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Proceedings Papers

Adsorption and Tribological Properties of Perfluoropolyether Lubricant Films Having Main-Chains With Different Carbon Number

Hiroshi Tani, Yuki Yamaji, Ryosuke Sagata, Tomomi Hatta, Renguo Lu, Shinji Koganezawa, Norio Tagawa
Proc. ASME. ISPS2023, ASME 2023 32nd Conference on Information Storage and Processing Systems, V001T04A001, August 28–29, 2023
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2023-109769
https://doi.org/10.1115/ISPS2023-109769
View Paper titled, Adsorption and Tribological Properties of Perfluoropolyether Lubricant Films Having Main-Chains With Different Carbon Number
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Topics: Carbon, Chain, Lubricants, Tribology, Disks, Clearances (Engineering), Wear
Proceedings Papers

Hybrid Lubricant Film With High Bonding Ratio and High Coverage

Hiroshi Tani, Yuki Uesaraie, Renguo Lu, Shinji Koganezawa, Norio Tagawa
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A001, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7428
https://doi.org/10.1115/ISPS2019-7428
View Paper titled, Hybrid Lubricant Film With High Bonding Ratio and High Coverage
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Topics: Bonding, Lubricants, Photoelectrons, Chemical vapor deposition, Disks, Friction, Heat, Magnetic recording
Proceedings Papers

Evolution of Transferred Lubricant Distributions on the Slider Surface Under Ambient and Laser-Heating Conditions

Ryan W. Hetzel, Shao Wang, Jonathon R. Lawry, Ahmed H. Alsafwani
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A005, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7458
https://doi.org/10.1115/ISPS2019-7458
View Paper titled, Evolution of Transferred Lubricant Distributions on the Slider Surface Under Ambient and Laser-Heating Conditions
Open the PDF for Evolution of Transferred Lubricant Distributions on the Slider Surface Under Ambient and Laser-Heating Conditions in another window
Topics: Disks, Evaporation, Heating, Lasers, Lubricants
Proceedings Papers

HDI Tribology Challenges and Strategies of Heat Assisted Magnetic Recording Drives

Youfeng Zhang, Yeoungchin Yoon, Shaomin Xiong
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A002, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7443
https://doi.org/10.1115/ISPS2019-7443
View Paper titled, HDI Tribology Challenges and Strategies of Heat Assisted Magnetic Recording Drives
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Topics: Heat, Lubricants, Magnetic recording, Tribology
Proceedings Papers

Effect of Humidity on the Nanoscale Heat Transfer at the Head-Media Interface

Qilong Cheng, Yuan Ma, David Bogy
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A004, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7449
https://doi.org/10.1115/ISPS2019-7449
View Paper titled, Effect of Humidity on the Nanoscale Heat Transfer at the Head-Media Interface
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Topics: Nanoscale heat transfer, Heat transfer, Water, Heat, Magnetic recording, Air bearings, Clearances (Engineering), Cooling, Design, Disks
Proceedings Papers

Molecular Dynamics Simulation of the Evaporation and Transfer of the Lubricant on a Hard Disk in Heat-Assisted Magnetic Recording

M. Ashraful Haq, Shao Wang, Zhencheng Ren, Yalin Dong
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A004, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8533
https://doi.org/10.1115/ISPS-MIPE2018-8533
View Paper titled, Molecular Dynamics Simulation of the Evaporation and Transfer of the Lubricant on a Hard Disk in Heat-Assisted Magnetic Recording
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Topics: Disks, Evaporation, Heat, Lubricants, Magnetic recording, Molecular dynamics simulation, Heat flux, Boundary-value problems, Heating, Lasers
Proceedings Papers

TOF-SIMS Analysis of Accumulated PFPE Lubricant Smear Following Laser Heating

Hiroshi Tani, Yuta Shibahara, Renguo Lu, Shinji Koganezawa, Norio Tagawa
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A001, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8515
https://doi.org/10.1115/ISPS-MIPE2018-8515
View Paper titled, TOF-SIMS Analysis of Accumulated PFPE Lubricant Smear Following Laser Heating
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Topics: Heating, Lasers, Lubricants, Secondary ion mass spectrometry, Temperature, Molecular weight, Flight, Heat, Magnetic recording, Thermal stability
Proceedings Papers

HAMR Emulation Using Plasmonic SERS Sensor As Near Field Transducer

M. Yanagisawa, M. Kunimoto, M. Saito, T. Homma
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A005, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8537
https://doi.org/10.1115/ISPS-MIPE2018-8537
View Paper titled, HAMR Emulation Using Plasmonic SERS Sensor As Near Field Transducer
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Topics: Sensors, Transducers, Heating, Lubricants, Lasers, Disks, Raman spectroscopy, Carbon, Centrifugal force, Diffusion (Physics)
Proceedings Papers

Measurement of Temperature Dependence of Lubricant Viscosity in Nano Gaps by Fiber Wobbling Method Combined With Laser Heating

Shintaro Itoh, Kento Kamiya, Kenji Fukuzawa, Hedong Zhang
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T08A005, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8548
https://doi.org/10.1115/ISPS-MIPE2018-8548
View Paper titled, Measurement of Temperature Dependence of Lubricant Viscosity in Nano Gaps by Fiber Wobbling Method Combined With Laser Heating
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Topics: Fibers, Heating, Lasers, Lubricants, Temperature measurement, Viscosity, Lubricating oils, Lubrication, Design, Durability
Proceedings Papers

Understanding Instabilities of TFC Femto-Slider and Pico-Slider via Surface Force Theory

Kyosuke Ono
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A002, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8519
https://doi.org/10.1115/ISPS-MIPE2018-8519
View Paper titled, Understanding Instabilities of TFC Femto-Slider and Pico-Slider via Surface Force Theory
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Topics: Adhesives, Carbon, Diamonds, Disks, Dynamics (Mechanics), Lubricants, Pressure, Van der Waals forces
Proceedings Papers

Study of Lubricant Depletion Induced by Pulsed-Laser Irradiation Heating in Heat-Assisted Magnetic Recording

Norio Tagawa, Hiroshi Tani, Yuki Uesaraie, Shinji Koganezawa, Renguo Lu
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A003, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8527
https://doi.org/10.1115/ISPS-MIPE2018-8527
View Paper titled, Study of Lubricant Depletion Induced by Pulsed-Laser Irradiation Heating in Heat-Assisted Magnetic Recording
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Topics: Heat, Heating, Irradiation (Radiation exposure), Lasers, Lubricants, Magnetic recording, Temperature distribution
Proceedings Papers

Coarse-Grain Simulation of Lubricant Polymer Solutions

Hitoshi Washizu, Hiroaki Yoshida, Soma Usui, Taiki Kawate
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T09A009, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8551
https://doi.org/10.1115/ISPS-MIPE2018-8551
View Paper titled, Coarse-Grain Simulation of Lubricant Polymer Solutions
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Topics: Lubricants, Polymer solutions, Simulation, Polymers, Viscosity, Dynamics (Mechanics), Geometry, Particulate matter, Tribology, Computer simulation
Proceedings Papers

Molecular Dynamics Study of Lubricant Evaporation and Fragmentation in Heat-Assisted Magnetic Recording With Pulsed Laser Heating

Young Woo Seo, Andreas Rosenkranz, Karcher Morris, Frank E. Talke
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A017, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5473
https://doi.org/10.1115/ISPS2017-5473
View Paper titled, Molecular Dynamics Study of Lubricant Evaporation and Fragmentation in Heat-Assisted Magnetic Recording With Pulsed Laser Heating
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Topics: Evaporation, Heat, Heating, Lasers, Lubricants, Magnetic recording, Molecular dynamics, Disks, Molecular dynamics simulation, Power density
Proceedings Papers

Behavior of Chemical Reaction Between Siloxane Compounds and Surface on Carbon Materials

Tsuyoshi Shimizu, Hiroshi Tani
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A005, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5424
https://doi.org/10.1115/ISPS2017-5424
View Paper titled, Behavior of Chemical Reaction Between Siloxane Compounds and Surface on Carbon Materials
Open the PDF for Behavior of Chemical Reaction Between Siloxane Compounds and Surface on Carbon Materials in another window
Topics: Carbon, Chemical reactions, Siloxanes, Disks, Catalysts, Contamination, Diamonds, Graphite, Lubricants, Pollution
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
Publisher: American Society of Mechanical Engineers
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

Self-Protecting Disk Lubricant: D-MH2

Paul H. Kasai, Ryosuke Sagata
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A014, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5458
https://doi.org/10.1115/ISPS2017-5458
View Paper titled, Self-Protecting Disk Lubricant: D-MH2
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Topics: Disks, Lubricants, Carbon, Chain, Electrons, Secondary ion mass spectrometry
Proceedings Papers

Molecular Dynamics Simulation of Lubricant Transfer Between Slider and Bit Patterned Disk

Wenping Song, Shimin Yu, Deng Pan, Qingkang Liu, Longqiu Li
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A018, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5475
https://doi.org/10.1115/ISPS2017-5475
View Paper titled, Molecular Dynamics Simulation of Lubricant Transfer Between Slider and Bit Patterned Disk
Open the PDF for Molecular Dynamics Simulation of Lubricant Transfer Between Slider and Bit Patterned Disk in another window
Topics: Disks, Lubricants, Molecular dynamics simulation, Molecular dynamics, Springs
Proceedings Papers

Effect of Laser Heating on Nanoscale Wear of DLC Thin Films in an Air Environment

Norio Tagawa, Hiroshi Tani, Shinji Koganezawa, Renguo Lu
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A003, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5412
https://doi.org/10.1115/ISPS2017-5412
View Paper titled, Effect of Laser Heating on Nanoscale Wear of DLC Thin Films in an Air Environment
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Topics: Heating, Lasers, Nanoscale phenomena, Thin films, Wear, Magnetic recording, Carbon, Disks, Diamonds, Heat
Proceedings Papers

Effect of Molecular Weight on Lubricant Depletion in a Heat Assisted Magnetic Recording System

Deng Pan, Wenping Song
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A015, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5462
https://doi.org/10.1115/ISPS2017-5462
View Paper titled, Effect of Molecular Weight on Lubricant Depletion in a Heat Assisted Magnetic Recording System
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Topics: Heat, Lubricants, Magnetic recording, Molecular weight, Disks, Molecular dynamics simulation
Proceedings Papers

Lubricant Evaporation and Flow due to Laser Heating With a Skewed Temperature Distribution Induced by Disk Motion

M. Ashraful Haq, Shao Wang
Proc. ASME. ISPS2017, ASME 2017 Conference on Information Storage and Processing Systems, V001T01A019, August 29–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2017-5477
https://doi.org/10.1115/ISPS2017-5477
View Paper titled, Lubricant Evaporation and Flow due to Laser Heating With a Skewed Temperature Distribution Induced by Disk Motion
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Topics: Disks, Evaporation, Flow (Dynamics), Heating, Lasers, Lubricants, Temperature distribution, Heat, Surface tension, Approximation