Journal of Tribology

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Technical Papers

A Multiscale Method Modeling Surface Texture Effects

Alex de Kraker, Ron A. J. van Ostayen, A. van Beek, Daniel J. Rixen

J. Tribol. April 2007, 129(2): 221–230. doi: https://doi.org/10.1115/1.2540156

Topics: Bearings , Flow (Dynamics) , Navier-Stokes equations , Pressure , Simulation results , Surface texture , Lubrication , Cavitation , Pressure gradient , Boundary-value problems

An Elastic Adhesion Model for Contacting Cylinder and Perfectly Wetted Plane in the Presence of Meniscus

Y. F. Peng, G. X. Li

J. Tribol. April 2007, 129(2): 231–234. doi: https://doi.org/10.1115/1.2540212

Abstract

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Topics: Adhesion , Adhesives , Approximation , Cylinders , Pressure

Modeling of the Rolling and Sliding Contact Between Two Asperities

Vincent Boucly, Daniel Nélias, Itzhak Green

J. Tribol. April 2007, 129(2): 235–245. doi: https://doi.org/10.1115/1.2464137

Abstract

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Topics: Algorithms , Deformation , Displacement , Hardening , Modeling , Pressure , Stress , Geometry

Experimental and Theoretical Investigation of Bouncing Vibrations of a Flying Head Slider in the Near-Contact Region

Kyosuke Ono, Masami Yamane

J. Tribol. April 2007, 129(2): 246–255. doi: https://doi.org/10.1115/1.2464131

Abstract

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Topics: Disks , Vibration , Lubricants , Pressure

EHL Modeling for Nonhomogeneous Materials: The Effect of Material Inclusions

Trevor S. Slack, Nihar Raje, Farshid Sadeghi, Gary Doll, Michael R. Hoeprich

J. Tribol. April 2007, 129(2): 256–273. doi: https://doi.org/10.1115/1.2540234

Abstract

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Topics: Discrete element methods , Film thickness , Pressure , Stress

A Generalized Formulation for the Contact Between Elastic Spheres: Applicability to Both Wet and Dry Conditions

Jie Zheng, Jeffrey L. Streator

J. Tribol. April 2007, 129(2): 274–282. doi: https://doi.org/10.1115/1.2540041

Abstract

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Topics: Adhesion , Bridges (Structures) , Equilibrium (Physics) , Pressure , Separation (Technology) , Liquid films , Capillarity , Elasticity

Evaluation of Stresses Around Inclusions in Hertzian Contacts Using the Discrete Element Method

Nihar Raje, Farshid Sadeghi, Richard G. Rateick, Jr., Michael R. Hoeprich

J. Tribol. April 2007, 129(2): 283–291. doi: https://doi.org/10.1115/1.2464132

Abstract

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Topics: Springs , Stress , Elasticity , Elastic moduli , Discrete element methods , Equations of motion

Elastic–Plastic Multi-Asperity Contact Analysis of Cylinder-on-Flat Configuration

V. Sabelkin, S. Mall

J. Tribol. April 2007, 129(2): 292–304. doi: https://doi.org/10.1115/1.2540262

Abstract

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Topics: Deformation , Friction , Stress , Finite element analysis , Cylinders , Surface roughness

An Incremental Adaptive Procedure for Viscoelastic Contact Problems

Fatin F. Mahmoud, Ahmed G. El-Shafei, Mohamed A. Attia

J. Tribol. April 2007, 129(2): 305–313. doi: https://doi.org/10.1115/1.2464139

Abstract

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Topics: Computer programming , Contact mechanics , Pressure , Stress , Relaxation (Physics) , Viscoelastic materials , Viscoelasticity

Assessment and Verification of a Novel Method for Near Surface Measurement of Mechanical Properties

S. Ozcan, K. Farhang, P. Filip

J. Tribol. April 2007, 129(2): 314–320. doi: https://doi.org/10.1115/1.2540550

Abstract

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Topics: Atomic force microscopy , Geometry , Mechanical properties , Surface properties , Young's modulus , Stiffness , Stress , Errors , Scanning electron microscopes

A Multi-Scale System Analysis and Verification for Improved Contact Fatigue Life Cycle of a Cam-Roller System

D. Y. Hua, K. Farhang, L. E. Seitzman

J. Tribol. April 2007, 129(2): 321–325. doi: https://doi.org/10.1115/1.2540572

Abstract

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Topics: Cycles , Rollers , Surface roughness , Fatigue life , Coatings , Stress , Simulation

Lubrication and Wear of Artificial Knee Joint Materials in a Rolling∕Sliding Tribotester

Francis E. Kennedy, Douglas W. Van Citters, Khanittha Wongseedakaew, Mongkol Mongkolwongrojn

J. Tribol. April 2007, 129(2): 326–335. doi: https://doi.org/10.1115/1.2464130

Abstract

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Topics: Lubrication , Wear , Knee joint prostheses , Polymers , Cycles , Wear testing

Entrainment and Inlet Suction: Two Mechanisms of Hydrodynamic Lubrication in Textured Bearings

M. Fowell, A. V. Olver, A. D. Gosman, H. A. Spikes, I. Pegg

J. Tribol. April 2007, 129(2): 336–347. doi: https://doi.org/10.1115/1.2540089

Abstract

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Topics: Bearings , Cavitation , Stress , Suction , Friction , Pressure

Linear Stability Analysis of a Tilting-Pad Journal Bearing System

Guang Qiao, Liping Wang, Tiesheng Zheng

J. Tribol. April 2007, 129(2): 348–353. doi: https://doi.org/10.1115/1.2464136

Abstract

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Topics: Bearings , Eigenvalues , Journal bearings , Rotors , Stability , Newton's method

Parametric Studies on Static and Dynamic Performance of Air Foil Bearings with Different Top Foil Geometries and Bump Stiffness Distributions

Daejong Kim

J. Tribol. April 2007, 129(2): 354–364. doi: https://doi.org/10.1115/1.2540065

Abstract

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Topics: Bearings , Damping , Foil bearings , Stiffness , Stability , Stress , Rotors , Simulation

Rotordynamic Force Coefficients for a New Damper Seal Design

Bugra H. Ertas, John M. Vance

J. Tribol. April 2007, 129(2): 365–374. doi: https://doi.org/10.1115/1.2464138

Abstract

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Topics: Cavities , Dampers , Damping , Design , Pressure , Rotors , Stiffness , Bearings , Mechanical impedance , Excitation

Stability Characteristics of a Rigid Rotor Supported by a Gas-Lubricated Spiral-Groove Conical Bearing

Coda H. T. Pan, Daejong Kim

J. Tribol. April 2007, 129(2): 375–383. doi: https://doi.org/10.1115/1.2647443

Abstract

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Topics: Bearings , Rotors , Stability , Design

Numerical Calculations of Pressure Distribution in the Bearing Clearance of Circular Aerostatic Thrust Bearings With a Single Air Supply Inlet

Shigeka Yoshimoto, Makoto Yamamoto, Kazuyuki Toda

J. Tribol. April 2007, 129(2): 384–390. doi: https://doi.org/10.1115/1.2464135

Abstract

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Topics: Bearings , Clearances (Engineering) , Pressure , Thrust bearings , Flow (Dynamics) , Turbulence

Rotordynamics of Small Turbochargers Supported on Floating Ring Bearings—Highlights in Bearing Analysis and Experimental Validation

Luis San Andres, Juan Carlos Rivadeneira, Kostandin Gjika, Christopher Groves, Gerry LaRue

J. Tribol. April 2007, 129(2): 391–397. doi: https://doi.org/10.1115/1.2464134

Abstract

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Topics: Bearings , Compressors , Lubricants , Rotors , Temperature , Turbochargers , Rotordynamics , Pressure , Whirls

Influence of Groove Size on the Static and Rotordynamic Characteristics of Short, Laminar-Flow Annular Seals

Dara W. Childs, Matthew Graviss, Luis E. Rodriguez

J. Tribol. April 2007, 129(2): 398–406. doi: https://doi.org/10.1115/1.2647471

Abstract

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Topics: Clearances (Engineering) , Compressors , Damping , Flow (Dynamics) , Laminar flow , Leakage , Pressure , Stiffness , Stress , Stators

Stiffness and Efficiency Optimization of a Hydrostatic Laser Surface Textured Gas Seal

Y. Feldman, Y. Kligerman, I. Etsion

J. Tribol. April 2007, 129(2): 407–410. doi: https://doi.org/10.1115/1.2540120

Abstract

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Topics: Design , Hydrostatics , Lasers , Stiffness , Clearances (Engineering) , Leakage , Optimization

Residual Strain Measurements in Thermal Spray Cermet Coatings via Neutron Diffraction

R. Ahmed, H. Yu, S. Stewart, L. Edwards, J. R. Santisteban

J. Tribol. April 2007, 129(2): 411–418. doi: https://doi.org/10.1115/1.2647503

Abstract

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Topics: Coatings , Neutron diffraction , Sprays , Stress , Strain measurement , Coating processes , Fatigue

Elucidation of the Corrosion Mechanism of Vegetable-Oil-Based Lubricants

N. H. Jayadas, K. Prabhakaran Nair

J. Tribol. April 2007, 129(2): 419–423. doi: https://doi.org/10.1115/1.2464133

Abstract

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Topics: Corrosion , Lubricants , Vegetable oils , Oils , Petroleum

Technical Briefs

Numerical Modeling of Rotordynamic Coefficients for Deliberately Roughened Stator Gas Annular Seals

Gocha Chochua, Thomas A. Soulas

J. Tribol. April 2007, 129(2): 424–429. doi: https://doi.org/10.1115/1.2647531

Abstract

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Topics: Compressors , Computational fluid dynamics , Rotors , Stators , Geometry , Damping , Stiffness , Computer simulation

Clarification of a Semi-Empirical Approach in Piston Ring-Cylinder Bore Conformability Prediction

V. Dunaevsky, J. Rudzitis

J. Tribol. April 2007, 129(2): 430–435. doi: https://doi.org/10.1115/1.2647800

Abstract

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Topics: Cylinders , Piston rings , Pistons , Compressors , Tribology

On the CMP Material Removal at the Molecular Scale

L. Chang

J. Tribol. April 2007, 129(2): 436–437. doi: https://doi.org/10.1115/1.2647829

Abstract

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Topics: Chemistry , Particulate matter , Polishing , Semiconductor wafers , Slurries , Semiconductors (Materials)

Technology Review

A Review of Dry Particulate Lubrication: Powder and Granular Materials

Emmanuel Y. A. Wornyoh, Venkata K. Jasti, C. Fred Higgs, III

J. Tribol. April 2007, 129(2): 438–449. doi: https://doi.org/10.1115/1.2647859

Abstract

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Topics: Flow (Dynamics) , Geometry , Granular materials , Lubricants , Lubrication , Particulate matter , Stress , Tribology , Constitutive equations , Computer simulation

Technical Papers

A Multiscale Method Modeling Surface Texture Effects

An Elastic Adhesion Model for Contacting Cylinder and Perfectly Wetted Plane in the Presence of Meniscus

Modeling of the Rolling and Sliding Contact Between Two Asperities

Experimental and Theoretical Investigation of Bouncing Vibrations of a Flying Head Slider in the Near-Contact Region

EHL Modeling for Nonhomogeneous Materials: The Effect of Material Inclusions

A Generalized Formulation for the Contact Between Elastic Spheres: Applicability to Both Wet and Dry Conditions

Evaluation of Stresses Around Inclusions in Hertzian Contacts Using the Discrete Element Method

Elastic–Plastic Multi-Asperity Contact Analysis of Cylinder-on-Flat Configuration

An Incremental Adaptive Procedure for Viscoelastic Contact Problems

Assessment and Verification of a Novel Method for Near Surface Measurement of Mechanical Properties

A Multi-Scale System Analysis and Verification for Improved Contact Fatigue Life Cycle of a Cam-Roller System

Lubrication and Wear of Artificial Knee Joint Materials in a Rolling∕Sliding Tribotester

Entrainment and Inlet Suction: Two Mechanisms of Hydrodynamic Lubrication in Textured Bearings

Linear Stability Analysis of a Tilting-Pad Journal Bearing System

Parametric Studies on Static and Dynamic Performance of Air Foil Bearings with Different Top Foil Geometries and Bump Stiffness Distributions

Rotordynamic Force Coefficients for a New Damper Seal Design

Stability Characteristics of a Rigid Rotor Supported by a Gas-Lubricated Spiral-Groove Conical Bearing

Numerical Calculations of Pressure Distribution in the Bearing Clearance of Circular Aerostatic Thrust Bearings With a Single Air Supply Inlet

Rotordynamics of Small Turbochargers Supported on Floating Ring Bearings—Highlights in Bearing Analysis and Experimental Validation

Influence of Groove Size on the Static and Rotordynamic Characteristics of Short, Laminar-Flow Annular Seals

Stiffness and Efficiency Optimization of a Hydrostatic Laser Surface Textured Gas Seal

Residual Strain Measurements in Thermal Spray Cermet Coatings via Neutron Diffraction

Elucidation of the Corrosion Mechanism of Vegetable-Oil-Based Lubricants

Technical Briefs

Numerical Modeling of Rotordynamic Coefficients for Deliberately Roughened Stator Gas Annular Seals

Clarification of a Semi-Empirical Approach in Piston Ring-Cylinder Bore Conformability Prediction

On the CMP Material Removal at the Molecular Scale

Technology Review

A Review of Dry Particulate Lubrication: Powder and Granular Materials

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