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Proceedings Papers

Predicting Fly-Height Modulation and Contact Forces in Ultra-Low Flying Head-Disk Interfaces Using a Tri-State Switching Dynamic Contact Model

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Sung-Chang Lee, Andreas A. Polycarpou
Proc. ASME. TRIB2001, ASME 2001 Symposium on Nanotribology and Nanotechnology for 1Tbit/in2, 27-35, October 21–24, 2001
Publisher: American Society of Mechanical Engineers
Paper No: TRIB-NANO2001-104
https://doi.org/10.1115/TRIB-NANO2001-104
View Paper titled, Predicting Fly-Height Modulation and Contact Forces in Ultra-Low Flying Head-Disk Interfaces Using a Tri-State Switching Dynamic Contact Model
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Topics: Disks, Dynamics (Mechanics), Air bearings, Contact dynamics, Damage, Degrees of freedom, Design, Dynamic models, Excitation, Rotating disks
Proceedings Papers

Head-Disk Interface Issues for Near Contact Recording

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R. H. Wang, V. Raman, U. V. Nayak
Proc. ASME. TRIB2001, ASME 2001 Symposium on Nanotribology and Nanotechnology for 1Tbit/in2, 37-43, October 21–24, 2001
Publisher: American Society of Mechanical Engineers
Paper No: TRIB-NANO2001-105
https://doi.org/10.1115/TRIB-NANO2001-105
View Paper titled, Head-Disk Interface Issues for Near Contact Recording
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Topics: Air bearings, Disks, Pressure
Proceedings Papers

Air Bearing Models and Solutions for Sub-5 nm Spacings

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D. B. Bogy, Lin Wu
Proc. ASME. TRIB2001, ASME 2001 Symposium on Nanotribology and Nanotechnology for 1Tbit/in2, 3-9, October 21–24, 2001
Publisher: American Society of Mechanical Engineers
Paper No: TRIB-NANO2001-101
https://doi.org/10.1115/TRIB-NANO2001-101
View Paper titled, Air Bearing Models and Solutions for Sub-5 nm Spacings
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Topics: Air bearings, Boundary-value problems, Contact mechanics, Intermolecular forces, Lubrication, Modeling, Phase interfaces, Pressure, Pressure gradient
Proceedings Papers

Thermal Behavior of Magnetoresistive Heads: An Analysis of the Thermal Asperity Problem

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Francis E. Kennedy, Li Chen, David B. Bogy
Proc. ASME. TRIB2001, ASME 2001 Symposium on Nanotribology and Nanotechnology for 1Tbit/in2, 73-80, October 21–24, 2001
Publisher: American Society of Mechanical Engineers
Paper No: TRIB-NANO2001-110
https://doi.org/10.1115/TRIB-NANO2001-110
View Paper titled, Thermal Behavior of Magnetoresistive Heads: An Analysis of the Thermal Asperity Problem
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Topics: Air bearings, Cooling, Disks, Fluctuations (Physics), Geometry, Heating, Particulate matter, Signals, Temperature, Thin films
Proceedings Papers

Local Adaptive Multi-Grid Control Volume Method for the Air Bearing Problem in Hard Disk Drives

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Liping Li, David B. Bogy
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 185-187, October 7–10, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2012-61118
https://doi.org/10.1115/IJTC2012-61118
View Paper titled, Local Adaptive Multi-Grid Control Volume Method for the Air Bearing Problem in Hard Disk Drives
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Topics: Air bearings, Disks, Algorithms, Simulation, Stability, Steady state
Proceedings Papers

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

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Rahul Rai, David B. Bogy
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 329-331, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61167
https://doi.org/10.1115/IJTC2011-61167
View Paper titled, Analysis of Off-Track Slider Vibrations in a Laptop Hard Disk Drive
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Topics: Disks, Laptop computers, Vibration, Horizontal directional drilling, Excitation, Manufacturing, Actuators, Air bearings, Fluids, Bearings
Proceedings Papers

Slider Air Bearing Design in Consideration of the Pumping Effect

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Bo Zhang, Toshifumi Mawatari, Akira Nakajima
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 311-313, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61033
https://doi.org/10.1115/IJTC2011-61033
View Paper titled, Slider Air Bearing Design in Consideration of the Pumping Effect
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Topics: Air bearings, Design, Contamination, Disks, Shear stress
Proceedings Papers

Numerical Analysis on Dynamic Characteristics of Flying Magnetic Head Under Ultra Thin Spacing

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Hua-ping Yao, Huang Ping, Yang-zhi Chen
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 377-379, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41052
https://doi.org/10.1115/IJTC2010-41052
View Paper titled, Numerical Analysis on Dynamic Characteristics of Flying Magnetic Head Under Ultra Thin Spacing
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Topics: Magnetic heads, Numerical analysis, Air bearings, Algorithms, Bearings, Damping, Film thickness, Finite difference methods, Pressure, Stiffness
Proceedings Papers

Pumping Effect of Slider Air Bearing Surface for Non-Langmuir Adsorption

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Bo Zhang, Akira Nakajima
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 385-387, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41110
https://doi.org/10.1115/IJTC2010-41110
View Paper titled, Pumping Effect of Slider Air Bearing Surface for Non-Langmuir Adsorption
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Topics: Air bearings, Disks, Film thickness, Numerical analysis, Viscosity
Proceedings Papers

Effect of Spinning Disk–Parking Ramp Collison on the Operational Shock Performance of a Mobile Hard Disk Drive

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Rahul Rai, David B. Bogy
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 389-391, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41149
https://doi.org/10.1115/IJTC2010-41149
View Paper titled, Effect of Spinning Disk–Parking Ramp Collison on the Operational Shock Performance of a Mobile Hard Disk Drive
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Topics: Disks, Rotating disks, Shock (Mechanics), Excitation, Failure, Horizontal directional drilling, Air bearings, Collisions (Physics), Computers, Design
Proceedings Papers

Influence of Ball Wedging Behavior in Ball Screws on Lost Motion of Its Mechanism

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Masahiro Ueda, Hirokazu Shimoda
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 237-239, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15097
https://doi.org/10.1115/IJTC2009-15097
View Paper titled, Influence of Ball Wedging Behavior in Ball Screws on Lost Motion of Its Mechanism
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Topics: Screws, Errors, Wedges, Air bearings, Gothic arches, Sensors
Proceedings Papers

Partial Contact Head-Disk Interface With Thermal Protrusion

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Du Chen, David B. Bogy
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 415-417, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15127
https://doi.org/10.1115/IJTC2009-15127
View Paper titled, Partial Contact Head-Disk Interface With Thermal Protrusion
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Topics: Disks, Air bearings, Vibration, Adhesion, Design, Engineering simulation, Friction, Magnetic recording, Simulation
Proceedings Papers

Design of Damped Air Bearings at Head Disk Interface

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Jianhua Li, Junguo Xu, Yuki Shimizu, Masayuki Honchi, Kyosuke Ono
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 399-402, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15079
https://doi.org/10.1115/IJTC2009-15079
View Paper titled, Design of Damped Air Bearings at Head Disk Interface
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Topics: Air bearings, Design, Disks, Damping, Modal analysis
Proceedings Papers

Effects of Surface Roughness on the Fly-Ability of a Thermal Protrusion Air Bearing Slider

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Wei Hua, Bo Liu, Shengkai Yu, Weidong Zhou, Leonard Gonzaga
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 391-393, October 19–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2009-15025
https://doi.org/10.1115/IJTC2009-15025
View Paper titled, Effects of Surface Roughness on the Fly-Ability of a Thermal Protrusion Air Bearing Slider
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Topics: Air bearings, Surface roughness, Intermolecular forces
Proceedings Papers

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

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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
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71279
https://doi.org/10.1115/IJTC2008-71279
View Paper titled, Coupled Thermo-Mechanical Modeling of Head-Disc Interface in Heat Assisted Magnetic Recording
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Topics: Disks, Heat, Magnetic recording, Modeling, Thermomechanics, Stress, Air bearings, Lasers, Clearances (Engineering), Design
Proceedings Papers

Statistical Analysis of Contact-Induced Air Bearing Vibrations

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Adam Himes, Rick Budde
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 175-177, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71309
https://doi.org/10.1115/IJTC2008-71309
View Paper titled, Statistical Analysis of Contact-Induced Air Bearing Vibrations
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Topics: Air bearings, Statistical analysis, Vibration, Clearances (Engineering), Design, Experimental methods, Reliability, Simulation, Stability
Proceedings Papers

An Investigation to the Effect of Elastic Deformations of the Bearing Surface of EP Air Bearings

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Anton van Beek, Ron van Ostayen, Rob Munnig Schmidt
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 319-321, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71075
https://doi.org/10.1115/IJTC2008-71075
View Paper titled, An Investigation to the Effect of Elastic Deformations of the Bearing Surface of EP Air Bearings
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Topics: Air bearings, Bearings, Deformation, Film thickness, Dimensions, Elasticity, Flow (Dynamics), Fluids, Stress
Proceedings Papers

Optimization of Groove Geometry for Thrust Air Bearing According to Various Objective Functions

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Hiromu Hashimoto, Masayuki Ochiai, Tadashi Namba
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 327-329, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71093
https://doi.org/10.1115/IJTC2008-71093
View Paper titled, Optimization of Groove Geometry for Thrust Air Bearing According to Various Objective Functions
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Topics: Air bearings, Geometry, Optimization, Thrust, Design, Film thickness, Friction, Stiffness, Torque, Bearings
Proceedings Papers

An Experimental Investigation on Friction Coefficient in Plain Journal Bearings During Start-Up

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J. Bouyer, M. Fillon
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 339-341, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71099
https://doi.org/10.1115/IJTC2008-71099
View Paper titled, An Experimental Investigation on Friction Coefficient in Plain Journal Bearings During Start-Up
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Topics: Friction, Journal bearings, Bearings, Air bearings, Approximation, Clearances (Engineering), Design, Engineers, Pressure, Thrust bearings
Proceedings Papers

Identification of the Multiple Flying Heights in a Loading Process

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Shuyu Zhang, Mike Suk, George Tyndall
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 681-683, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71128
https://doi.org/10.1115/IJTC2008-71128
View Paper titled, Identification of the Multiple Flying Heights in a Loading Process
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Topics: Air bearings, Design, Disks, Stress, Transducers