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Andrey Ovcharenko
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Proceedings Papers

Investigation of the Contact Potential of the Head-Disk Interface Using Kelvin Probe Measurements

Tan D. Trinh, Frederick E. Spada, Andrey Ovcharenko, Frank E. Talke
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A008, August 29–30, 2018
Paper No: ISPS-MIPE2018-8579
https://doi.org/10.1115/ISPS-MIPE2018-8579
View Paper titled, Investigation of the Contact Potential of the Head-Disk Interface Using Kelvin Probe Measurements
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Topics: Disks, Probes, Temperature programmed desorption, Acoustic emissions, Sensors, Signals, Temperature, Wear
Proceedings Papers

Correlation of Disk Topography Waves With Nanometer Scale Lubricant Moguls

Andrey Ovcharenko, Tom Karis, Jih-Ping Peng
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A001, August 29–30, 2017
Paper No: ISPS2017-5401
https://doi.org/10.1115/ISPS2017-5401
View Paper titled, Correlation of Disk Topography Waves With Nanometer Scale Lubricant Moguls
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Topics: Disks, Lubricants, Nanoscale phenomena, Waves, Oscillations, Shear stress, Air bearings, Carbon, Density, Magnetic recording
Proceedings Papers

Experimental Investigation of the Effect of Hydrocarbon Oil Contamination on a Disk Surface

Young Woo Seo, Andrey Ovcharenko, Yongqi Yan, Frank E. Talke
Proc. ASME. ISPS2016, ASME 2016 Conference on Information Storage and Processing Systems, V001T01A015, June 20–21, 2016
Paper No: ISPS2016-9610
https://doi.org/10.1115/ISPS2016-9610
View Paper titled, Experimental Investigation of the Effect of Hydrocarbon Oil Contamination on a Disk Surface
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Topics: Contamination, Disks, Atomic force microscopy, Actuators, Engines, Gas chromatography, Mass spectrometry, Molecular dynamics, Motors
Proceedings Papers

Effect of Slider Bias Voltage and Humidity on Wear and Contact Potential

Karcher Morris, Liane Matthes, Frederick E. Spada, Andrey Ovcharenko, Bernhard E. Knigge, Frank E. Talke
Proc. ASME. ISPS2016, ASME 2016 Conference on Information Storage and Processing Systems, V001T01A018, June 20–21, 2016
Paper No: ISPS2016-9620
https://doi.org/10.1115/ISPS2016-9620
View Paper titled, Effect of Slider Bias Voltage and Humidity on Wear and Contact Potential
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Topics: Wear, Disks, Probes
Proceedings Papers

Molecular Dynamics Study of Nano-Tribological Properties of Silicon Nitride Films

Longqiu Li, Shufeng Wang, Andrey Ovcharenko, Wuyi Wang
Proc. ASME. IDETC-CIE2014, Volume 4: 19th Design for Manufacturing and the Life Cycle Conference; 8th International Conference on Micro- and Nanosystems, V004T09A025, August 17–20, 2014
Paper No: DETC2014-34857
https://doi.org/10.1115/DETC2014-34857
View Paper titled, Molecular Dynamics Study of Nano-Tribological Properties of Silicon Nitride Films
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Topics: Molecular dynamics, Silicon nitride ceramics, Tribology, Friction, Corrosion, Diamonds, Disks, Durability, Protective coatings, Silicon
Proceedings Papers

Deformation of an Ultra-Thin Diamond-Like Carbon Coating on a Magnetic Recording Head Under Combined Loading

Michael Price, Andrey Ovcharenko, Raj Thangaraj, Bart Raeymaekers
Proc. ASME. ISPS2014, 2014 Conference on Information Storage and Processing Systems, V001T01A014, June 23–24, 2014
Paper No: ISPS2014-6953
https://doi.org/10.1115/ISPS2014-6953
View Paper titled, Deformation of an Ultra-Thin Diamond-Like Carbon Coating on a Magnetic Recording Head Under Combined Loading
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Topics: Deformation, Diamond films, Magnetic recording, Silicon, Carbon, Design, Diamonds, Molecular dynamics, Tangential loading
Proceedings Papers

The Effect of Velocity and Local Pressure Changes on Lubricant Transfer: A Molecular Dynamics Simulation

Deng Pan, Andrey Ovcharenko, Min Yang, Frank E. Talke
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A025, June 24–25, 2013
Paper No: ISPS2013-2936
https://doi.org/10.1115/ISPS2013-2936
View Paper titled, The Effect of Velocity and Local Pressure Changes on Lubricant Transfer: A Molecular Dynamics Simulation
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Topics: Lubricants, Molecular dynamics simulation, Pressure, Disks, Magnetic recording
Proceedings Papers

Delamination of Ultra-Thin Diamond-Like Carbon Coatings on Magnetic Recording Heads Under Normal Loading

Michael Price, Andrey Ovcharenko, Raj Thangaraj, Bart Raeymaekers
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A018, June 24–25, 2013
Paper No: ISPS2013-2899
https://doi.org/10.1115/ISPS2013-2899
View Paper titled, Delamination of Ultra-Thin Diamond-Like Carbon Coatings on Magnetic Recording Heads Under Normal Loading
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Topics: Delamination, Diamond films, Magnetic recording, Adhesion, Silicon, Carbon, Disks, Molecular dynamics, Stress
Proceedings Papers

Contact Between a Disk Asperity and the Touchdown Sensor in a Thermal Flying-Height Control Slider

Chuanwei Zhang, Andrey Ovcharenko, Frank E. Talke
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A020, June 24–25, 2013
Paper No: ISPS2013-2908
https://doi.org/10.1115/ISPS2013-2908
View Paper titled, Contact Between a Disk Asperity and the Touchdown Sensor in a Thermal Flying-Height Control Slider
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Topics: Disks, Sensors, Finite element analysis, Heating, Temperature, Transients (Dynamics)
Proceedings Papers

Molecular Dynamics Simulation to Study the Effect of Empirical Potential Functions on Modeling of Diamond-Like Carbon

Longqiu Li, Ming Xu, Wenping Song, Guangyu Zhang, Andrey Ovcharenko
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A022, June 24–25, 2013
Paper No: ISPS2013-2914
https://doi.org/10.1115/ISPS2013-2914
View Paper titled, Molecular Dynamics Simulation to Study the Effect of Empirical Potential Functions on Modeling of Diamond-Like Carbon
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Topics: Carbon, Diamonds, Modeling, Molecular dynamics simulation, Atoms, Density, Engineering simulation, Molecular dynamics, Quenching (Metalworking), Simulation
Proceedings Papers

Molecular Dynamics Simulation of a Rigid Sphere Indenting a Copper Substrate

Ding Jia, Longqiu Li, Andrey Ovcharenko, Wenping Song, Guangyu Zhang
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 293-295, October 7–10, 2012
Paper No: IJTC2012-61079
https://doi.org/10.1115/IJTC2012-61079
View Paper titled, Molecular Dynamics Simulation of a Rigid Sphere Indenting a Copper Substrate
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Topics: Copper, Molecular dynamics simulation, Displacement, Simulation, Deformation, Diamonds, Molecular dynamics
Proceedings Papers

Transient Thermo-Mechanical Plowing Contact Between Rigid Sphere and Elastic-Plastic Sphere

Wenping Song, Andrey Ovcharenko, Longqiu Li, Guangyu Zhang, Frank E. Talke
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 343-345, October 7–10, 2012
Paper No: IJTC2012-61115
https://doi.org/10.1115/IJTC2012-61115
View Paper titled, Transient Thermo-Mechanical Plowing Contact Between Rigid Sphere and Elastic-Plastic Sphere
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Topics: Thermomechanics, Transients (Dynamics), Deformation, Finite element analysis, Temperature
Proceedings Papers

Yield Inception of a Coated Substrate Indented by a Rigid Sphere

Wenping Song, Longqiu Li, Andrey Ovcharenko, Ding Jia, Guangyu Zhang, Frank E. Talke
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 277-279, October 24–26, 2011
Paper No: IJTC2011-61091
https://doi.org/10.1115/IJTC2011-61091
View Paper titled, Yield Inception of a Coated Substrate Indented by a Rigid Sphere
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Topics: Film thickness, Finite element analysis, Materials properties, Yield strength, Young's modulus
Proceedings Papers

Thermal-Mechanical Contact of a Sphere on a Layered Surface

Wenping Song, Andrey Ovcharenko, Guangyu Zhang, Frank E. Talke
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 381-383, October 17–20, 2010
Paper No: IJTC2010-41109
https://doi.org/10.1115/IJTC2010-41109
View Paper titled, Thermal-Mechanical Contact of a Sphere on a Layered Surface
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Topics: Coating processes, Coatings, Deformation, Materials properties, Temperature, Transients (Dynamics)
Journal Articles

The Onset of Plastic Yielding in a Spherical Shell Compressed by a Rigid Flat

Longqiu Li, Izhak Etsion, Andrey Ovcharenko, Frank E. Talke
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. January 2011, 78(1): 011016.
https://doi.org/10.1115/1.4001994
Published Online: October 22, 2010
View Article titled, The Onset of Plastic Yielding in a Spherical Shell Compressed by a Rigid Flat
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Topics: Shells, Spherical shells, Stress
Proceedings Papers

Very Early Stage of Elastic-Plastic Spherical Contact Fretting

Andrey Ovcharenko, Izhak Etsion
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 281-283, October 19–21, 2009
Paper No: IJTC2009-15031
https://doi.org/10.1115/IJTC2009-15031
View Paper titled, Very Early Stage of Elastic-Plastic Spherical Contact Fretting
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Topics: Copper, Cycles, Deformation, Displacement, Energy dissipation, Friction, Hardening, Junctions, Sapphire, Steel
Proceedings Papers

Transient Thermomechanical Contact Between a Sphere and a Moving Flat

Andrey Ovcharenko, Min Yang, Kaynam Chun, Frank E. Talke
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 411-413, October 19–21, 2009
Paper No: IJTC2009-15124
https://doi.org/10.1115/IJTC2009-15124
View Paper titled, Transient Thermomechanical Contact Between a Sphere and a Moving Flat
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Topics: Thermomechanics, Transients (Dynamics), Disks, Deformation, Finite element analysis, Friction, Hardening, Heat, High temperature, Temperature distribution
Proceedings Papers

Numerical Analysis of a Spherical Shell Compressed by a Rigid Flat

Longqiu Li, Izhak Etsion, Andrey Ovcharenko, Frank Talke
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 333-335, October 19–21, 2009
Paper No: IJTC2009-15126
https://doi.org/10.1115/IJTC2009-15126
View Paper titled, Numerical Analysis of a Spherical Shell Compressed by a Rigid Flat
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Topics: Numerical analysis, Spherical shells, Shells, Deformation, Geometry, Materials properties, Stress, Finite element analysis, Flat plates, Yield strength
Proceedings Papers

Experimental Study of Static Friction in a Spherical Elastic-Plastic Contact

Andrey Ovcharenko, Gregory Halperin, Izhak Etsion
Proc. ASME. ESDA2008, Volume 3: Design; Tribology; Education, 301-305, July 7–9, 2008
Paper No: ESDA2008-59008
https://doi.org/10.1115/ESDA2008-59008
View Paper titled, Experimental Study of Static Friction in a Spherical Elastic-Plastic Contact
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Topics: Stiction, Displacement, Friction, Stress, Deformation, Shear strength, Shear stress
Proceedings Papers

Theoretical and Experimental Investigation of Plastic Hysteresis in Spherical Contact Under Combined Normal and Tangential Loading

Yuri Kligerman, Andrey Ovcharenko, Izhak Etsion, Gregory Halperin
Proc. ASME. ESDA2008, Volume 3: Design; Tribology; Education, 427-430, July 7–9, 2008
Paper No: ESDA2008-59182
https://doi.org/10.1115/ESDA2008-59182
View Paper titled, Theoretical and Experimental Investigation of Plastic Hysteresis in Spherical Contact Under Combined Normal and Tangential Loading
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Topics: Tangential loading, Displacement, Friction, Hardening, Kinematics, Stress