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Proceedings Papers

Evaluation of Antibacterial Activities for Poly-DL-Lactic Acid Nanosheet on the Biomimetic Sharkskin

Shunsuke Nakano, Alyssa Asong Ananthan, Mohd Danial Ibrahim, Dayang Salyani Abang Mahmod, Awang Ahmad Sallehin Awang Husain, Ngui Sing Ngieng, Yuta Sunami
Proc. ASME. SMASIS2023, ASME 2023 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T01A002, September 11–13, 2023
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2023-109323
https://doi.org/10.1115/SMASIS2023-109323
View Paper titled, Evaluation of Antibacterial Activities for Poly-DL-Lactic Acid Nanosheet on the Biomimetic Sharkskin
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Topics: Biomimetics
Proceedings Papers

Antibacterial Properties of Snakeskin Inspired PDMS Surfaces Layered With Poly-DL-lactic Acid Nanosheet

Mohd Danial Ibrahim, Alyssa Asong Ananthan, Dayang Salyani Abang Mahmod, Awang Ahmad Sallehin Awang Husaini, Ngieng Ngui Sing, Shunsuke Nakano, Yuta Sunami, Pierre Barroy
Proc. ASME. SMASIS2023, ASME 2023 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, V001T01A016, September 11–13, 2023
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2023-111176
https://doi.org/10.1115/SMASIS2023-111176
View Paper titled, Antibacterial Properties of Snakeskin Inspired PDMS Surfaces Layered With Poly-DL-lactic Acid Nanosheet
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Topics: Biomimetics, Plasma desorption mass spectrometry
Proceedings Papers

Mass Production and Film Thickness Control of Meso Porous Silica Thin Films

Makio Tamada, Yuta Sunami
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T04A001, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1925
https://doi.org/10.1115/ISPS2020-1925
View Paper titled, Mass Production and Film Thickness Control of Meso Porous Silica Thin Films
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Topics: Coating processes, Coatings, Film thickness, Mass production, Thin films
Proceedings Papers

Improvement of Wound Roll Defects and the Effect of Film Properties

Takeshi Nishida, Yuta Sunami
Proc. ASME. ISPS2020, ASME 2020 29th Conference on Information Storage and Processing Systems, V001T04A002, June 24–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2020-1936
https://doi.org/10.1115/ISPS2020-1936
View Paper titled, Improvement of Wound Roll Defects and the Effect of Film Properties
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Topics: Anisotropy, Industrial research, Plastic films, Stress, Stress analysis (Engineering), Thin films, Winding (process)
Proceedings Papers

Establishment of Mass Production Method of Mesoporous Silica Thin Film and Development of Porous Carbon Thin Film Using 1,4-Dihydroxyanthraquinone As Carbon Source

Makio Tamada, Yuta Sunami
Proc. ASME. ISPS2019, ASME 2019 28th Conference on Information Storage and Processing Systems, V001T03A006, June 27–28, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2019-7468
https://doi.org/10.1115/ISPS2019-7468
View Paper titled, Establishment of Mass Production Method of Mesoporous Silica Thin Film and Development of Porous Carbon Thin Film Using 1,4-Dihydroxyanthraquinone As Carbon Source
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Topics: Carbon, Mass production, Thin films
Proceedings Papers

Optimization of Thin-Film Winding Conditions Considering Viscoelastic Property and Thickness Variation and its Experimental Verification

Yuta Sunami, Hiromu Hashimoto
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T07A005, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8563
https://doi.org/10.1115/ISPS-MIPE2018-8563
View Paper titled, Optimization of Thin-Film Winding Conditions Considering Viscoelastic Property and Thickness Variation and its Experimental Verification
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Topics: Optimization, Thin films, Viscoelasticity, Winding (process), Stress, Plastic films, Diluents, Gages, Tension
Proceedings Papers

Study on Fabrication of Porous Nanosheets by Roll Nanoimprinting Method

Go Kamimura, Sheng Zhang, Kazuyoshi Tsuchiya, Hiromu Hashimoto, Yuta Sunami
Proc. ASME. ISPS-MIPE2018, ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment, V001T07A007, August 29–30, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ISPS-MIPE2018-8574
https://doi.org/10.1115/ISPS-MIPE2018-8574
View Paper titled, Study on Fabrication of Porous Nanosheets by Roll Nanoimprinting Method
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Topics: Manufacturing, Heating, Ethanol, Film thickness, Plastic films, Polymers, Pressing, Printing, Resins, Rollers
Journal Articles

Robust Optimum Design of Fluid Dynamic Bearing for Hard Disk Drive Spindle Motors

Hiromu Hashimoto, Masayuki Ochiai, Yuta Sunami
Journal: Journal of Tribology
Publisher: ASME
Article Type: Applications
J. Tribol. October 2012, 134(4): 041102.
https://doi.org/10.1115/1.4007246
Published Online: August 23, 2012
View Article titled, Robust Optimum Design of Fluid Dynamic Bearing for Hard Disk Drive Spindle Motors
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Topics: Bearings, Design, Motors, Friction, Torque
Proceedings Papers

Robust Optimum Design of Fluid Dynamic Bearing for 2.5 Inch HDD Using Statistical Method

Hiromu Hashimoto, Masayuki Ochiai, Yuta Sunami
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 123-125, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61063
https://doi.org/10.1115/IJTC2011-61063
View Paper titled, Robust Optimum Design of Fluid Dynamic Bearing for 2.5 Inch HDD Using Statistical Method
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Topics: Bearings, Design, Fluids, Horizontal directional drilling, Errors, Manufacturing, Motors, Mass production, Optimization
Proceedings Papers

Optimum Design of Fluid Film Bearing for HDD Spindle Considering the Tolerances

Yuta Sunami, Masayuki Ochiai, Hiromu Hashimoto
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 115-117, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41086
https://doi.org/10.1115/IJTC2010-41086
View Paper titled, Optimum Design of Fluid Film Bearing for HDD Spindle Considering the Tolerances
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Topics: Bearings, Design, Fluid films, Horizontal directional drilling, Mass production, Noise (Sound), Optimization, Sensitivity analysis
Proceedings Papers

Optimum Design of Small Size Fluid Film Thrust Bearing Considering the Productivity

Yuta Sunami, Hiromu Hashimoto
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 119-121, October 17–20, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2010-41087
https://doi.org/10.1115/IJTC2010-41087
View Paper titled, Optimum Design of Small Size Fluid Film Thrust Bearing Considering the Productivity
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Topics: Design, Fluid films, Thrust bearings, Bearings, Stiffness, Errors, Manufacturing, Film thickness, Machining, Optimization