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Proceedings Papers

Temperature Study of Embedded Contact Sensor for HDDS by Using Scanning Thermal Microscopy

Masaru Furukawa, Junguo Xu, Jianhua Li, Kiyoshi Hashimoto, Makoto Satou
Proc. ASME. ISPS2014, 2014 Conference on Information Storage and Processing Systems, V001T01A009, June 23–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2014-6935
https://doi.org/10.1115/ISPS2014-6935
View Paper titled, Temperature Study of Embedded Contact Sensor for HDDS by Using Scanning Thermal Microscopy
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Topics: Microscopy, Sensors, Temperature, Disks, Heating
Proceedings Papers

Dimension Effect of Embedded Contact Sensor on Disk Defect Detection

Masaru Furukawa, Junguo Xu, Jianhua Li
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A017, June 24–25, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2013-2895
https://doi.org/10.1115/ISPS2013-2895
View Paper titled, Dimension Effect of Embedded Contact Sensor on Disk Defect Detection
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Topics: Dimensions, Disks, Flaw detection, Sensors, Magnetic heads
Proceedings Papers

Frictional Heating Effect on Thermal Protrusion in Head Disk Interface

Jianhua Li, Junguo Xu, Masaru Furukawa
Proc. ASME. ISPS2013, ASME 2013 Conference on Information Storage and Processing Systems, V001T01A016, June 24–25, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2013-2894
https://doi.org/10.1115/ISPS2013-2894
View Paper titled, Frictional Heating Effect on Thermal Protrusion in Head Disk Interface
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Topics: Disks, Heating, Clearances (Engineering), Friction, Horizontal directional drilling, Wear, Density
Proceedings Papers

Slider Dynamics Over a Discrete Track Medium With Servo Patterns

Jianhua Li, Junguo Xu, Masahito Kobayashi
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 373-375, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41029
https://doi.org/10.1115/IJTC2010-41029
View Paper titled, Slider Dynamics Over a Discrete Track Medium With Servo Patterns
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Topics: Dynamics (Mechanics), Servomechanisms, Air flow, Design, Disks, Synchronization
Journal Articles

Design and Evaluation of Damped Air Bearings at Head-Disk Interface

Jianhua Li, Junguo Xu, Yuki Shimizu, Masayuki Honchi, Kyosuke Ono, Yukio Kato
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 2010, 132(3): 031702.
https://doi.org/10.1115/1.4001812
Published Online: June 24, 2010
View Article titled, Design and Evaluation of Damped Air Bearings at Head-Disk Interface
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Topics: Air bearings, Damping, Design, Disks
Proceedings Papers

Design of Damped Air Bearings at Head Disk Interface

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

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
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71026
https://doi.org/10.1115/IJTC2008-71026
View Paper titled, Understanding to Read/Write Signal Modulation Due to Lube Droplet at Head Disk Interface
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Topics: Disks, Drops, Signals, Damping, Pressure, Errors, Lubricants, Modeling, Shock (Mechanics), Simulation
Proceedings Papers

Numerical Simulation of Touchdown/Takeoff Hysterisis of Spherical Pad Slider by Considering the Liquid Bridge Between the Slider and Lubricant-Disk

Hui Li, Jianhua Li, Junguo Xu, Yuki Shimizu, Kyosuke Ono, Shinobu Yoshida
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 165-167, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71010
https://doi.org/10.1115/IJTC2008-71010
View Paper titled, Numerical Simulation of Touchdown/Takeoff Hysterisis of Spherical Pad Slider by Considering the Liquid Bridge Between the Slider and Lubricant-Disk
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Topics: Bridges (Structures), Computer simulation, Disks, Lubricants, Geometry, Design, Dimensions, Steady state, Surface energy
Proceedings Papers

Contact ABS Design Concepts

Junguo Xu, Hidekazu Kohira, Shozo Saegusa
Proc. ASME. TRIB2002, Magnetic Storage Symposium: Frontiers of Magnetic Hard Disk Drive Tribology and Technology, 33-40, October 27–30, 2002
Publisher: American Society of Mechanical Engineers
Paper No: 2002-TRIB-0253
https://doi.org/10.1115/2002-TRIB-0253
View Paper titled, Contact ABS Design Concepts
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Topics: Design, Vibration, Disks, Texture (Materials), Air bearings, Damping, Friction
Proceedings Papers

Thermal Analysis for the Protrusion of Magnetic Head

Junguo Xu, Masayuki Kurita, Shozo Saegusa
Proc. ASME. TRIB2003, Magnetic Storage Symposium: Frontiers of Magnetic Hard Disk Drive Tribology and Technology, 27-32, October 26–29, 2003
Publisher: American Society of Mechanical Engineers
Paper No: 2003-TRIB-334
https://doi.org/10.1115/2003-TRIB-334
View Paper titled, Thermal Analysis for the Protrusion of Magnetic Head
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Topics: Magnetic heads, Thermal analysis, Temperature, Deformation, Disks, Air bearings, Eddies (Fluid dynamics), Eddy currents (Electricity), Elastic moduli, Resolution (Optics)
Proceedings Papers

Friction Control of Active-Head Slider During Flying Height Adjustment

Lizhi Su, Junguo Xu, Masayuki Kurita, Koji Kato, Koshi Adachi, Yoshihiko Miyake
Proc. ASME. TRIB2004, ASME/STLE 2004 International Joint Tribology Conference, Parts A and B, 1425-1432, October 24–27, 2004
Publisher: American Society of Mechanical Engineers
Paper No: TRIB2004-64067
https://doi.org/10.1115/TRIB2004-64067
View Paper titled, Friction Control of Active-Head Slider During Flying Height Adjustment
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Topics: Friction, Disks, Risk, Vibration
Proceedings Papers

Ability of Slider Flying Over Discrete Track Medium

Jianhua Li, Junguo Xu, Yuki Shimizu
Proc. ASME. IJTC2006, Part B: Magnetic Storage Tribology; Manufacturing/Metalworking Tribology; Nanotribology; Engineered Surfaces; Biotribology; Emerging Technologies; Special Symposia on Contact Mechanics; Special Symposium on Nanotribology, 863-868, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12088
https://doi.org/10.1115/IJTC2006-12088
View Paper titled, Ability of Slider Flying Over Discrete Track Medium
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Topics: Air bearings, Simulation, Simulation results
Proceedings Papers

Drive Level Measurement of Flying Height Modulation and Control of Slider Disk Contact

Junguo Xu, Yuki Shimizu, Lizhi Su
Proc. ASME. IJTC2006, Part B: Magnetic Storage Tribology; Manufacturing/Metalworking Tribology; Nanotribology; Engineered Surfaces; Biotribology; Emerging Technologies; Special Symposia on Contact Mechanics; Special Symposium on Nanotribology, 869-873, October 23–25, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2006-12097
https://doi.org/10.1115/IJTC2006-12097
View Paper titled, Drive Level Measurement of Flying Height Modulation and Control of Slider Disk Contact
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Topics: Disks, Feedback, Friction, Laser Doppler vibrometers
Journal Articles

Performance of Sliders Flying Over Discrete-Track Media

Jianhua Li, Junguo Xu, Yuki Shimizu
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. October 2007, 129(4): 712–719.
https://doi.org/10.1115/1.2768069
Published Online: June 11, 2007
View Article titled, Performance of Sliders Flying Over Discrete-Track Media
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Topics: Air bearings, Disks, Manufacturing, Pressure, Simulation, Simulation results
Journal Articles

Friction Control of Active-Head Slider During Flying Height Adjustment

Lizhi Su, Junguo Xu, Masayuki Kurita, Koji Kato, Koshi Adachi, Yoshihiko Miyake
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2005, 127(4): 871–877.
https://doi.org/10.1115/1.2000266
Published Online: October 4, 2004
View Article titled, Friction Control of Active-Head Slider During Flying Height Adjustment
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Topics: Actuators, Disks, Friction, Vibration
Journal Articles

Contact Vibration of Micro-Textured Sliders

Junguo Xu, Hiromitsu Tokisue, Hideaki Tanaka, Masaaki Matsumoto
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Papers
J. Tribol. April 2002, 124(2): 281–287.
https://doi.org/10.1115/1.1398290
Published Online: June 26, 2001
View Article titled, Contact Vibration of Micro-Textured Sliders
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Topics: Disks, Vibration