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Proceedings Papers

Neutron Imaging of Capillary Effect Under High-Pressure and High Temperature Condition

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Wilson Susanto, Tomonori Ihara, Tatsuya Hazuku, Shinichi Morooka, Daisuke Ito
Proc. ASME. AJKFluids2019, Volume 4: Fluid Measurement and Instrumentation; Micro and Nano Fluid Dynamics, V004T04A025, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5589
https://doi.org/10.1115/AJKFluids2019-5589
View Paper titled, Neutron Imaging of Capillary Effect Under High-Pressure and High Temperature Condition
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Topics: High pressure (Physics), High temperature, Imaging, Neutrons, Supercritical water reactors
Proceedings Papers

Electrochemical Measurement of Radio-Activated Metal Under High Temperature Condition

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Ryota Taguchi, Tomonori Ihara, Tatsuya Hazuku, Tomoji Takamasa, Sho Kano, Hiroaki Abe
Proc. ASME. ICONE26, Volume 9: Student Paper Competition, V009T16A048, July 22–26, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ICONE26-81727
https://doi.org/10.1115/ICONE26-81727
View Paper titled, Electrochemical Measurement of Radio-Activated Metal Under High Temperature Condition
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Topics: High temperature, Metals, Radiation (Physics), Stainless steel, Temperature, Water, Corrosion, Cyclotrons, Irradiation (Radiation exposure), Light water reactors
Proceedings Papers

Study on Corrosion Control in Reactors Using Radiation Induced Surface Activation (RISA): Mechanism Behind Stainless Steel Durability Due to RISA Against Crevice Corrosion

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Shogo Mabuchi, Tatsuya Hazuku, Shin-ichi Motoda, Tomoji Takamasa, Susumu Uematsu, Mashiro Furuya
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 2, 651-656, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29633
https://doi.org/10.1115/ICONE18-29633
View Paper titled, Study on Corrosion Control in Reactors Using Radiation Induced Surface Activation (RISA): Mechanism Behind Stainless Steel Durability Due to RISA Against Crevice Corrosion
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Topics: Corrosion, Corrosion protection, Durability, Radiation (Physics), Stainless steel, Corrosion resistant materials, Seawater, Coating processes, Coatings, Ions
Proceedings Papers

Effect of Gravity on Phase Distribution Patterns of Bubbly Two-Phase Flow in a Vertical Mini Pipe

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Shunichi Watanabe, Yutaka Fukuhara, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 2, 657-664, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-29636
https://doi.org/10.1115/ICONE18-29636
View Paper titled, Effect of Gravity on Phase Distribution Patterns of Bubbly Two-Phase Flow in a Vertical Mini Pipe
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Topics: Gravity (Force), Pipes, Two-phase flow, Bubbles, Databases, Bubbly flow, Flow (Dynamics), Flow measurement, Image processing, Nitrogen
Proceedings Papers

Axial Development of Local Flow Parameters in Bubbly Two-Phase Flow in Normal and Microgravity Conditions

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Yutaka Takata, Dong Chang Xing, Yutaka Fukuhara, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. ICONE17, Volume 4: Codes, Standards, Licensing and Regulatory Issues; Student Paper Competition, 361-369, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75231
https://doi.org/10.1115/ICONE17-75231
View Paper titled, Axial Development of Local Flow Parameters in Bubbly Two-Phase Flow in Normal and Microgravity Conditions
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Topics: Flow (Dynamics), Two-phase flow, Bubbles, Databases, Pipes, Bubbly flow, Flow measurement, Gravity (Force), Image processing, Nitrogen
Proceedings Papers

Effect of Gravity on Axial Development of Phase Distribution Patterns in Bubbly Two-Phase Flow

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Takashi Nishioji, Taichi Kato, Yutaka Fukuhara, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. ICONE17, Volume 4: Codes, Standards, Licensing and Regulatory Issues; Student Paper Competition, 371-380, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75232
https://doi.org/10.1115/ICONE17-75232
View Paper titled, Effect of Gravity on Axial Development of Phase Distribution Patterns in Bubbly Two-Phase Flow
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Topics: Gravity (Force), Two-phase flow, Bubbles, Bubbly flow, Pipes, Flow (Dynamics), Image processing, Nitrogen, Porosity, Water
Proceedings Papers

Measurement of Local Flow Parameters in Vertical Upward Bubbly Flow at Normal- and Micro-Gravity Conditions

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Akihiko Kamura, Yutaka Fukuhara, Tatsuya Hazuku, Tomoji Takamasa
Proc. ASME. ICONE16, Volume 2: Fuel Cycle and High Level Waste Management; Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 977-985, May 11–15, 2008
Publisher: American Society of Mechanical Engineers
Paper No: ICONE16-48821
https://doi.org/10.1115/ICONE16-48821
View Paper titled, Measurement of Local Flow Parameters in Vertical Upward Bubbly Flow at Normal- and Micro-Gravity Conditions
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Topics: Bubbly flow, Flow (Dynamics), Gravity (Force), Pipes, Bubbles, Flow measurement, Image processing, Nitrogen, Porosity, Two-phase flow
Proceedings Papers

Effect of Gravity on Axial Development of Gas-Liquid Two-Phase Flows

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Junichi Uematsu, Kazuya Abe, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 471-477, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37099
https://doi.org/10.1115/FEDSM2007-37099
View Paper titled, Effect of Gravity on Axial Development of Gas-Liquid Two-Phase Flows
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Topics: Bubbly flow, Gravity (Force), Two-phase flow, Bubbles, Pipes, Density, Flow (Dynamics), Flow measurement, Flow visualization, Image processing
Proceedings Papers

Visualization Study of Gas-Liquid Two-Phase Flow in a Hydrophobic Pipe

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Takayoshi Kikuchi, Tatsuya Hazuku, Yutaka Fukuhara, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 479-485, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37101
https://doi.org/10.1115/FEDSM2007-37101
View Paper titled, Visualization Study of Gas-Liquid Two-Phase Flow in a Hydrophobic Pipe
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Topics: Flow (Dynamics), Pipes, Porosity, Pressure drop, Two-phase flow, Visualization
Proceedings Papers

Axial Development of Vertical Upward Bubbly Flow in a Minipipe

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Tatsuya Hazuku, Naohisa Tamura, Norihiro Fukamachi, Tomoji Takamasa, Takashi Hibiki, Mamoru Ishii
Proc. ASME. HT2005, Heat Transfer: Volume 2, 451-460, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72413
https://doi.org/10.1115/HT2005-72413
View Paper titled, Axial Development of Vertical Upward Bubbly Flow in a Minipipe
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Topics: Bubbly flow, Fluids
Proceedings Papers

Interfacial Area Transport of Vertical Upward Annular Two-Phase Flow

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Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki, Mamoru Ishii
Proc. ASME. HT2005, Heat Transfer: Volume 2, 491-498, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72489
https://doi.org/10.1115/HT2005-72489
View Paper titled, Interfacial Area Transport of Vertical Upward Annular Two-Phase Flow
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Topics: Displacement, Drops, Lasers, Liquid films, Two-phase flow
Proceedings Papers

Interfacial Area Transport of Bubbly Flow in a Small Diameter Pipe Under Microgravity Environment

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Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki, Mamoru Ishii
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 3, 221-228, April 14–18, 2002
Publisher: American Society of Mechanical Engineers
Paper No: ICONE10-22183
https://doi.org/10.1115/ICONE10-22183
View Paper titled, Interfacial Area Transport of Bubbly Flow in a Small Diameter Pipe Under Microgravity Environment
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Topics: Bubbles, Bubbly flow, Image processing, Pipes, Reduced gravity environments, Wakes
Proceedings Papers

Measurement on Liquid Film in Microchannels Using Laser Focus Displacement Meter

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Norihiro Fukamachi, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki, Mamoru Ishii
Proc. ASME. ICMM2003, 1st International Conference on Microchannels and Minichannels, 543-550, April 24–25, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ICMM2003-1067
https://doi.org/10.1115/ICMM2003-1067
View Paper titled, Measurement on Liquid Film in Microchannels Using Laser Focus Displacement Meter
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Topics: Displacement, Lasers, Liquid films, Microchannels, Water, Load factor design, Errors, Flow (Dynamics), Lubrication theory, Refraction
Proceedings Papers

Interfacial Area Transport of Bubbly Flow Under Microgravity Environment

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Norihiro Fukamachi, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki, Mamoru Ishii
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 455-461, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45160
https://doi.org/10.1115/FEDSM2003-45160
View Paper titled, Interfacial Area Transport of Bubbly Flow Under Microgravity Environment
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Topics: Bubbly flow, Reduced gravity environments, Pipes, Bubbles, Constitutive equations, Density, Flow (Dynamics), Flow measurement, Image processing, Nitrogen
Proceedings Papers

Flashing Hammer Phenomenon in Rapid Liquid-Liquid Contact

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Tatsuya Koga, Tomoji Takamasa, Tatsuya Hazuku, Norihiro Fukamachi, Akira Saito, Izuo Aya
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 2981-2987, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45277
https://doi.org/10.1115/FEDSM2003-45277
View Paper titled, Flashing Hammer Phenomenon in Rapid Liquid-Liquid Contact
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Topics: Condensation, Flashing, Hammers, Pressure, Transients (Dynamics)
Proceedings Papers

Effect of Wall Surface Wettability Due to Radiation Induced Surface Activation on Quenching Process

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Naohisa Tamura, Tatsuya Hazuku, Tomoji Takamasa, Kaichiro Mishima, Toru Mitsutake, Sinichi Morooka
Proc. ASME. ICONE12, 12th International Conference on Nuclear Engineering, Volume 3, 705-710, April 25–29, 2004
Publisher: American Society of Mechanical Engineers
Paper No: ICONE12-49420
https://doi.org/10.1115/ICONE12-49420
View Paper titled, Effect of Wall Surface Wettability Due to Radiation Induced Surface Activation on Quenching Process
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Topics: Quenching (Metalworking), Radiation (Physics)
Proceedings Papers

Contact Angle of Water Droplets in a High-Temperature, High-Pressure Environment

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Tsukasa Hayashi, Tatsuya Hazuku, Tomoji Takamasa, Kenrou Takamori
Proc. ASME. ICONE12, 12th International Conference on Nuclear Engineering, Volume 1, 797-800, April 25–29, 2004
Publisher: American Society of Mechanical Engineers
Paper No: ICONE12-49418
https://doi.org/10.1115/ICONE12-49418
View Paper titled, Contact Angle of Water Droplets in a High-Temperature, High-Pressure Environment
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Topics: Drops, High pressure (Physics), High temperature, Water, Temperature, Boiling water reactors, Pressure, Pressure vessels, Temperature effects
Proceedings Papers

Experimental Study on Contact Angle of Water Droplet in High-Temperature Condition

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Yoshinori Hirose, Tsukasa Hayashi, Tatsuya Hazuku, Tomoji Takamasa
Proc. ASME. ICONE14, Volume 4: Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 709-716, July 17–20, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICONE14-89614
https://doi.org/10.1115/ICONE14-89614
View Paper titled, Experimental Study on Contact Angle of Water Droplet in High-Temperature Condition
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Topics: Drops, High temperature, Water, Boiling water reactors, Aluminum, Energy budget (Physics), Gases, Heat transfer, Nitrogen, Pressure vessels
Proceedings Papers

Axial Development of Gas-Liquid Two-Phase Flow in Mini-Channels

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Junichi Uematsu, Yoshinori Hirose, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. ICONE14, Volume 4: Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 689-698, July 17–20, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICONE14-89612
https://doi.org/10.1115/ICONE14-89612
View Paper titled, Axial Development of Gas-Liquid Two-Phase Flow in Mini-Channels
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Topics: Two-phase flow, Flow (Dynamics), Pressure, Bubbles, Porosity, Bubbly flow, Constitutive equations, Density, Flow measurement, Fluids
Proceedings Papers

Effect of Gravity on Axial Development of Vertical Bubbly Flow

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Kazuya Abe, Yoshinori Hirose, Tatsuya Hazuku, Tomoji Takamasa, Takashi Hibiki
Proc. ASME. ICONE14, Volume 4: Computational Fluid Dynamics, Neutronics Methods and Coupled Codes; Student Paper Competition, 699-708, July 17–20, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICONE14-89613
https://doi.org/10.1115/ICONE14-89613
View Paper titled, Effect of Gravity on Axial Development of Vertical Bubbly Flow
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Topics: Bubbly flow, Gravity (Force), Pipes, Reduced gravity environments, Bubbles, Constitutive equations, Density, Flow (Dynamics), Flow measurement, Image processing