フォロー
Yuhei Ogawa
タイトル
引用先
引用先
Interpretation of hydrogen-assisted fatigue crack propagation in BCC iron based on dislocation structure evolution around the crack wake
D Birenis, Y Ogawa, H Matsunaga, O Takakuwa, J Yamabe, Ø Prytz, ...
Acta Materialia 156, 245-253, 2018
962018
Multi-scale observation of hydrogen-induced, localized plastic deformation in fatigue-crack propagation in a pure iron
Y Ogawa, D Birenis, H Matsunaga, A Thøgersen, Ø Prytz, O Takakuwa, ...
Scripta Materialia 140, 13-17, 2017
702017
The role of intergranular fracture on hydrogen-assisted fatigue crack propagation in pure iron at a low stress intensity range
Y Ogawa, D Birenis, H Matsunaga, O Takakuwa, J Yamabe, Ø Prytz, ...
Materials Science and Engineering: A 733, 316-328, 2018
602018
Unified evaluation of hydrogen-induced crack growth in fatigue tests and fracture toughness tests of a carbon steel
Y Ogawa, H Matsunaga, J Yamabe, M Yoshikawa, S Matsuoka
International Journal of Fatigue 103, 223-233, 2017
562017
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
Y Ogawa, O Takakuwa, S Okazaki, K Okita, Y Funakoshi, H Matsunaga, ...
Corrosion Science 161, 108186, 2019
542019
The roles of internal and external hydrogen in the deformation and fracture processes at the fatigue crack tip zone of metastable austenitic stainless steels
Y Ogawa, S Okazaki, O Takakuwa, H Matsunaga
Scripta Materialia 157, 95-99, 2018
532018
Hydrogen, as an alloying element, enables a greater strength-ductility balance in an Fe-Cr-Ni-based, stable austenitic stainless steel
Y Ogawa, H Hosoi, K Tsuzaki, T Redarce, O Takakuwa, H Matsunaga
Acta Materialia 199, 181-192, 2020
432020
Fatigue limit of carbon and CrMo steels as a small fatigue crack threshold in high-pressure hydrogen gas
Y Ogawa, H Matsunaga, J Yamabe, M Yoshikawa, S Matsuoka
International Journal of Hydrogen Energy 43 (43), 20133-20142, 2018
392018
Hydrogen-induced ductility loss of precipitation-strengthened Fe-Ni-Cr-based superalloy
O Takakuwa, Y Ogawa, J Yamabe, H Matsunaga
Materials Science and Engineering: A 739, 335-342, 2019
372019
Comparative study of hydrogen-induced intergranular fracture behavior in Ni and Cu–Ni alloy at ambient and cryogenic temperatures
K Wada, J Yamabe, Y Ogawa, O Takakuwa, T Iijima, H Matsunaga
Materials Science and Engineering: A 766, 138349, 2019
342019
Effect of defects on the fatigue limit of Ni‐based superalloy 718 with different grain sizes
Kevinsanny, S Okazaki, O Takakuwa, Y Ogawa, K Okita, Y Funakoshi, ...
Fatigue & Fracture of Engineering Materials & Structures 42 (5), 1203-1213, 2019
312019
Pearlite-driven surface-cracking and associated loss of tensile ductility in plain-carbon steels under exposure to high-pressure gaseous hydrogen
Y Ogawa, M Hino, M Nakamura, H Matsunaga
International Journal of Hydrogen Energy 46 (9), 6945-6959, 2021
302021
Hydrogen-assisted, intergranular, fatigue crack-growth in ferritic iron: Influences of hydrogen-gas pressure and temperature variation
Y Ogawa, K Umakoshi, M Nakamura, O Takakuwa, H Matsunaga
International Journal of Fatigue 140, 105806, 2020
282020
Material performance of age-hardened beryllium–copper alloy, CDA-C17200, in a high-pressure, gaseous hydrogen environment
Y Ogawa, J Yamabe, H Matsunaga, S Matsuoka
International Journal of Hydrogen Energy 42 (26), 16887-16900, 2017
272017
Defect tolerance and hydrogen susceptibility of the fatigue limit of an additively manufactured Ni-based superalloy 718
S Okazaki, O Takakuwa, Y Ogawa, Y Funakoshi, H Kawashima, ...
International Journal of Fatigue 139, 105740, 2020
262020
Hydrogen-assisted crack propagation in α-iron during elasto-plastic fracture toughness tests
D Birenis, Y Ogawa, H Matsunaga, O Takakuwa, J Yamabe, Ø Prytz, ...
Materials Science and Engineering: A 756, 396-404, 2019
262019
Hydrogen-assisted fatigue crack-propagation in a Ni-based superalloy 718, revealed via crack-path crystallography and deformation microstructures
Y Ogawa, O Takakuwa, S Okazaki, Y Funakoshi, S Matsuoka, ...
Corrosion Science 174, 108814, 2020
242020
A mechanism behind hydrogen-assisted fatigue crack growth in ferrite-pearlite steel focusing on its behavior in gaseous environment at elevated temperature
O Takakuwa, Y Ogawa, S Okazaki, M Nakamura, H Matsunaga
Corrosion Science 168, 108558, 2020
242020
Dual roles of pearlite microstructure to interfere/facilitate gaseous hydrogen-assisted fatigue crack growth in plain carbon steels
Y Ogawa, H Nishida, M Nakamura, V Olden, A Vinogradov, H Matsunaga
International Journal of Fatigue 154, 106561, 2022
222022
Criteria for hydrogen-assisted crack initiation in Ni-based superalloy 718
Y Ogawa, K Noguchi, O Takakuwa
Acta Materialia 229, 117789, 2022
192022
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