Topics: Damage , Film thickness , Lubrication , Surface roughness , Bearings , Transients (Dynamics) , Rolling bearings , Lubricants , Flow (Dynamics)

Enhancing Lubrication of Electrified Interfaces by Inert Gas Atmosphere

Leonardo I. Farfan-Cabrera, Seungjoo Lee, Sean Skowron, Ali Erdemir

J. Tribol. May 2025, 147(5): 051104. doi: https://doi.org/10.1115/1.4066649

Abstract

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Topics: Carbon , Disks , Lubricants , Lubrication , Oxidation , Wear , Electrification , Iron , Oils , Petroleum

Current–Voltage–Friction Characteristics of Grease in Electromechanically Loaded Sliding Contacts

G. V. Balakrishna, R. Gnanamoorthy

J. Tribol. May 2025, 147(5): 051105. doi: https://doi.org/10.1115/1.4066758

Abstract

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Topics: Bearings , Disks , Flow (Dynamics) , Friction , Lubricants , Stress , Damage , Surface roughness

Additive and Base Oil Trends in Electric Vehicle Applications

Raj Shah, Mrinaleni Das, M. Humaun Kabir, Hong Liang, Luca Salvi, T. Lindsey Bunting

J. Tribol. May 2025, 147(5): 051106. doi: https://doi.org/10.1115/1.4066650

Abstract

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Topics: Electric vehicles , Friction , Graphene , Lubricants , Wear , Lithium , Water , Lubrication

Bearing Electrical Erosion Signal Detection Technique Based on Current Signal Analysis for Electric Motors

Ji-Min Hwang, Ji-Su Jeong, Ji-Wook Kim, Dong-Hyuk Kim, Dae-Cheol Ko, Dong-Hwan Kim, Jin-Seok Jang

J. Tribol. May 2025, 147(5): 051107. doi: https://doi.org/10.1115/1.4067108

Abstract

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Topics: Bearings , Currents , Erosion , Signals , Electric motors , Electrical discharge machining , Hafnium , Stress

Tribological Analysis and Thermal Behavior of Gear Tooth Flanks in Polymer Gears During Dry Operation

Khalid Abdulkhaliq M. Alharbi

J. Tribol. May 2025, 147(5): 051108. doi: https://doi.org/10.1115/1.4067407

Abstract

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Topics: Gear teeth , Gears , Polymers , Wear , Temperature , Stress , Tribology

Electrical Contact With Dielectric Breakdown of Interfacial Gap

Yang Xu, Yue Wu, Robert L. Jackson

J. Tribol. May 2025, 147(5): 051109. doi: https://doi.org/10.1115/1.4067373

Abstracts

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Topics: Boundary-value problems , Breakdown (Electricity) , Computer simulation , Contact mechanics , Contact resistance , Current density , Electrodes , Pressure , Separation (Technology) , Surface roughness

Rheological and Electro-Pitting Performance of Electric Vehicle Motor Greases With Various Nanoparticle Greases

Jack R. Janik, Sudip Saha, Robert L. Jackson, German Mills

J. Tribol. May 2025, 147(5): 051110. doi: https://doi.org/10.1115/1.4067489

Abstract

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Topics: Damage , Electric vehicles , Lubricants , Nanoparticles , Rheology , Testing , Thickening agents , Bearings , Disks , Particulate matter

Investigating the Failure Mechanism of Wet eMachines in the Presence of Transmission Oils

Pär Nyman, Peter Björklund, Negin Yaghini, Li Lu, Elizabeth R. Hopper, Gregory Hunt

J. Tribol. May 2025, 147(5): 051111. doi: https://doi.org/10.1115/1.4067832

Abstract

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Topics: Coatings , Copper , Corrosion , Fluids , Polymers , Sulfur , Wire , Coating processes , Oils , Petroleum

A Brief Review on the Tribological Effects of Electrically Induced Bearing Damage

Rai Singh Notay

J. Tribol. May 2025, 147(5): 051112. doi: https://doi.org/10.1115/1.4067831

Abstract

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Topics: Bearings , Damage , Lubricants , Tribology , Currents , Lubrication , Electric vehicles , Wear

A Procedure to Isolate the Electrical Capacitance of Tooth Contacts From Charging Curve Measurements of a Gear Stage

Michel Werner, Andreas Meinel, Simon Graf, Oliver Koch

J. Tribol. May 2025, 147(5): 051113. doi: https://doi.org/10.1115/1.4067975

Abstract

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Topics: Capacitance , Gears , Temperature , Simulation , Stress

Technical Briefs

Assessment of the Tribological Performance of Diamond-Like Carbon Coatings for Differential Shafts for Electric Vehicles

Johnny Dufils, Etienne Macron, Christophe Héau

J. Tribol. May 2025, 147(5): 054501. doi: https://doi.org/10.1115/1.4067804

Abstract

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Topics: Boundary lubrication , Coatings , Diamond films , Electric vehicles , Gears , Lubrication , Nickel , Tribology , Wear , Rotation

Innovative Advances in Electric Vehicle-Driveline Lubrication: Optimizing Lubricants for Enhanced Efficiency and Sustainability

Tim Naundorf, Richard Butcher, Thomas Hellwig, Gregory Seman, Daniel Knoblauch

J. Tribol. May 2025, 147(5): 054502. doi: https://doi.org/10.1115/1.4067976

Abstract

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Topics: Electric vehicles , Lubricants , Motors , Sustainability , Vehicles , Viscosity , Engines , Temperature , Lubrication

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Special Issue: Electric Vehicle Tribology

Guest Editorial

Special Issue: Electric Vehicle Tribology

Special Papers

Understanding Electric Current Effects on Tribological Behaviors of Instantaneous Current-Carrying Pair With Recurrence Plot

High-Speed 50,000 rpm Planetary Roller Reducer for Electric Vehicles: Design and Transmission Efficiency Analysis

A Statistical Prediction of Electrical Discharge Initiation and Semi-Analytical Transient Mixed Lubrication Model of a Rolling Element

Enhancing Lubrication of Electrified Interfaces by Inert Gas Atmosphere

Current–Voltage–Friction Characteristics of Grease in Electromechanically Loaded Sliding Contacts

Additive and Base Oil Trends in Electric Vehicle Applications

Bearing Electrical Erosion Signal Detection Technique Based on Current Signal Analysis for Electric Motors

Tribological Analysis and Thermal Behavior of Gear Tooth Flanks in Polymer Gears During Dry Operation

Electrical Contact With Dielectric Breakdown of Interfacial Gap

Rheological and Electro-Pitting Performance of Electric Vehicle Motor Greases With Various Nanoparticle Greases

Investigating the Failure Mechanism of Wet eMachines in the Presence of Transmission Oils

A Brief Review on the Tribological Effects of Electrically Induced Bearing Damage

A Procedure to Isolate the Electrical Capacitance of Tooth Contacts From Charging Curve Measurements of a Gear Stage

Technical Briefs

Assessment of the Tribological Performance of Diamond-Like Carbon Coatings for Differential Shafts for Electric Vehicles

Innovative Advances in Electric Vehicle-Driveline Lubrication: Optimizing Lubricants for Enhanced Efficiency and Sustainability

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Special Issue: Electric Vehicle Tribology

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