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Keywords: Friction
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2025, 147(4): 044601.
Paper No: TRIB-24-1361
Published Online: February 14, 2025
.... The improvement in motor oil performance with the addition of CB was evident in the mixed lubrication regime, with a more than 20% reduction in frictional and wear losses compared to the reference motor oil. This improvement in the oil's lubrication performance is attributed to the presence of CB particles...
Includes: Supplementary data
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. September 2025, 147(9): 091104.
Paper No: TRIB-24-1387
Published Online: February 14, 2025
... of friction occurring at the bearing edge. Therefore, it is imperative to investigate the hydrostatic thrust bearings' dynamic characteristics when subjected to offset load conditions. Fang et al. studied the effect of spindle deviation of hydrostatic bearings on the static and dynamic characteristics...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. July 2025, 147(7): 074501.
Paper No: TRIB-24-1480
Published Online: February 14, 2025
..., an analysis of the tribological performance of potential coating material candidates was conducted. This study focuses on evaluating the friction and wear characteristics of various coatings widely used by industry for surface protection, including carbides, nitrides, diamond-like carbon (DLC), and solid...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. June 2025, 147(6): 061702.
Paper No: TRIB-24-1517
Published Online: February 14, 2025
...Honghao Zhao; Mingxuan Wang; Yuquan Liu; Ping Deng; Xin Hu; Fei Guo Under varying working conditions, friction between polymers and metals leads to surface wear of materials, accompanied by significant energy dissipation, part of which transforms into friction noise. Despite their high nonlinearity...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1451
Published Online: February 11, 2025
.... These dual effects result in PPIs with larger pores displaying a low friction coefficient at low speeds but a high friction coefficient at high speeds. The effect of pore sizes on EHD film and Stribeck curves were discussed from seepage effect and viscoelasticity of PPI, respectively. The permeability...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2025, 147(11): 112201.
Paper No: TRIB-24-1365
Published Online: February 7, 2025
... Figure Surface power density ψ for an exemplary operation point with mLL gear and MIN10 oil Surface power density ψ for an exemplary operation point with mLL gear and MIN10 oil gears power loss coefficient of friction efficiency temperature mesh-local contact area elastohydrodynamic...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1452
Published Online: February 6, 2025
...Sikta Panda; Gaurab Ghosh; Ritesh Patel; Subrata Ghosh; Sandeep Bhoi Effective lubrication is one of the most vital aspects for desirable productivity in mechanical systems. This can be achieved through reduced friction and wear between mating components by proper lubrication. But the hazardous...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1444
Published Online: February 3, 2025
...Kai Feng; Ziqi Song; Jing Ni; Xiaozhen Wang; Mingyang Du The broaching process is a heavy-duty and highly efficient metal cutting technique. The heavy load encounters significant thermal and mechanical stresses on the tool during broaching, resulting in considerable friction within the tool-chip...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1456
Published Online: February 3, 2025
.... A ring-block friction experiment was conducted under simulated drilling conditions, examining groove textures with various geometric parameters. The effects of groove texture parameters—depth, area ratio, skew angle, and width—on the tribological performance were analyzed using friction coefficient, wear...
Journal Articles
Accepted Manuscript
Publisher: ASME
Article Type: Research Papers
J. Tribol.
Paper No: TRIB-24-1483
Published Online: February 3, 2025
...Michele Ciavarella; Emanuel Willert We study the effect of elastic material grading close to the surface in line contacts with friction on internal stresses, particularly to quantify the reduction of tensile principal stresses due to grading. We observe that for the classical indentation...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2025, 147(10): 104503.
Paper No: TRIB-24-1463
Published Online: January 21, 2025
... was investigated, as well as its friction and wear resistance performance. The Vickers microhardness of the carbon-coated NiTi alloy decreased with the flame coating time, which was identified to be caused by the inherent thermal treatment during the flame coating process. The tribological test results indicated...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2025, 147(10): 102201.
Paper No: TRIB-24-1219
Published Online: January 20, 2025
..., such as speed, load, and test duration. The PEEK structure's surface patterns facilitate lubricant accommodation, particularly during boundary lubrication tests, affecting the formation of a transfer layer. Surface properties directly impact friction in 3D printed PEEK against the counterbody. Lubrication...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2025, 147(10): 101401.
Paper No: TRIB-24-1299
Published Online: January 17, 2025
... in reducing wear but also highlighted the potential of HEAp as an effective reinforcing agent for aluminum-based composites under varying load conditions. Figure 7( b ) shows the coefficient of friction (COF) of all samples at varying load. At a load of 20 N, the COF increased with the increasing wt...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2025, 147(8): 084601.
Paper No: TRIB-24-1281
Published Online: January 2, 2025
..., the addition of PTFE does not improve the tribological properties of the composites under the most severe conditions of 70 °C and a pressure–velocity (PV) value of 30 MPa m/s. At two ambient temperatures, pure POM and its composites exhibit the lowest friction coefficient at a PV value of 6 MPa m/s...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. June 2025, 147(6): 061401.
Paper No: TRIB-24-1322
Published Online: November 26, 2024
... an abrasive effect and localized cracks. However, coatings with moderate Ti content (9.62 at%) effectively protected the substrate from significant wear at room temperature and maintained a low coefficient of friction at high temperatures without failure. References [1] Fouvry , S. , Paulin , C...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2025, 147(7): 074001.
Paper No: TRIB-24-1375
Published Online: November 26, 2024
... surgical navigation system shows the potential to improve position precision; however, it relies on needle–tissue interaction model and parameter identification to provide essential information for improving needle insertion accuracy, in which the friction coefficient is an important parameter...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. May 2025, 147(5): 051105.
Paper No: TRIB-24-1269
Published Online: November 13, 2024
... in electromechanical contacts. This study reports the current–voltage–friction characteristics of lithium mineral oil grease using a ball-on-disk configuration under combined electrical and mechanical loading. The characteristics indicated a transition of the lubricated contact from a non-conducting state...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. May 2025, 147(5): 051102.
Paper No: TRIB-23-1435
Published Online: November 8, 2024
... Division of ASME for publication in the J ournal of T ribology . 05 12 2023 01 08 2024 01 08 2024 08 11 2024 Graphical Abstract Figure bearing design and technology elastohydrodynamic lubrication friction rolling Due to the increasing demand...