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Proceedings Papers

A Thermo-Mechanical Finite Element Analysis of Light Sliding Contact at the Head-Disk Interface

Yuliang Liu, Jia Lou, David B. Bogy, Guangyu Zhang

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 335-337, October 7–10, 2012

Paper No: IJTC2012-61063

DOI: https://doi.org/10.1115/IJTC2012-61063

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Topics: Disks, Finite element analysis, Thermomechanics, Temperature, Magnetic recording, Aluminum, Corners (Structural elements), Deformation, Finite element model, Friction

Proceedings Papers

Flying Height Control Using Dual Thermal Protrusions in Heat Assisted Magnetic Recording (HAMR)

Shaomin Xiong, Liping Li, David B. Bogy

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 339-341, October 7–10, 2012

Paper No: IJTC2012-61083

DOI: https://doi.org/10.1115/IJTC2012-61083

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Topics: Heat, Magnetic recording, Disks, Computer simulation, Control systems, Density, Feedback, Lasers, Storage

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

DOI: https://doi.org/10.1115/IJTC2012-61115

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Topics: Thermomechanics, Transients (Dynamics), Deformation, Finite element analysis, Temperature

Proceedings Papers

Lubricant Flow and Evaporation Model for Heat Assisted Magnetic Recording Systems Including Reactive End-Group Effects and Thin-Film Viscosity

Joanna E. Bechtel, David B. Bogy

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 347-349, October 7–10, 2012

Paper No: IJTC2012-61167

DOI: https://doi.org/10.1115/IJTC2012-61167

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Topics: Evaporation, Flow (Dynamics), Heat, Lubricants, Magnetic recording, Thin films, Viscosity, Pressure, Disks, Film thickness

Proceedings Papers

Dynamic Characteristics of the Combined Smart Bearing

Yong Bok Lee, Kyung Min Lee, Jin-Taek Chung, Seung Jong Kim, Se Na Jeong

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 337-339, October 24–26, 2011

Paper No: IJTC2011-61179

DOI: https://doi.org/10.1115/IJTC2011-61179

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Topics: Bearings, Finite element methods, Damping, Foil bearings, Machinery, Reliability, Stability, Stiffness, Turbochargers

Proceedings Papers

Thermo-Mechanical Contact and Micro-Wear in Head Disk Interface

Sungae Lee, Chang-Dong Yeo

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 317-319, October 24–26, 2011

Paper No: IJTC2011-61059

DOI: https://doi.org/10.1115/IJTC2011-61059

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Topics: Disks, Thermomechanics, Wear, Heat, Carbon, Carbon films, Design, Engineering simulation, Heat transfer, Materials properties

Proceedings Papers

Numerical Analysis Method of Contact Mechanics Between a Sphere and a Flat Considering Lennard-Jones Surface Forces of Contacting Asperities and All Rough Height Surfaces

Kyosuke Ono

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 321-323, October 24–26, 2011

Paper No: IJTC2011-61077

DOI: https://doi.org/10.1115/IJTC2011-61077

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Topics: Contact mechanics, Numerical analysis, Surface roughness, Adhesives, Deformation, Disks

Proceedings Papers

Depletion of Monolayer Liquid Lubricant Films Induced by Laser Heating in Thermally Assisted Magnetic Recording

Norio Tagawa, Takao Miki, Hiroshi Tani

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 325-327, October 24–26, 2011

Paper No: IJTC2011-61136

DOI: https://doi.org/10.1115/IJTC2011-61136

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Topics: Heating, Lasers, Lubricants, Magnetic recording, Temperature programmed desorption, Film thickness, Spectroscopy, Carbon, Desorption, Diamonds

Proceedings Papers

Analysis of Off-Track Slider Vibrations in a Laptop Hard Disk Drive

Rahul Rai, David B. Bogy

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 329-331, October 24–26, 2011

Paper No: IJTC2011-61167

DOI: https://doi.org/10.1115/IJTC2011-61167

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Topics: Disks, Laptop computers, Vibration, Horizontal directional drilling, Excitation, Manufacturing, Actuators, Air bearings, Fluids, Bearings

Proceedings Papers

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Se Na Jeong, Tae Ho Kim, Chang Ho Kim, Yong Bok Lee

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 333-335, October 24–26, 2011

Paper No: IJTC2011-61177

DOI: https://doi.org/10.1115/IJTC2011-61177

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Topics: Bearings, Rotors, Vibration control, Design, Dynamic analysis, Dynamic stability, Foil bearings, Load bearing capacity, Machinery, Magnetic bearings

Proceedings Papers

Slider Air Bearing Design in Consideration of the Pumping Effect

Bo Zhang, Toshifumi Mawatari, Akira Nakajima

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 311-313, October 24–26, 2011

Paper No: IJTC2011-61033

DOI: https://doi.org/10.1115/IJTC2011-61033

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Topics: Air bearings, Design, Contamination, Disks, Shear stress

Proceedings Papers

Thermal Stability of Modified Perfluoropolyether Lubricants for Application in Heat Assisted Magnetic Recording

Jumin Rhew, Hogap Kim, Hao Zheng, Ho-Jong Kang, Frank E. Talke

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 315-316, October 24–26, 2011

Paper No: IJTC2011-61044

DOI: https://doi.org/10.1115/IJTC2011-61044

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Topics: Heat, Lubricants, Magnetic recording, Thermal stability, Nuclear magnetic resonance, Spectra (Spectroscopy), Thermogravimetry

Proceedings Papers

Coupled Thermo-Mechanical Modeling of Head-Disc Interface in Heat Assisted Magnetic Recording

Zoran Jandric, Wei Peng, James D. Kiely, Yiao-Tee Hsia

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 713-715, October 20–22, 2008

Paper No: IJTC2008-71279

DOI: https://doi.org/10.1115/IJTC2008-71279

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Topics: Disks, Heat, Magnetic recording, Modeling, Thermomechanics, Stress, Air bearings, Lasers, Clearances (Engineering), Design

Proceedings Papers

Understanding to Read/Write Signal Modulation Due to Lube Droplet at Head Disk Interface

Jianhua Li, Junguo Xu

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 665-667, October 20–22, 2008

Paper No: IJTC2008-71026

DOI: https://doi.org/10.1115/IJTC2008-71026

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Topics: Disks, Drops, Signals, Damping, Pressure, Errors, Lubricants, Modeling, Shock (Mechanics), Simulation

Proceedings Papers

Effect of Temperature on the Spreading Characteristics of Molecularly Thin Liquid Lubricant Films in Hard Disk Drives

Norio Tagawa, Kenta Mori, Atsunobu Mori, Masako Ikegami

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 669-671, October 20–22, 2008

Paper No: IJTC2008-71035

DOI: https://doi.org/10.1115/IJTC2008-71035

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Topics: Disks, Lubricants, Temperature, Mechanical admittance, Diffusion (Physics), Evaporation, Horizontal directional drilling, Robustness, Viscosity

Proceedings Papers

Numerical Analysis of Contact Mechanics Between Spherical Slider and Disk Due to Intermolecular Forces

Kyosuke Ono

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 673-675, October 20–22, 2008

Paper No: IJTC2008-71076

DOI: https://doi.org/10.1115/IJTC2008-71076

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Topics: Contact mechanics, Disks, Intermolecular forces, Numerical analysis, Magnetic heads, Surface roughness

Proceedings Papers

Flying Clearance Distribution With Thermo-Mechanical Actuation of Hard Disk Drive

Sung-Chang Lee, George W. Tyndall, Mike Suk

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 677-679, October 20–22, 2008

Paper No: IJTC2008-71083

DOI: https://doi.org/10.1115/IJTC2008-71083

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Topics: Clearances (Engineering), Disks, Thermomechanics, Temperature, Failure, Gages

Proceedings Papers

Identification of the Multiple Flying Heights in a Loading Process

Shuyu Zhang, Mike Suk, George Tyndall

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 681-683, October 20–22, 2008

Paper No: IJTC2008-71128

DOI: https://doi.org/10.1115/IJTC2008-71128

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Topics: Air bearings, Design, Disks, Stress, Transducers

Proceedings Papers

Numerical Analysis on Lubrication Characteristics of Nanometer Gas Film in Hard Disk Drive

Hua-Ping Yao, Yan-Hua Wu, Huang Ping

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 685-687, October 20–22, 2008

Paper No: IJTC2008-71137

DOI: https://doi.org/10.1115/IJTC2008-71137

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Topics: Disks, Lubrication, Numerical analysis, Flow (Dynamics), Pressure, Bearings, Film thickness, Finite difference methods, Modeling

Proceedings Papers

Nanorheological Measurement of Monolayer Lubricant Films Using the Oscillating Optical Fiber Probe

Yuya Hamamoto, Shintaro Itoh, Kenji Fukuzawa, Hedong Zhang

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 689-691, October 20–22, 2008

Paper No: IJTC2008-71138

DOI: https://doi.org/10.1115/IJTC2008-71138

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Topics: Lubricants, Optical fiber, Probes, Fibers, Shear (Mechanics)

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NARROW

A Thermo-Mechanical Finite Element Analysis of Light Sliding Contact at the Head-Disk Interface

Flying Height Control Using Dual Thermal Protrusions in Heat Assisted Magnetic Recording (HAMR)

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

Lubricant Flow and Evaporation Model for Heat Assisted Magnetic Recording Systems Including Reactive End-Group Effects and Thin-Film Viscosity

Dynamic Characteristics of the Combined Smart Bearing

Thermo-Mechanical Contact and Micro-Wear in Head Disk Interface

Numerical Analysis Method of Contact Mechanics Between a Sphere and a Flat Considering Lennard-Jones Surface Forces of Contacting Asperities and All Rough Height Surfaces

Depletion of Monolayer Liquid Lubricant Films Induced by Laser Heating in Thermally Assisted Magnetic Recording

Analysis of Off-Track Slider Vibrations in a Laptop Hard Disk Drive

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Slider Air Bearing Design in Consideration of the Pumping Effect

Thermal Stability of Modified Perfluoropolyether Lubricants for Application in Heat Assisted Magnetic Recording

Coupled Thermo-Mechanical Modeling of Head-Disc Interface in Heat Assisted Magnetic Recording

Understanding to Read/Write Signal Modulation Due to Lube Droplet at Head Disk Interface

Effect of Temperature on the Spreading Characteristics of Molecularly Thin Liquid Lubricant Films in Hard Disk Drives

Numerical Analysis of Contact Mechanics Between Spherical Slider and Disk Due to Intermolecular Forces

Flying Clearance Distribution With Thermo-Mechanical Actuation of Hard Disk Drive

Identification of the Multiple Flying Heights in a Loading Process

Numerical Analysis on Lubrication Characteristics of Nanometer Gas Film in Hard Disk Drive

Nanorheological Measurement of Monolayer Lubricant Films Using the Oscillating Optical Fiber Probe

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