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Proceedings Papers

Control of Head Smear Generated From DLC Films Using an External Electric Field

Hiroshi Tani, Renguo Lu, Shinji Koganezawa, Norio Tagawa
Proc. ASME. ISPS2021, ASME 2021 30th Conference on Information Storage and Processing Systems, V001T05A002, June 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2021-63202
https://doi.org/10.1115/ISPS2021-63202
View Paper titled, Control of Head Smear Generated From DLC Films Using an External Electric Field
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Topics: Carbon, Diamond films, Diamonds, Disks, Electric fields, Heat, Magnetic recording
Proceedings Papers

Computational and Experimental Investigation of Contact Detect Response of a Head-Integrated Thermistor on HAMR vs. PMR Media

Manuel C. Anaya-Dufresne, Yixuan Li, M. D. Murthy Peri, James Kiely, Michael T. Johnson, Kent Bodurtha, Matthew Carper
Proc. ASME. ISPS2021, ASME 2021 30th Conference on Information Storage and Processing Systems, V001T05A004, June 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2021-66171
https://doi.org/10.1115/ISPS2021-66171
View Paper titled, Computational and Experimental Investigation of Contact Detect Response of a Head-Integrated Thermistor on HAMR vs. PMR Media
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Topics: Clearances (Engineering), Computer simulation, Disks, Electrical resistance, Heat, Horizontal directional drilling, Magnetic recording, Modeling
Proceedings Papers

Experimental Study of Nanoscale Head-Disk Heat Transfer In Heat-Assisted Magnetic Recording

Qilong Cheng, David B. Bogy
Proc. ASME. ISPS2021, ASME 2021 30th Conference on Information Storage and Processing Systems, V001T05A001, June 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2021-62275
https://doi.org/10.1115/ISPS2021-62275
View Paper titled, Experimental Study of Nanoscale Head-Disk Heat Transfer In Heat-Assisted Magnetic Recording
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Topics: Disks, Heat, Heat transfer, Magnetic recording, Nanoscale phenomena, Lasers, Temperature, Semiconductor wafers, Heating, Nanoscale heat transfer
Proceedings Papers

Material Transfer From Media to Head in Heat Assisted Magnetic Recording (HAMR)

Shaomin Xiong, Robert Smith, Qing Dai, Erhard Schreck
Proc. ASME. ISPS2021, ASME 2021 30th Conference on Information Storage and Processing Systems, V001T05A003, June 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2021-64984
https://doi.org/10.1115/ISPS2021-64984
View Paper titled, Material Transfer From Media to Head in Heat Assisted Magnetic Recording (HAMR)
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Topics: Disks, Heat, Magnetic recording
Proceedings Papers

Numerical and Experimental Investigation of Nanoscale Heat Transfer Between a Flying Head Over a Rotating Disk

Siddhesh V. Sakhalkar, Qilong Cheng, David B. Bogy
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T05A003, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1906
https://doi.org/10.1115/ISPS2020-1906
View Paper titled, Numerical and Experimental Investigation of Nanoscale Heat Transfer Between a Flying Head Over a Rotating Disk
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Topics: Nanoscale heat transfer, Rotating disks, Disks, Adhesion, Magnetic recording, Heat transfer, Computer simulation, Failure, Friction, Heat
Proceedings Papers

Investigation of Smear Formation Mechanism From DLC Film by Heating

Hiroshi Tani, Renguo Lu, Shinji Koganezawa, Norio Tagawa
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T05A001, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1902
https://doi.org/10.1115/ISPS2020-1902
View Paper titled, Investigation of Smear Formation Mechanism From DLC Film by Heating
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Topics: Carbon, Diamond films, Disks, Heating, Hydrogen, Temperature, Nitrogen, Diamonds, Heat, Magnetic recording
Proceedings Papers

Experimental Study on Laser-Induced Protrusion in Heat-Assisted Magnetic Recording

Qilong Cheng, Haoyu Wang, Siddhesh V. Sakhalkar, David B. Bogy
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T05A002, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1903
https://doi.org/10.1115/ISPS2020-1903
View Paper titled, Experimental Study on Laser-Induced Protrusion in Heat-Assisted Magnetic Recording
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Topics: Heat, Lasers, Magnetic recording, Acoustic emissions, Heating, Sensors, Steady state, Temperature, Thermal energy
Proceedings Papers

Disk Protrusion Measurement in a Back-Heating Study for Heat Assisted Magnetic Recording

Shaomin Xiong, Robert Smith, Erhard Schreck
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T05A004, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1950
https://doi.org/10.1115/ISPS2020-1950
View Paper titled, Disk Protrusion Measurement in a Back-Heating Study for Heat Assisted Magnetic Recording
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Topics: Disks, Heat, Heat transfer, Heating, Magnetic recording, Thermal management
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

Air Bearing Pushback in Heat Assisted Magnetic Recording

Shaomin Xiong, Robert Smith, Chanh Nguyen, Youfeng Zhang, Yeoungchin Yoon
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A007, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7503
https://doi.org/10.1115/ISPS2019-7503
View Paper titled, Air Bearing Pushback in Heat Assisted Magnetic Recording
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Topics: Air bearings, Disks, Heat, Magnetic recording
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

Laser Current Studies in Heat-Assisted Magnetic Recording

Tan D. Trinh, Sukumar Rajauria, Robert Smith, Erhard Schreck, Qing Dai, Frank E. Talke
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T01A003, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7511
https://doi.org/10.1115/ISPS2019-7511
View Paper titled, Laser Current Studies in Heat-Assisted Magnetic Recording
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Topics: Clearances (Engineering), Disks, Heat, Lasers, Magnetic recording
Proceedings Papers

Numerical and Experimental Investigation of Nanoscale Heat Transfer in the Head-Media Interface During Static Touchdown

Siddhesh V. Sakhalkar, Qilong Cheng, Yuan Ma, Amin Ghafari, David B. Bogy
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A003, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7448
https://doi.org/10.1115/ISPS2019-7448
View Paper titled, Numerical and Experimental Investigation of Nanoscale Heat Transfer in the Head-Media Interface During Static Touchdown
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Topics: Nanoscale heat transfer, Temperature, Disks, Magnetic recording, Computer simulation, Failure, Heat, Heat conduction, Heat transfer coefficients, Magnetic heads
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

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

Spacing Dependency of Near Field Recording and its Application

Shaomin Xiong, Robert Smith
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T01A006, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8545
https://doi.org/10.1115/ISPS-MIPE2018-8545
View Paper titled, Spacing Dependency of Near Field Recording and its Application
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Topics: Disks, Electromagnetic fields, Heat, Magnetic recording, Sensors, Temperature, Transducers, Transients (Dynamics)
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