (ASME), 2025)In most harmonic reducers, wear failure mainly occurs in the flex-spline and flexible bearing. However, in models like the LHD-I-25, the unique tooth profile shifts the primary wear issue to the flex-spline and circular ... -
The Difficulty of Measuring Surface Topography in Additive Manufacturing: A Comparison Between Measured and True Surface Features of Binder-Jet Printed Samples
(The American Society of Mechanical Engineers (ASME), 2025)Surface topography represents a critical barrier to the advancement of additive manufacturing (AM). Because some internal features cannot be polished and because of the growing trend of in situ process monitoring, it is ... -
Unveiling the Effect of Electrification on Phosphonium-Based Ionic Liquid Lubrication at Tribological Interfaces for Electric Vehicle Applications
(The American Society of Mechanical Engineers (ASME), 2025)Conventional lubricants face significant challenges in electric vehicle (EV) systems due to their low electrical conductivity and inability to mitigate tribo-electrification effects which can result in increased friction, ... -
Study on the Mechanism of Electrochemical Mechanical Polishing Mechanism of Single-Crystal 4H-SiC Based on Friction and Wear
(The American Society of Mechanical Engineers (ASME), 2025)Electrochemical mechanical polishing (ECMP) technology can effectively enhance the material removal rate and surface quality of single-crystal silicon carbide (SiC). However, the material removal mechanism of ECMP on SiC ... -
Friction in Rolling Element Bearings at Ultra-Low Speeds: A Review
(The American Society of Mechanical Engineers (ASME), 2025)Michael Lovell contributed significantly to the science and application of ball and rolling element bearings subjected to uniform and oscillatory motion at extremely low speeds. The control of friction in such operating ... -
Exploring the Influence of Dry Sliding Wear Test Parameters on the Wear Mechanisms of Structural Eco-Composites Along With Microstructural Analysis
(The American Society of Mechanical Engineers (ASME), 2025)This research aims to assess the enhancements in tribological performance of a stir-cast aluminum hybrid composite (AA6082-T6 with 4 wt% fly ash and 3 wt% alumina). The wear properties of the composite were evaluated as ... -
Validation of a Multiscale Hysteresis Mechanics Model in Predicting Oily Shoe-Floor Friction Across Surfaces With Varying Finishes
(The American Society of Mechanical Engineers (ASME), 2025)Shoe-floor friction, quantified by the coefficient of friction (COF), is an important predictor of the risk of slip-and-fall accidents. There is a commonly used model of friction by B. Persson that describes viscoelastic ... -
Enhanced Wear Volume Analysis Using Three-Dimensional Profilometry for Four-Ball Tribometer Setups
(The American Society of Mechanical Engineers (ASME), 2025)Accurately assessing wear volume is critical for advancing material development, improving manufacturing practices, and extending the lifespan of mechanical components. In four-ball tribometer tests, traditional methods ...