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Kenji Dohi
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Proceedings Papers

High Fluence Surveillance Data and Recalibration of RPV Embrittlement Correlation Method in Japan

Naoki Soneda, Kenichi Nakashima, Kenji Nishida, Kenji Dohi
Proc. ASME. PVP2013, Volume 1B: Codes and Standards, V01BT01A047, July 14–18, 2013
Paper No: PVP2013-98076
DOI: https://doi.org/10.1115/PVP2013-98076
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Topics: Embrittlement, Fluence (Radiation measurement), Surveillance, Steel, Databases, Irradiation (Radiation exposure), Neutrons, Reactor vessels
Proceedings Papers

Microstructural Changes Related to Through-Wall Attenuation of Neutron Irradiation Embrittlement

Naoki Soneda, Kenji Nishida, Kenji Dohi, Akiyoshi Nomoto, William L. Server, Milan Brumovsky, Milos Kytka, Jack Spanner
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 9, 119-124, July 18–22, 2010
Paper No: PVP2010-25636
DOI: https://doi.org/10.1115/PVP2010-25636
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Topics: Embrittlement, Irradiation (Radiation exposure), Neutrons, Copper, Mechanical properties, Atoms, Fluence (Radiation measurement), Steel, Fracture toughness, Metals
Proceedings Papers

Effect of Neutron Flux at High Fluence on Microstructural and Hardness Changes of RPV Steels

Kenji Dohi, Kenji Nishida, Akiyoshi Nomoto, Naoki Soneda, Hiroshi Matsuzawa, Minoru Tomimatsu
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 9, 95-102, July 18–22, 2010
Paper No: PVP2010-25514
DOI: https://doi.org/10.1115/PVP2010-25514
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Topics: Fluence (Radiation measurement), Neutron flux, Steel, Neutrons, Atoms, Irradiation (Radiation exposure), Copper, Flux (Metallurgy), Probes, Reactor vessels
Proceedings Papers

Effect of Additional Irradiation at Different Fluxes on RPV Embrittlement

Kenji Dohi, Kenji Nishida, Akiyoshi Nomoto, Naoki Soneda, Hiroshi Matsuzawa, Minoru Tomimatsu
Proc. ASME. PVP2009, Volume 1: Codes and Standards, 403-409, July 26–30, 2009
Paper No: PVP2009-77658
DOI: https://doi.org/10.1115/PVP2009-77658
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Topics: Embrittlement, Flux (Metallurgy), Irradiation (Radiation exposure), Neutrons, Atoms, Fluence (Radiation measurement), Neutron flux, Probes, Reactor vessels, Steel
Proceedings Papers

Microstrucutural Characterization of RPV Steels Irradiated to High Fluences

Minoru Tomimatsu, Hiroyuki Sakamoto, Kenji Dohi, Toshiyuki Watanabe, Hiroshi Matsuzawa
Proc. ASME. PVP2009, Volume 1: Codes and Standards, 435-444, July 26–30, 2009
Paper No: PVP2009-78103
DOI: https://doi.org/10.1115/PVP2009-78103
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Topics: Steel, Dislocations, Embrittlement, Fluence (Radiation measurement), Irradiation (Radiation exposure), Base metals, Copper, Density, Electron microscopes, Light water reactors
Proceedings Papers

Mechanical Properties of 20% Cold-Worked 316 Stainless Steel Irradiated at Low Dose Rate

Todd R. Allen, Hanchung Tsai, James I. Cole, Joji Ohta, Kenji Dohi, Hideo Kusanagi
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 1, 253-259, April 14–18, 2002
Paper No: ICONE10-22189
DOI: https://doi.org/10.1115/ICONE10-22189
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Topics: Mechanical properties, Stainless steel, Fracture (Materials), Fracture (Process), Tensile strength, Ductility, Elongation, Hardening, Work hardening, Brittleness
Proceedings Papers

Applicability of Master Curve Method to Japanese Reactor Pressure Vessel Steels

Naoki Miura, Naoki Soneda, Taku Arai, Kenji Dohi
Proc. ASME. PVP2006-ICPVT-11, Volume 7: Operations, Applications, and Components, 371-378, July 23–27, 2006
Paper No: PVP2006-ICPVT-11-93792
DOI: https://doi.org/10.1115/PVP2006-ICPVT-11-93792
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Topics: Reactor vessels, Steel, Fracture toughness, Temperature, Brittleness, Notch testing, Phase transition temperature, Statistical distributions