フォロー
Osamu Takakuwa
Osamu Takakuwa
確認したメール アドレス: m.kyushu-u.ac.jp
タイトル
引用先
引用先
Effect of residual stress on the corrosion behavior of austenitic stainless steel
O Takakuwa, H Soyama
Advances in chemical engineering and science 5 (01), 62, 2014
1142014
Hydrogen diffusivity and tensile-ductility loss of solution-treated austenitic stainless steels with external and internal hydrogen
J Yamabe, O Takakuwa, H Matsunaga, H Itoga, S Matsuoka
International Journal of Hydrogen Energy 42 (18), 13289-13299, 2017
1022017
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
Introduction of compressive residual stress into stainless steel by employing a cavitating jet in air
H Soyama, T Kikuchi, M Nishikawa, O Takakuwa
Surface and Coatings Technology 205 (10), 3167-3174, 2011
942011
Suppression of hydrogen-assisted fatigue crack growth in austenitic stainless steel by cavitation peening
O Takakuwa, H Soyama
International journal of hydrogen energy 37 (6), 5268-5276, 2012
782012
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
Numerical simulation of the effects of residual stress on the concentration of hydrogen around a crack tip
O Takakuwa, M Nishikawa, H Soyama
Surface and Coatings Technology 206 (11-12), 2892-2898, 2012
652012
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
Estimation of the yield stress of stainless steel from the Vickers hardness taking account of the residual stress
O Takakuwa, Y Kawaragi, H Soyama
Journal of Surface Engineered Materials and Advanced Technology 3 (04), 262, 2013
582013
Comprehensive understanding of ductility loss mechanisms in various steels with external and internal hydrogen
O Takakuwa, J Yamabe, H Matsunaga, Y Furuya, S Matsuoka
Metallurgical and Materials Transactions A 48, 5717-5732, 2017
552017
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
Similarity law on shedding frequency of cavitation cloud induced by a cavitating jet
S Nishimura, O Takakuwa, H Soyama
Journal of Fluid Science and Technology 7 (3), 405-420, 2012
452012
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
Increase in the local yield stress near surface of austenitic stainless steel due to invasion by hydrogen
O Takakuwa, Y Mano, H Soyama
International journal of hydrogen energy 39 (11), 6095-6103, 2014
402014
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
Hydrogen-enhanced fatigue crack growth in steels and its frequency dependence
H Matsunaga, O Takakuwa, J Yamabe, S Matsuoka
Philosophical Transactions of the Royal Society A: Mathematical, Physical …, 2017
372017
Enhancing the aggressive strength of a cavitating jet and its practical application
H Soyama, O Takakuwa
Journal of Fluid Science and Technology 6 (4), 510-521, 2011
372011
Using cavitation peening to improve the fatigue life of titanium alloy Ti-6Al-4V manufactured by electron beam melting
M Sato, O Takakuwa, M Nakai, M Niinomi, F Takeo, H Soyama
Materials Sciences and Applications 7 (4), 181-191, 2016
362016
Effect of the impact energy of various peening techniques on the induced plastic deformation region
S Kanou, O Takakuwa, SR Mannava, D Qian, VK Vasudevan, H Soyama
Journal of Materials Processing Technology 212 (10), 1998-2006, 2012
362012
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