Prof. Naoyuki HASHIMOTO

hasimoto @                

Born: Kodaira, TOKYO

Interests: Sports, Going out with family

Comment: Do what you want to do appropriately

Research: Advanced Materials for Fission and Fusion components

Member: Japan Institute of Metals (JIM),Atomic Energy Society of Japan (AESJ),The Japanese Society of Microscope (JSM), The Minerals, Metals & Materials Society (TMS),American Society for Testing and Materials (ASTM),Materials Research Society (MRS),The American Nuclear Society (ANS)

Selected Publication

  • S. Inoue, N. Hashimoto, “Microstructure Development during Aging in Electron-irradiated 316L Model Alloy”,  Nuclear Materials and Energy (2018).
  • Y. Suzuki, N. Hashimoto, “Microstructure change of duplex stainless steels after thermal aging and electron beam irradiation”, Nuclear Materials and Energy (2018).
  • K. Toyota, N. Hashimoto, “Microstructural evolution in Fe-Cr-Al alloys under irradiation”, Journal of the Japan Institute of Metals and Materials, Vol. 82 (2018) 5 147-152.
  • N. Hashimoto, S. Goto, S. Inoue, E. Suzuki, “Annealing effect on microstructure recovery in 316SS and A533B”, J. Nucl. Mater. 495 (2017) 1-5.
  • S. Sakuraya, K. Takahashi, N. Hashimoto, S. Ohnuki, The effect of point defects on diffusion pathway within α-Fe, Journal of Physics: Condensed Matter 27 (2015) 175007.
  • S. Chen, Y. Wang, N. Hashimoto and S. Ohnuki, Helium irradiation hardening in Fe, F82H-IEA and F82H-ODS steel, J. Plasma Fusion Res. SERIES, Vol. 11 (2015)
  • N. Hashimoto, S. Oie, H. Homma, S. Ohnuki, “In-Situ Observations of Microstructure Evolution in Electron-Irradiated Multi-Wall Carbon Nanotubes”, Materials Transactions, Vol. 55, No. 3 (2014) 458-460.
  • N. Hashimoto, S. Sakuraya, J. Tanimoto, S. Ohnuki, “Effect of impurities on vacancy migration energy in Fe-based alloys”, J. Nucl. Mater. 445 (2014) 224-226.
  • S. Sakuraya, K. Takahashi, S. Wang, N. Hashimoto and S. Ohnuki : Physical properties of α-Fe upon the introduction of H, He, C, and N, Solid State Communications 195 (2014)70–73.
  • S. Chen, Y. Wang, N. Hashimoto, S. Ohnuki, Onset of plasticity of helium implanted ferritic/martensitic steels during nanoindentation, Philosophical Magazine Letters, Vol.94 Issues 7 (2014) 433-438.
  • S. Chen, Y. Wang, K. Tadaki, N. Hashimoto and S. Ohnuki, “Suppression effect of nano-sized oxide particles on helium irradiation hardening in F82H-ODS steel”, J. Nucl. Mater. 455 (2014) 301-305.
  • H. Oka, M. Watanabe, S. Ohnuki, N. Hashimoto, S. Yamashita and S. Ohtsuka, Effects of milling process and alloying additions on oxide particle dispersion in austenitic stainless steel, J. Nucl. Mater. 447 (2014) 248-253.
  • S. Chen, K. Tadaki, Y. Wang, N. Hashimoto and S. Ohnuki, Effect of Oxide Particles and Pre-Implanted Helium on Defect Evolution during Electron Irradiation,: Materials Transactions Vol. 55, No. 3 (2014) pp. 443-446.
  • H. Oka, N. Hashimoto, T. Muroga, A. Kimura, M.A. Sokolov, T. Yamamoto and S. Ohnuki,Hardness distribution and tensile properties in an electron beam weldment of F82H irradiated in HFIR,  J. Nucl. Mater. 455 (2014) 454-459.
  • N. Hashimoto, J. Tanimoto, T. Kubota, H. Kinoshita, S. Ohnuki, “Analysis of helium and hydrogen effect on RAFS by means of multi-beam electron microscope”, J. Nucl. Mater. 442 (2013) S796-S799.
  • N. Hashimoto, H Oka, T Muroga, T Nagasaka, A Kimura, S Ukai, T Yamamoto, M.A. Sokolov, “Irradiation Effect on Tensile Property of F82H IEA and Its Joint in TITAN Project”, MATERIALS TRANSACTIONS, Vol. 54 (2013) No. 4, 442-445.
  • S. Wang, N. Hashimoto and S. Ohnuki, “Hydrogen-induced change in core structures of {110} [111] edge and {110} [111]screw dislocations in body-centered cubic iron”, Scientific Reports, 3:2760, DOI: 10. 1038/srep 02760.
  • S. Wang, N. Hashimoto, S. Isobe, S. Ohnuki, “Strain field of interstitial hydrogen atom in body-centered cubic iron and its effect on hydrogen-dislocation interaction”, Scripta Materialia Volume 68, Issue 5, March 2013, Pages 249-252.
  • N. Hashimoto, H. Tanigawa, H. Kinoshita and S. Ohnuki, “Multiple-beam Irradiation Effects in Electron-Beam-Welded F82H Joint”, J. Nucl. Mater. 417 (2011) 1009-1012.
  • N. Hashimoto, N. Shiomi, H. Kinoshita and S. Ohnuki, “Multiple-beam Irradiation Effects in Electron-Beam-Welded F82H Joint”, J. Nucl. Mater. 417:4 (2011) 1009-1012.
  • T. Nishi, N. Hashimoto, S. Ohnuki, T. Yamamoto, and G.R. Odette, “Effects of Alloying Elements on Electron-irradiated Light Water Reactor Pressure Vessel Model Steels”, J. Nucl. Mater417 (2011) 936-939.
  • H. Seto, N. Hashimoto, H. Kinoshita and S. Ohnuki, Effects of multi-beam irradiation on defect formation in Fe-Cr alloys, J. Nucl. Mater. 417 (2011) 1018-1021.
  • H. Oka, M. Watanabe, H. Kinoshita, T Shibayama, N. Hashimoto, S. Ohnuki, S. Yamashita, S. Ohtsuka, “In-situ Observation of Damage Structure in ODS Austenitic Steel during Electron Irradiation”, J. Nucl. Mater. 417 (2011) 279-282.
  • C. Z. Yu, H. Oka, N. Hashimoto and S. Ohnuki, “Development of damage structure in 16Cr-4Al ODS steels during electron-irradiation”, J. Nucl. Mater. 417 (2011) 286-288.
  • C. Liu, C. Z. Yu, N. Hashimoto, S. Ohnuki, M. Ando, K. Shiba, D. Hamaguchi and H. Leitner, “Micro-structure and micro-hardness of ODS steels after ion irradiation”, J. Nucl. Mater. 417 (2011) 270-273.
  • H. Oka, Y. Yamazaki, H. Kinoshita, N. Hashimoto, S. Ohnuki, S. Yamashita, S. Ohtsuka, Characterization of oxide particles in ODS austenitic stainless steel after heavy ion irradiation up to high doses, Mater. Res. Soc. Symp. Proc. 981E, Warrendale, PA, 2010.