九州大学 研究者情報
論文一覧
小川 祐平(おがわ ゆうへい) データ更新日:2021.06.08

助教 /  工学研究院 機械工学部門 水素利用工学


原著論文
1. Yuya Tanaka, Saburo Okazaki, Yuhei Ogawa, Masahiro Endo, Hisao Matsunaga, Fatigue limit of Ni-based superalloy 718 relative to the shear-mode crack-growth threshold: A quantitative evaluation considering the influence of crack-opening and -closing stresses, International Journal of Fatigue, 10.1016/j.ijfatigue.2021.106228, 148, 106228-106228, 2021.07.
2. Yuhei Ogawa, Masaki Hino, Masami Nakamura, Hisao Matsunaga, Pearlite-driven surface-cracking and associated loss of tensile ductility in plain-carbon steels under exposure to high-pressure gaseous hydrogen, International Journal of Hydrogen Energy, 10.1016/j.ijhydene.2020.11.137, 46, 9, 6945-6959, 2021.02.
3. Yuhei Ogawa, Kensuke Umakoshi, Masami Nakamura, Osamu Takakuwa, Hisao Matsunaga, Hydrogen-assisted, intergranular, fatigue crack-growth in ferritic iron: Influences of hydrogen-gas pressure and temperature variation, International Journal of Fatigue, 10.1016/j.ijfatigue.2020.105806, 140, 105806, 2020.11.
4. Kevinsanny, Saburo Okazaki, Osamu Takakuwa, Yuhei Ogawa, Yusuke Funakoshi, Hideto Kawashima, Saburo Matsuoka, Hisao Matsunaga, Defect tolerance and hydrogen susceptibility of the fatigue limit of an additively manufactured Ni-based superalloy 718, International Journal of Fatigue, 10.1016/j.ijfatigue.2020.105740, 139, 105740, 2020.10.
5. Yuya Tanaka, Saburo Okazaki, Yuhei Ogawa, Masahiro Endo, Hisao Matsunaga, Inability of precipitation-hardening to improve the fatigue limit of Ni-based superalloy 718 through a perspective of shear-mode cracking threshold, Materials Letters, 10.1016/j.matlet.2020.128377, 277, 128377, 2020.10.
6. Yuhei Ogawa, Hyuga Hosoi, Kaneaki Tsuzaki, Timothée Redarce, Osamu Takakuwa, Hisao Matsunaga, Hydrogen, as an alloying element, enables a greater strength-ductility balance in an Fe-Cr-Ni-based, stable austenitic stainless steel, Acta Materialia, 10.1016/j.actamat.2020.08.024, 199, 181-192, 2020.10.
7. Yuhei Ogawa, Osamu Takakuwa, Saburo Okazaki, Yusuke Funakoshi, Saburo Matsuoka, Hisao Matsunaga, Hydrogen-assisted fatigue crack-propagation in a Ni-based superalloy 718, revealed via crack-path crystallography and deformation microstructures, Corrosion Science, 10.1016/j.corsci.2020.108814, 174, 108814, 2020.09.
8. Osamu Takakuwa, Yuhei Ogawa, Saburo Okazaki, Masami Nakamura, Hisao Matsunaga, A mechanism behind hydrogen-assisted fatigue crack growth in ferrite-pearlite steel focusing on its behavior in gaseous environment at elevated temperature, Corrosion Science, 10.1016/j.corsci.2020.108558, 168, 108558, 2020.05.
9. Naoaki Nagaishi, Saburo Okazaki, Yuhei Ogawa, Hisao Matsunaga, Dynamic improvement of fatigue strength via local phase transformation in a circumferentially-notched austenitic stainless steel under fully-reversed loading condition, Scripta Materialia, 10.1016/j.scriptamat.2019.09.014, 176, 126-130, 2020.02.
10. Yuhei Ogawa, Osamu Takakuwa, Saburo Okazaki, Koichi Okita, Yusuke Funakoshi, Hisao Matsunaga, Saburo Matsuoka, Pronounced transition of crack initiation and propagation modes in the hydrogen-related failure of a Ni-based superalloy 718 under internal and external hydrogen conditions, Corrosion Science, 10.1016/j.corsci.2019.108186, 161, 108186, 2019.12.
11. Kevinsanny, Saburo Okazaki, Osamu Takakuwa, Yuhei Ogawa, Koichi Okita, Yusuke Funakoshi, Junichiro Yamabe, Saburo Matsuoka, Hisao Matsunaga, Effect of defects and hydrogen on the fatigue limit of Ni-based superalloy 718, Procedia Structural Integrity 19, 10.1016/j.prostr.2019.12.034, 19, 312-319, 2019.12.
12. Kentaro Wada, Junichiro Yamabe, Yuhei Ogawa, Osamu Takakuwa, Takashi Iijima, Hisao Matsunaga, Comparative study of hydrogen-induced intergranular fracture behavior in Ni and Cu–Ni alloy at ambient and cryogenic temperatures, Materials Science and Engineering A, 10.1016/j.msea.2019.138349, 766, 138349, 2019.10.
13. Domas Birenis, Yuhei Ogawa, Hisao Matsunaga, Osamu Takakuwa, Junichiro Yamabe, Øystein Prytz, Annett Thøgersen, Hydrogen-assisted crack propagation in α-iron during elasto-plastic fracture toughness tests, Materials Science and Engineering A, 10.1016/j.msea.2019.04.084, 756, 396-404, 2019.05.
14. Kevinsanny, Saburo Okazaki, Osamu Takakuwa, Yuhei Ogawa, Koichi Okita, Yusuke Funakoshi, Junichiro Yamabe, Saburo Matsuoka, Hisao Matsunaga, Effect of defects on the fatigue limit of Ni-based superalloy 718 with different grain sizes, Fatigue and Fracture of Engineering Materials and Structures, 10.1111/ffe.12989, 42, 5, 1203-1213, 2019.05.
15. Osamu Takakuwa, Yuhei Ogawa, Junichiro Yamabe, Hisao Matsunaga, Hydrogen-induced ductility loss of precipitation-strengthened Fe-Ni-Cr-based superalloy, Materials Science and Engineering A, 10.1016/j.msea.2018.10.040, 739, 335-342, 2019.01.
16. Yuhei Ogawa, Osamu Takakuwa, Saburo Okazaki, Saburo Matsuoka, Hisao Matsunaga, Change of crack initiation and propagation modes in hydrogenrelated failure of a precipitation-strengthened NI-based superalloy 718 under internal and external hydrogen conditions, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 10.1115/PVP2019-93204, 6B-2019, 2019.01.
17. Kentaro Wada, Junichiro Yamabe, Yuhei Ogawa, Osamu Takakuwa, Takashi Iijima, Hisao Matsunaga, Fracture and deformation behavior in slow-strain-rate tensile testing of Cu-Ni alloy with internal hydrogen, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 10.1115/PVP2019-93477, 6B-2019, 2019.01.
18. Osamu Takakuwa, Yuhei Ogawa, Saburo Okazaki, Hisao Matsunaga, Saburo Matsuoka, Temperature dependence of fatigue crack growth in low-carbon steel under gaseous hydrogen, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 10.1115/PVP2019-93451, 6B-2019, 2019.01.
19. Yuhei Ogawa, Saburo Okazaki, Osamu Takakuwa, Hisao Matsunaga, The roles of internal and external hydrogen in the deformation and fracture processes at the fatigue crack tip zone of metastable austenitic stainless steels, Scripta Materialia, 10.1016/j.scriptamat.2018.08.003, 157, 95-99, 2018.12.
20. Yuhei Ogawa, Hisao Matsunaga, Junichiro Yamabe, Michio Yoshikawa, Saburo Matsuoka, Fatigue limit of carbon and Cr–Mo steels as a small fatigue crack threshold in high-pressure hydrogen gas, International Journal of Hydrogen Energy, 10.1016/j.ijhydene.2018.09.026, 43, 20133-20142, 2018.10.
21. Domas Birenis, Yuhei Ogawa, Hisao Matsunaga, Osamu Takakuwa, Junichiro Yamabe, Øystein Prytz, Annett Thøgersen, Interpretation of hydrogen-assisted fatigue crack propagation in BCC iron based on dislocation structure evolution around the crack wake, Acta Materialia, 10.1016/j.actamat.2018.06.041, 156, 245-253, 2018.09.
22. Yuhei Ogawa, Domas Birenis, Hisao Matsunaga, Osamu Takakuwa, Junichiro Yamabe, Øystein Prytz, Annett Thøgersen, The role of intergranular fracture on hydrogen-assisted fatigue crack propagation in pure iron at a low stress intensity range, Materials Science and Engineering A, 10.1016/j.msea.2018.07.01, 733, 316-328, 2018.08.
23. Domas Birenis, Yuhei Ogawa, Hisao Matsunaga, Osamu Takakuwa, Junichiro Yamabe, Øystein Prytz, Annett Thøgersen, Hydrogen-assisted fatigue crack propagation in a pure BCC iron. Part II: Accelerated regime manifested by quasi-cleavage fracture at relatively high stress intensity range values, MATEC Web of Conferences, 10.1051/matecconf/201816503010, 165, 2018.05.
24. Yuhei Ogawa, Domas Birenis, Hisao Matsunaga, Osamu Takakuwa, Junichiro Yamabe, Øystein Prytz, Annett Thøgersen, Hydrogen-assisted fatigue crack propagation in a pure BCC iron. Part I: Intergranular crack propagation at relatively low stress intensities, MATEC Web of Conferences, 10.1051/matecconf/201816503011, 165, 2018.05.
25. Yuhei Ogawa, Dain Kim, Hisao Matsunaga, Saburo Matsuoka, Evaluation of the compatibility of high-strength aluminum alloy 7075-T6 to high-pressure gaseous hydrogen environments, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 6B-2018, 2018.01.
26. Yuhei Ogawa, Domas Birenis, Hisao Matsunaga, Annett Thogersen, Oystein Prytz, Osamu Takakuwa, Junichiro Yamabe, Multi-scale observation of hydrogen-induced, localized plastic deformation in fatigue-crack propagation in a pure iron, Scripta Materialia, 10.1016/j.scriptamat.2017.06.037, 140, 13-17, 2017.11.
27. Y. Ogawa, H. Matsunaga, J. Yamabe, M. Yoshikawa, S. Matsuoka, Unified evaluation of hydrogen-induced crack growth in fatigue tests and fracture toughness tests of a carbon steel, International Journal of Fatigue, 10.1016/j.ijfatigue.2017.06.006, 103, 223-233, 2017.10.
28. Yuhei Ogawa, Junichiro Yamabe, Hisao Matsunaga, Saburo Matsuoka, Material performance of age-hardened beryllium–copper alloy, CDA-C17200, in a high-pressure, gaseous hydrogen environment, International Journal of Hydrogen Energy, 10.1016/j.ijhydene.2017.04.270, 42, 26, 16887-16900, 2017.06.
29. Yuhei Ogawa, Junichiro Yamabe, Hisao Matsunaga, Saburo Matsuoka, Excellent resistance to hydrogen embrittlement of high-strength copper-based alloy, American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP, 10.1115/PVP2017-65532, 1A-2017, 2017.01.
30. Yuhei Ogawa, Hisao Matsunaga, Michio Yoshikawa, Junichiro Yamabe, Saburo Matsuoka, FATIGUE LIFE PROPERTIES AND ANOMALOUS MACROSCOPIC FATIGUE FRACTURE SURFACES OF LOW CARBON STEEL JIS-SM490B IN HIGH-PRESSURE HYDROGEN GAS ENVIRONMENT, PROCEEDINGS OF THE ASME PRESSURE VESSELS AND PIPING CONFERENCE, 2016, 10.1115/PVP2016-63375, 6B-2016, 2017.01.

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