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Journal Articles

On the Study of Impact Plasto-Elastohydrodynamic Lubrication of Point Contact Problems Lubricated With Non-Newtonian Lubricant

Hsing-Yi Chen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. March 2025, 147(3): 034101.
Paper No: TRIB-24-1140
https://doi.org/10.1115/1.4066413
Published Online: October 1, 2024
View Article titled, On the Study of Impact Plasto-Elastohydrodynamic Lubrication of Point Contact Problems Lubricated With Non-Newtonian Lubricant
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Topics: Deformation, Film thickness, Flow (Dynamics), Lubricants, Lubrication, Pressure, Stress, Work hardening
Journal Articles

Impact Elastohydrodynamic Lubrication Analysis of Transversely Isotropic Materials in Point Contact

Linh Thi Phuong Nguyen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. February 2024, 146(2): 024102.
Paper No: TRIB-23-1193
https://doi.org/10.1115/1.4063496
Published Online: October 19, 2023
View Article titled, Impact Elastohydrodynamic Lubrication Analysis of Transversely Isotropic Materials in Point Contact
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Topics: Approximation, Deformation, Elastic moduli, Elastohydrodynamic lubrication, Film thickness, Lubricants, Pressure, Stiffness, Stress, Contact mechanics
Includes: Supplementary data
Journal Articles

Soft-Elastohydrodynamic Lubrication Line Contact Analysis on a Strip of Bio-Materials

Qie-Da Chen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2019, 141(11): 111501.
Paper No: TRIB-19-1044
https://doi.org/10.1115/1.4044376
Published Online: September 7, 2019
View Article titled, Soft-Elastohydrodynamic Lubrication Line Contact Analysis on a Strip of Bio-Materials
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Topics: Biomaterials, Deformation, Film thickness, Lubrication, Poisson ratio, Pressure, Stress, Strips, Displacement, Soft tissues
Journal Articles

Analysis of Soft-Elastohydrodynamic Lubrication Line Contacts on Finite Thickness

Qie-Da Chen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2018, 140(4): 041502.
Paper No: TRIB-17-1126
https://doi.org/10.1115/1.4039161
Published Online: March 2, 2018
View Article titled, Analysis of Soft-Elastohydrodynamic Lubrication Line Contacts on Finite Thickness
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Topics: Deformation, Film thickness, Pressure, Stress, Elastic moduli, Lubrication, Displacement, Elastohydrodynamic lubrication
Journal Articles

Effects of Anisotropic Slip on the Elastohydrodynamic Lubrication of Circular Contacts

Qie-Da Chen, Hsiang-Chin Jao, Li-Ming Chu, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2016, 138(3): 031502.
Paper No: TRIB-15-1202
https://doi.org/10.1115/1.4031991
Published Online: February 15, 2016
View Article titled, Effects of Anisotropic Slip on the Elastohydrodynamic Lubrication of Circular Contacts
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Topics: Anisotropy, Elastohydrodynamic lubrication, Film thickness, Pressure, Stress, Boundary-value problems, Lubricants, Flow (Dynamics), Deformation
Includes: Supplementary data
Journal Articles

A Modified Average Reynolds Equation for Rough Bearings With Anisotropic Slip

Hsiang-Chin Jao, Kuo-Ming Chang, Li-Ming Chu, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2016, 138(1): 011702.
Paper No: TRIB-15-1054
https://doi.org/10.1115/1.4030901
Published Online: August 6, 2015
View Article titled, A Modified Average Reynolds Equation for Rough Bearings With Anisotropic Slip
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Topics: Anisotropy, Bearings, Flow (Dynamics), Surface roughness, Journal bearings, Pressure, Shear stress, Stress
Journal Articles

Elastohydrodynamic Lubrication Analysis of Pure Squeeze Motion on an Elastic Coating/Elastic Substrate System

Li-Ming Chu, Chi-Chen Yu, Qie-Da Chen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2015, 137(1): 011503.
Paper No: TRIB-14-1123
https://doi.org/10.1115/1.4028916
Published Online: January 1, 2015
View Article titled, Elastohydrodynamic Lubrication Analysis of Pure Squeeze Motion on an Elastic Coating/Elastic Substrate System
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Topics: Coatings, Deformation, Film thickness, Pressure, Stress, Coating processes, Elastohydrodynamic lubrication
Journal Articles

Elastohydrodynamic Lubrication Analysis for Transversely Isotropic Coating Layer

Li-Ming Chu, Chien-Yu Chen, Chin-Ke Tee, Qie-Da Chen, Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2014, 136(3): 031502.
Paper No: TRIB-13-1180
https://doi.org/10.1115/1.4027210
Published Online: May 6, 2014
View Article titled, Elastohydrodynamic Lubrication Analysis for Transversely Isotropic Coating Layer
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Topics: Coating processes, Coatings, Film thickness, Pressure, Stress, Deformation, Elastohydrodynamic lubrication, Young's modulus, Finite element methods
Journal Articles

A Model for Line-Contact EHL Problems—Consideration of Effects of Navier-Slip and Lubricant Rheology

Li-Ming Chu, Jaw-Ren Lin, Wang-Long Li, Jian-Ming Lu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Elastohydrodynamic Lubrication
J. Tribol. July 2012, 134(3): 031502.
https://doi.org/10.1115/1.4006860
Published Online: June 18, 2012
View Article titled, A Model for Line-Contact EHL Problems—Consideration of Effects of Navier-Slip and Lubricant Rheology
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Topics: Film thickness, Flow (Dynamics), Lubricants, Pressure, Rheology, Stress, Deformation, Viscosity
Journal Articles

Pure Squeeze Motion in a Magneto-Elastohydrodynamic Lubricated Spherical Conjunction

Li-Ming Chu, Jaw-Ren Lin, Wang-Long Li, Yuh-Ping Chang
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2010, 132(4): 044501.
https://doi.org/10.1115/1.4002182
Published Online: September 13, 2010
View Article titled, Pure Squeeze Motion in a Magneto-Elastohydrodynamic Lubricated Spherical Conjunction
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Topics: Lubricants, Lubrication, Magnetic fields, Pressure, Stress, Viscosity, Film thickness, Fluids, Transients (Dynamics), Deformation
Journal Articles

Linear Stability Analysis of the Herringbone Groove Journal Bearings in Microsystems: Consideration of Gas Rarefaction Effects

Wang-Long Li, Rui-Wen Shen
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041705.
https://doi.org/10.1115/1.3201872
Published Online: September 23, 2009
View Article titled, Linear Stability Analysis of the Herringbone Groove Journal Bearings in Microsystems: Consideration of Gas Rarefaction Effects
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Topics: Bearings, Journal bearings, Microelectromechanical systems, Rotors, Stability, Flow (Dynamics), Knudsen number, Pressure, Damping, Film thickness
Proceedings Papers

Dynamical Behavior of Water Inside a Capped Single-Walled Carbon Nanotube

Jian-Ming Lu, Chun-Yi Wu, Cheng-Shiu Hung, Wen-Tung Chien, Wang-Long Li, Chi-Chuan Hwang, Yun-Che Wang
Proc. ASME. MNHT2008, ASME 2008 First International Conference on Micro/Nanoscale Heat Transfer, Parts A and B, 1129-1133, June 6–9, 2008
Publisher: American Society of Mechanical Engineers
Paper No: MNHT2008-52227
https://doi.org/10.1115/MNHT2008-52227
View Paper titled, Dynamical Behavior of Water Inside a Capped Single-Walled Carbon Nanotube
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Topics: Molecular dynamics simulation, Single-walled carbon nanotubes, Water, Young's modulus, Temperature, Nanotubes, Composite materials, Vibration, Carbon nanotubes, Diffusion (Physics)
Journal Articles

Derivation of Modified Reynolds Equation: A Porous Media Model With Effects of Electrokinetics

Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2009, 131(3): 031701.
https://doi.org/10.1115/1.3140610
Published Online: May 27, 2009
View Article titled, Derivation of Modified Reynolds Equation: A Porous Media Model With Effects of Electrokinetics
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Topics: Bearings, Density, Electrokinetics, Flow (Dynamics), Lubrication, Permeability, Porous materials, Stress, Viscosity, Lubrication theory
Proceedings Papers

Effects of Electrokinetic Slip Flow on Lubrication Theory

Wang-Long Li
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 817-819, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44167
https://doi.org/10.1115/IJTC2007-44167
View Paper titled, Effects of Electrokinetic Slip Flow on Lubrication Theory
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Topics: Electrokinetics, Lubrication theory, Slip flow, Lubrication, Approximation, Bearings, Boundary-value problems, Electric potential, Navier-Stokes equations
Proceedings Papers

Effects of Surface Texturing on Lubrication Theory: Consideration of Electrodouble Layer (EDL)

Wang-Long Li
Proc. ASME. WTC2005, World Tribology Congress III, Volume 2, 317-318, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-63241
https://doi.org/10.1115/WTC2005-63241
View Paper titled, Effects of Surface Texturing on Lubrication Theory: Consideration of Electrodouble Layer (EDL)
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Topics: Electrokinetics, Electrolytes, Flow (Dynamics), Lubrication, Lubrication theory, Pressure, Slider bearings, Surface roughness
Journal Articles

Effects of Couple Stress on Elastohydrodynamic Lubrication at Impact Loading

Hsiao-Ming Chu, Wang-Long Li, Yuh-Ping Chang, Huan-Chang Huang
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. January 2008, 130(1): 011010.
https://doi.org/10.1115/1.2805430
Published Online: December 26, 2007
View Article titled, Effects of Couple Stress on Elastohydrodynamic Lubrication at Impact Loading
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Topics: Deformation, Elastohydrodynamic lubrication, Film thickness, Fluids, Lubricants, Pressure, Stress, Viscosity, Elasticity
Journal Articles

A Database for Couette Flow Rate Considering the Effects of Non-Symmetric Molecular Interactions

Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Notes
J. Tribol. October 2002, 124(4): 869–873.
https://doi.org/10.1115/1.1479700
Published Online: September 24, 2002
View Article titled, A Database for Couette Flow Rate Considering the Effects of Non-Symmetric Molecular Interactions
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Topics: Databases, Flow (Dynamics), Lubrication
Journal Articles

Some Discussions on the Flow Factor Tensor—Considerations of Roughness Orientation and Flow Rheology

Wang-Long Li, Professor
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2000, 122(4): 869–872.
https://doi.org/10.1115/1.1310368
Published Online: April 17, 2000
View Article titled, Some Discussions on the Flow Factor Tensor—Considerations of Roughness Orientation and Flow Rheology
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Topics: Flow (Dynamics), Rheology, Surface roughness, Tensors, Lubrication
Journal Articles

Derivation of Modified Reynolds Equation—A Porous Media Model

Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1999, 121(4): 823–829.
https://doi.org/10.1115/1.2834141
Published Online: October 1, 1999
View Article titled, Derivation of Modified Reynolds Equation—A Porous Media Model
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Topics: Porous materials, Fluid films, Stress, Bearings, Boundary-value problems, Materials properties, Permeability, Shear (Mechanics), Thin film lubrication, Viscosity
Journal Articles

Surface Roughness Effects in Hydrodynamic Lubrication Involving the Mixture of Two Fluids

Wang-Long Li
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1998, 120(4): 772–780.
https://doi.org/10.1115/1.2833778
Published Online: October 1, 1998
View Article titled, Surface Roughness Effects in Hydrodynamic Lubrication Involving the Mixture of Two Fluids
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Topics: Fluids, Lubrication, Surface roughness, Flow (Dynamics), Journal bearings, Shear stress, Viscosity