Volume 129 Issue 2 | J. Tribol. | ASME Digital Collection

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

View articletitled, A Multiscale Method Modeling Surface Texture Effects

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

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

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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

View articletitled, Modeling of the Rolling and Sliding Contact Between Two Asperities

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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

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

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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

View articletitled, EHL Modeling for Nonhomogeneous Materials: The Effect of Material Inclusions

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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

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

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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

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

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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

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

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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

View articletitled, An Incremental Adaptive Procedure for Viscoelastic Contact Problems

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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

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

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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

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

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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

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

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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

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

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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

View articletitled, Linear Stability Analysis of a Tilting-Pad Journal Bearing System

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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

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

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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

View articletitled, Rotordynamic Force Coefficients for a New Damper Seal Design

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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

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

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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

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

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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

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

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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

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

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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

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

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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

View articletitled, Residual Strain Measurements in Thermal Spray Cermet Coatings via Neutron Diffraction

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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

View articletitled, Elucidation of the Corrosion Mechanism of Vegetable-Oil-Based Lubricants

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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

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

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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

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

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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

View articletitled, On the CMP Material Removal at the Molecular Scale

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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

View articletitled, A Review of Dry Particulate Lubrication: Powder and Granular Materials

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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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