1. Effect of H₂O₂ Solution’s pH on the Human Enamel Micro and Nanowear

   • A. C. Branco
   • I. Rodrigues
   • A. P. Serro

   Original Paper 24 November 2020 Article: 132

   

2. Paradoxical Filler Size Effect on Composite Wear: Filler–Matrix Interaction and Its Tribochemical Consequences

   • Wei Sun
   • Xiaojun Liu
   • Jiaxin Ye

   Original Paper 21 November 2020 Article: 131

   

3. Ionic Liquids as Additives in Water-Based Lubricants: From Surface Adsorption to Tribofilm Formation

   • H. Khanmohammadi
   • W. Wijanarko
   • N. Espallargas

   Original Paper 21 November 2020 Article: 130

   

4. Plastic Deformation of Rough Metallic Surfaces

   • A. Tiwari
   • A. Almqvist
   • B. N. J. Persson

   Original Paper Open access 17 November 2020 Article: 129

   

5. Wear Prediction in Oscillating Cold Forging Processes

   • Peter Groche
   • Wilhelm Schmidt

   Original Paper Open access 10 November 2020 Article: 128

   

6. Tribological Analysis of Contacts Between Glass and Tungsten Carbide Near the Glass Transition Temperature

   • Petr Chizhik
   • Marcel Friedrichs
   • André Schirmeisen

   Original Paper Open access 07 November 2020 Article: 127

   

7. Effect of pH on the Tribological Behavior of Eu-Doped WO₃ Nanoparticle in Water-Based Fluid

   • Sang Xiong
   • Dong Liang
   • Fanxin Kong

   Original Paper 07 November 2020 Article: 126

   

8. Fluid Leakage in Metallic Seals

   • F. J. Fischer
   • K. Schmitz
   • B. N. J. Persson

   Original Paper Open access 07 November 2020 Article: 125

   

9. Tribological Investigations of Nano and Micro-sized Graphite Particles as an Additive in Lithium-Based Grease

   • Nikhil Kumar
   • Vinay Saini
   • Jayashree Bijwe

   Original Paper 06 November 2020 Article: 124

   

10. Environment-Dependent Tribological Properties of Bulk Metallic Glasses

    • Morgan R. Jones
    • Andrew B. Kustas
    • Nicolas Argibay

    Original Paper 04 November 2020 Article: 123

    

11. A 3D Finite Element Model of Rolling Contact Fatigue for Evolved Material Response and Residual Stress Estimation

    • Muhammad U Abdullah
    • Zulfiqar A Khan
    • Toni Blass

    Original Paper Open access 04 November 2020 Article: 122

    

12. Electric-Carrying Nanofriction Properties of Atomic-Scale Steps on Graphene

    • Yuxiang Zhang
    • Yitian Peng
    • Xing’an Cao

    Original Paper 31 October 2020 Article: 121

    

13. Load- and Size Effects of the Diamond Friction Coefficient at the Nanoscale

    • Hanzhong Liu
    • Wenjun Zong
    • Xiao Cheng

    Original Paper 31 October 2020 Article: 120

    

14. Review: Friction and Lubrication with High Water Content Crosslinked Hydrogels

    • Shabnam Z. Bonyadi
    • Md. Mahmudul Hasan
    • Alison C. Dunn

    Review 27 October 2020 Article: 119

    

15. The Impact of Composition in Non-steel and Low-Steel Type Friction Materials on Airborne Brake Wear Particulate Emission

    • Sung-Hun Kim
    • Wooyoung Shim
    • Jong-Young Kim

    Original Paper 27 October 2020 Article: 118

    

16. Deformation-Induced Roughening by Contact Compression in the Presence of Oils with Different Viscosity: Experiment and Numerical Simulation

    • Grzegorz Starzynski
    • Ryszard Buczkowski
    • Bartlomiej Zylinski

    Original Paper Open access 25 October 2020 Article: 117

    

17. In Situ Temperature Measurements of Sliding Surface by Raman Spectroscopy

    • Makoto Miyajima
    • Kazuyuki Kitamura
    • Kazuyuki Yagi

    Original Paper 23 October 2020 Article: 116

    

18. In Situ Observation of Crystal Grain Orientation During Scuffing Process of Steel Surface Using Synchrotron X-ray Diffraction

    • K. Yagi
    • T. Izumi
    • J. Sugimura

    Original Paper 23 October 2020 Article: 115

    

19. Influence of Hydrogen Bonding and Ionicity of Protic Ionic Liquids on Lubricating Steel–Steel and Steel–Aluminum Contacts: Potential Ecofriendly Lubricants and Additives

    • Hong Guo
    • Junru Pang
    • Patricia Iglesias

    Original Paper 23 October 2020 Article: 114

    

20. Comparative Study of Dimensionality and Symmetry Breaking on Nanoscale Friction in the Prandtl–Tomlinson Model with Varying Effective Stiffness

    • Simona Skuratovsky
    • Liron Agmon
    • Ronen Berkovich

    Original Paper 23 October 2020 Article: 113

    

21. Effects of Thickness and Particle Size on Tribological Properties of Graphene as Lubricant Additive

    • Shang Kong
    • Jiabei Wang
    • Jiusheng Li

    Original Paper 23 October 2020 Article: 112

    

22. Traceable Lateral Force Calibration (TLFC) for Atomic Force Microscopy

    • Arnab Bhattacharjee
    • Nikolay T. Garabedian
    • David L. Burris

    Methods 23 October 2020 Article: 111

    

23. A Modified Wear Model Considering Contact Temperature for Spur Gears in Mixed Elastohydrodynamic Lubrication

    • Changjiang Zhou
    • Mingcai Xing
    • Zhaoyao Shi

    Original Paper 20 October 2020 Article: 110

    

24. High Temperature Mechanics, Friction, Wear and Adhesion of Heat-Assisted Magnetic Recording

    • Youfeng Zhang
    • Huan Tang
    • Andreas A. Polycarpou

    Original Paper 15 October 2020 Article: 109

    

25. Identification of a Material–Lubricant Pairing and Operating Conditions That Lead to the Failure of Porous Journal Bearing Systems

    • Guido Boidi
    • Stefan Krenn
    • Stefan J. Eder

    Original Paper Open access 15 October 2020 Article: 108

    

26. Cooperativity Between Zirconium Dioxide Nanoparticles and Extreme Pressure Additives in Forming Protective Tribofilms: Toward Enabling Low Viscosity Lubricants

    • Meagan B. Elinski
    • Parker LaMascus
    • Robert W. Carpick

    Original Paper 15 October 2020 Article: 107

    

27. Surface Gel Layers Reduce Shear Stress and Damage of Corneal Epithelial Cells

    • Samuel M. Hart
    • Eric O. McGhee
    • W. Gregory Sawyer

    Original Paper 06 October 2020 Article: 106

    

28. Adsorption and Reaction of Trimethyl and Triethyl Phosphite on Fe₃O₄ by Density Functional Theory

    • Resham Rana
    • Nicholas Hopper
    • Wilfred T. Tysoe

    Original Paper 26 September 2020 Article: 105

    

29. Influence of the Organic Moiety on the Tribological Properties of MoS₂:Glycol Hybrid Nanoparticles-Based Dispersions

    • I. García
    • J. Galipaud
    • F. Dassenoy

    Original Paper 25 September 2020 Article: 104

    

30. Assessment of Water Contamination on Grease Using the Contact Angle Approach

    • K. P. Lijesh
    • M. M. Khonsari
    • Roger A. Miller

    Original Paper 25 September 2020 Article: 103

    

31. Effect of Porosity on the Friction Properties of Porous Polyimide Impregnated with Poly-α-Olefin in Different Lubrication Regimes

    • Chao Wang
    • Di Zhang
    • Tingmei Wang

    Original Paper 23 September 2020 Article: 102

    

32. The Tribological Mechanism of Cerium Oxide Nanoparticles as Lubricant Additive of Poly-Alpha Olefin

    • Lili Wu
    • Xue Lei
    • Pingyu Zhang

    Original Paper 19 September 2020 Article: 101

    

33. Role of Hair Coverage and Sweating for Textile Friction on the Forearm

    • Jingchun Lyu
    • Novaf Özgün
    • Roland Bennewitz

    Methods Open access 19 September 2020 Article: 100

    

34. Probing the Synergy of Blended Lithium Complex Soap and Calcium Sulfonate Towards Good Lubrication and Anti-Corrosion Performance

    • Guanlin Ren
    • Pengfei Zhang
    • Minhao Zhu

    Original Paper 16 September 2020 Article: 99

    

35. In situ Friction-Induced Copper Nanoparticles at the Sliding Interface Between Steel Tribo-Pairs and their Tribological Properties

    • Ming–xue Shen
    • Kang–jie Rong
    • Ren–hui Zhang

    Original Paper 16 September 2020 Article: 98