Osamu Takakuwa
Kyushu University
H-index: 25
Asia-Japan
Top articles of Osamu Takakuwa
Title | Journal | Author(s) | Publication Date |
|---|---|---|---|
The contribution of Cr and Ni to hydrogen absorption energy in Fe-Cr-Ni austenitic systems: A first-principles study | Computational Materials Science | Junichiro Moriyama Osamu Takakuwa Masatake Yamaguchi Yuhei Ogawa Kaneaki Tsuzaki | 2024/1/25 |
Hydrogen Gas Embrittlement: Mechanisms, Mechanics, and Design | Hisao Matsunaga Junichiro Yamabe Osamu Takakuwa Yuhei Ogawa Saburo Matsuoka | 2024/1/12 | |
Steel pipe for high-pressure hydrogen piping and high-pressure hydrogen piping using same | 2023/9/6 | ||
Antagonistic fatigue crack propagation in Ni-based superalloy 718 under hydrogen-supply: Acceleration and deceleration phenomena | Osamu Takakuwa Yuhei Ogawa Ryunosuke Miyata | 2023/2/24 | |
Solid-solution hardening by hydrogen in Fe–Cr–Ni-based austenitic steel: Temperature and strain rate effects | Materials Science and Engineering: A | Yuhei Ogawa Osamu Takakuwa Kaneaki Tsuzaki | 2023/7/10 |
Antagonistic fatigue crack acceleration/deceleration phenomena in Ni-based superalloy 718 under hydrogen-supply | Scientific reports | Osamu Takakuwa Yuhei Ogawa Ryunosuke Miyata | 2023/4/26 |
Hydrogen-enhanced deformation twinning in Fe-Cr-Ni-based austenitic steel characterized by in-situ EBSD observation | Materials Today Communications | Yuhei Ogawa Haruki Nishida Osamu Takakuwa Kaneaki Tsuzaki | 2023/3/1 |
Direct observation of three-dimensional short fatigue crack closure behavior in Ti-6Al-4V alloy using ultra-high-resolution X-ray microtomography | International Journal of Fatigue | Valary Tubei Hiroyuki Toda Worapol Ketanond Hiro Fujihara Osamu Takakuwa | 2023/3/1 |
Copper alloy assembly and production method therefor | 2023/11/9 | ||
Criteria for hydrogen-assisted crack initiation in Ni-based superalloy 718 | Acta Materialia | Yuhei Ogawa Kohei Noguchi Osamu Takakuwa | 2022/5/1 |
Effects of Ni Concentration and Aging Heat Treatment on the Hydrogen Embrittlement Behavior of Precipitation-Hardened High-Mn Austenitic Steel | TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN | Takashi Hosoda Yuhei Ogawa Osamu Takakuwa Susumu Motomura Hyuga Hosoi | 2022/2/1 |
Fatigue crack-growth retardation after overloading in gaseous hydrogen: Revisiting the effect of hydrogen on crack-tip plastic-zone development | Materials Letters | Yuhei Ogawa Keiichiro Iwata Saburo Okazaki Masami Nakamura Kazuki Matsubara | 2022/2/1 |
Internal and External Hydrogen-related Loss of Ductility in a Ni-based Superalloy 718 and Its Temperature Dependence | TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN | Kohei Noguchi Yuhei Ogawa Osamu Takakuwa Hisao Matsunaga | 2021/1/1 |
A new aspect of hydrogen as an alloying element enables greater strength and ductility in steels: an example of Fe-Cr-Ni-based alloy | 材料とプロセス (CD-ROM) | YUHEI OGAWA HYUGA HOSOI KANEAKI TSUZAKI OSAMU TAKAKUWA HISAO MATSUNAGA | 2021 |
3D short fatigue crack closure behavior in Ti-6Al-4V alloy investigated using in-situ high resolution synchrotron X-ray tomography | Engineering Fracture Mechanics | Valary Tubei Hiroyuki Toda Meysam Hassanipour Kyosuke Hirayama Osamu Takakuwa | 2021/5/15 |
A mechanism behind hydrogen-assisted fatigue crack growth in ferrite-pearlite steel focusing on its behavior in gaseous environment at elevated temperature | Corrosion Science | Osamu Takakuwa Yuhei Ogawa Saburo Okazaki Masami Nakamura Hisao Matsunaga | 2020/5/15 |
Hydrogen-assisted, intergranular, fatigue crack-growth in ferritic iron: Influences of hydrogen-gas pressure and temperature variation | International Journal of Fatigue | Yuhei Ogawa Kensuke Umakoshi Masami Nakamura Osamu Takakuwa Hisao Matsunaga | 2020/11/1 |
Hydrogen, as an alloying element, enables a greater strength-ductility balance in an Fe-Cr-Ni-based, stable austenitic stainless steel | Acta Materialia | Yuhei Ogawa Hyuga Hosoi Kaneaki Tsuzaki Timothée Redarce Osamu Takakuwa | 2020/10/15 |
Defect tolerance and hydrogen susceptibility of the fatigue limit of an additively manufactured Ni-based superalloy 718 | International Journal of Fatigue | Saburo Okazaki Osamu Takakuwa Yuhei Ogawa Yusuke Funakoshi Hideto Kawashima | 2020/10/1 |
Hydrogen-assisted fatigue crack-propagation in a Ni-based superalloy 718, revealed via crack-path crystallography and deformation microstructures | Corrosion Science | Yuhei Ogawa Osamu Takakuwa Saburo Okazaki Yusuke Funakoshi Saburo Matsuoka | 2020/9/1 |
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