• 888 引用
  • 15 h指数
1994 …2020
Pureに変更を加えた場合、すぐここに表示されます。

研究成果 1994 2020

2020
austenitic stainless steels
notches
Austenitic stainless steel
phase transformations
Phase transitions
2019

Change of crack initiation and propagation modes in hydrogenrelated failure of a precipitation-strengthened NI-based superalloy 718 under internal and external hydrogen conditions

Ogawa, Y., Takakuwa, O., Okazaki, S., Matsuoka, S. & Matsunaga, H., 1 1 2019, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2019).

研究成果: 著書/レポートタイプへの貢献会議での発言

Superalloys
Crack initiation
Crack propagation
Hydrogen
Ductility
1 引用 (Scopus)

Comparative study of hydrogen-induced intergranular fracture behavior in Ni and Cu–Ni alloy at ambient and cryogenic temperatures

Wada, K., Yamabe, J., Ogawa, Y., Takakuwa, O., Iijima, T. & Matsunaga, H., 10 24 2019, : : Materials Science and Engineering A. 766, 138349.

研究成果: ジャーナルへの寄稿記事

cryogenic temperature
Cryogenics
ambient temperature
Hydrogen
hydrogen embrittlement
1 引用 (Scopus)

Effect of defects on the fatigue limit of Ni-based superalloy 718 with different grain sizes

Kevinsanny, Okazaki, S., Takakuwa, O., Ogawa, Y., Okita, K., Funakoshi, Y., Yamabe, J., Matsuoka, S. & Matsunaga, H., 5 1 2019, : : Fatigue and Fracture of Engineering Materials and Structures. 42, 5, p. 1203-1213 11 p.

研究成果: ジャーナルへの寄稿記事

Superalloys
Fatigue of materials
Defects
Cracks
Microstructure
1 引用 (Scopus)

Evaluation of fatigue life and fatigue limit of circumferentially-notched Type 304 stainless steel in air and hydrogen gas based on crack-growth property and cyclic stress-strain response

Nagaishi, N., Yoshikawa, M., Okazaki, S., Yamabe, J., Yoshida, F. & Matsunaga, H., 6 15 2019, : : Engineering Fracture Mechanics. 215, p. 164-177 14 p.

研究成果: ジャーナルへの寄稿記事

Stainless Steel
Hydrogen
Crack propagation
Stainless steel
Gases

Fracture and deformation behavior in slow-strain-rate tensile testing of Cu-Ni alloy with internal hydrogen

Wada, K., Yamabe, J., Ogawa, Y., Takakuwa, O., Iijima, T. & Matsunaga, H., 1 1 2019, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2019).

研究成果: 著書/レポートタイプへの貢献会議での発言

Tensile testing
Strain rate
Hydrogen
Temperature
Ductile fracture

Hydrogen-assisted crack propagation in α-iron during elasto-plastic fracture toughness tests

Birenis, D., Ogawa, Y., Matsunaga, H., Takakuwa, O., Yamabe, J., Prytz, Ø. & Thøgersen, A., 5 22 2019, : : Materials Science and Engineering A. 756, p. 396-404 9 p.

研究成果: ジャーナルへの寄稿記事

crack propagation
fracture strength
Fracture toughness
Hydrogen
Crack propagation
5 引用 (Scopus)

Hydrogen-induced ductility loss of precipitation-strengthened Fe-Ni-Cr-based superalloy

Takakuwa, O., Ogawa, Y., Yamabe, J. & Matsunaga, H., 1 2 2019, : : Materials Science and Engineering A. 739, p. 335-342 8 p.

研究成果: ジャーナルへの寄稿記事

heat resistant alloys
ductility
Superalloys
Ductility
Hydrogen

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

Ogawa, Y., Takakuwa, O., Okazaki, S., Okita, K., Funakoshi, Y., Matsunaga, H. & Matsuoka, S., 1 1 2019, (受理済み/印刷中) : : Corrosion Science. 108186.

研究成果: ジャーナルへの寄稿記事

Superalloys
Crack initiation
Hydrogen
Crack propagation
Failure modes

Quantitative evaluation of the flaking strength of rolling bearings with small defects as a crack problem

Hashimoto, S., Komata, H., Okazaki, S. & Matsunaga, H., 2 1 2019, : : International Journal of Fatigue. 119, p. 195-203 9 p.

研究成果: ジャーナルへの寄稿記事

Bearings (structural)
Rolling Bearing
Quantitative Evaluation
Crack
Defects

Role of hydrogen-charging on nucleation and growth of ductile damage in austenitic stainless steels

Maire, E., Grabon, S., Adrien, J., Lorenzino, P., Asanuma, Y., Takakuwa, O. & Matsunaga, H., 1 1 2019, : : Materials. 12, 9, 1426.

研究成果: ジャーナルへの寄稿記事

公開
Austenitic stainless steel
Hydrogen
Nucleation
Packaging materials
Stainless Steel
1 引用 (Scopus)
Steel
Strain rate
Hydrogen
Gases
Nitrogen

Temperature dependence of fatigue crack growth in low-carbon steel under gaseous hydrogen

Takakuwa, O., Ogawa, Y., Okazaki, S., Matsunaga, H. & Matsuoka, S., 1 1 2019, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2019).

研究成果: 著書/レポートタイプへの貢献会議での発言

Low carbon steel
Fatigue crack propagation
Hydrogen
Plasticity
Cracks

Various strength properties of aluminum alloys in high-pressure hydrogen gas environment

Matsuoka, S., Iijima, T., Yoshida, S., Yamabe, J. & Matsunaga, H., 1 1 2019, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2019).

研究成果: 著書/レポートタイプへの貢献会議での発言

Aluminum alloys
Hydrogen
Gases
Air
Fatigue crack propagation
Nickel
Hydrogen
Grain boundaries
Visualization
Thermal desorption
2018
公開
Austenitic stainless steel
Strain rate
Hydrogen
Nitrogen
Gases

Evaluation of the compatibility of high-strength aluminum alloy 7075-T6 to high-pressure gaseous hydrogen environments

Ogawa, Y., Kim, D., Matsunaga, H. & Matsuoka, S., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

High strength alloys
Aluminum alloys
Hydrogen
Fatigue crack propagation
Fuel cells

Fatigue life properties of circumferentially-notched bar of austenitic stainless steel with various concentration factors

Nagaishi, N., Matsunaga, H., Yoshikawa, M., Yamabe, J., Okazaki, S. & Matsuoka, S., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Austenitic stainless steel
Fatigue of materials
Stress concentration
Constitutive models
Loads (forces)
4 引用 (Scopus)

Fatigue limit of carbon and Cr–Mo steels as a small fatigue crack threshold in high-pressure hydrogen gas

Ogawa, Y., Matsunaga, H., Yamabe, J., Yoshikawa, M. & Matsuoka, S., 10 25 2018, : : International Journal of Hydrogen Energy. 43, 43, p. 20133-20142 10 p.

研究成果: ジャーナルへの寄稿記事

carbon steels
cracks
steels
Fatigue of materials
Hydrogen

Global harmonization of fatigue life testing in gaseous hydrogen

Marchi, C. S., Matsunaga, H., Kobayashi, H., Yamabe, J., Zickler, S., Schwarz, M. & Matsuoka, S., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Fatigue of materials
Hydrogen
Testing
Hydrogen fuels
Electric vehicles

Hydrogen-assisted fatigue crack propagation in a commercially pure BCC iron

Birenis, D., Ogawa, Y., Matsunaga, H., Takakuwa, O., Prytz, Ø., Yamabe, J. & Thøgersen, A., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Fatigue crack propagation
Iron
Hydrogen
Plastic deformation
Cracks
3 引用 (Scopus)

Hydrogen-assisted fatigue crack propagation in a pure BCC iron. Part I: Intergranular crack propagation at relatively low stress intensities

Ogawa, Y., Birenis, D., Matsunaga, H., Takakuwa, O., Yamabe, J., Prytz, Ø. & Thøgersen, A., 5 25 2018, : : MATEC Web of Conferences. 165, 03011.

研究成果: ジャーナルへの寄稿Conference article

Fatigue crack propagation
Hydrogen
Crack propagation
Iron
Steam
3 引用 (Scopus)

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

Birenis, D., Ogawa, Y., Matsunaga, H., Takakuwa, O., Yamabe, J., Prytz, Ø. & Thøgersen, A., 5 25 2018, : : MATEC Web of Conferences. 165, 03010.

研究成果: ジャーナルへの寄稿Conference article

Fatigue crack propagation
Hydrogen
Iron
Focused ion beams
Plastic deformation

Hydrogen-entry properties of torsional prestrained carbon steels

Nishiguchi, H., Matsuda, Y., Fukuda, T., Higashida, K., Yamabe, J. & Matsunaga, H., 7 2018, : : Zairyo/Journal of the Society of Materials Science, Japan. 67, 7, p. 723-729 7 p.

研究成果: ジャーナルへの寄稿記事

carbon steels
entry
Carbon steel
Hydrogen
pearlite

Hydrogen trapping in X70 structural pipeline steel and weldments

Sezgin, J. G., Fjær, H. G., Matsunaga, H., Yamabe, J. & Oldeng, V., 1 1 2018, Proceedings of the 28th International Ocean and Polar Engineering Conference, ISOPE 2018. International Society of Offshore and Polar Engineers, p. 228-235 8 p. (Proceedings of the International Offshore and Polar Engineering Conference; 巻数 2018-June).

研究成果: 著書/レポートタイプへの貢献会議での発言

Pipelines
Hydrogen
Steel
Activation energy
Thermal desorption

Influence of hydrogen on tensile and fatigue life properties of 304/308 austenitic stainless steel butt welded joints

Okazaki, S., Matsunaga, H., Nakamura, M., Matsuoka, S. & Hamada, S., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Austenitic stainless steel
Welds
Fatigue of materials
Hydrogen
Martensitic transformations
18 引用 (Scopus)

Interpretation of hydrogen-assisted fatigue crack propagation in BCC iron based on dislocation structure evolution around the crack wake

Birenis, D., Ogawa, Y., Matsunaga, H., Takakuwa, O., Yamabe, J., Prytz, Ø. & Thøgersen, A., 9 1 2018, : : Acta Materialia. 156, p. 245-253 9 p.

研究成果: ジャーナルへの寄稿記事

Fatigue crack propagation
Hydrogen
Iron
Cracks
Plasticity
1 引用 (Scopus)

Introduction of technical document in Japan for safe use of ground storage vessels made of low alloy steels for hydrogen refueling stations

Fukumoto, H., Wada, Y., Matsunaga, H., Sano, T. & Kobayashi, H., 1 1 2018, Codes and Standards. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 1A-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

High strength steel
Hydrogen
Fatigue crack propagation
Tensile strength
Hydrogen embrittlement
1 引用 (Scopus)

Methods of material testing in high-pressure hydrogen environment and evaluation of hydrogen compatibility of metallic materials – Current status in Japan

Kobayashi, H., Kobayashi, H., Sano, T., Maeda, T., Tamura, H., Ishizuka, A., Kimura, M., Yoshikawa, N., Iijima, T., Yamabe, J., Matsuoka, S. & Matsunaga, H., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Materials testing
Hydrogen
Testing
Standardization
Automobiles
5 引用 (Scopus)

Peculiar temperature dependence of hydrogen-enhanced fatigue crack growth of low-carbon steel in gaseous hydrogen

Matsuoka, S., Takakuwa, O., Okazaki, S., Yoshikawa, M., Yamabe, J. & Matsunaga, H., 9 2018, : : Scripta Materialia. 154, p. 101-105 5 p.

研究成果: ジャーナルへの寄稿記事

low carbon steels
Low carbon steel
Fatigue crack propagation
Hydrogen
cracks

Shear-mode Crack Initiation Behavior in the Martensitic and Bainitic Microstructures

Wada, K., Yoshimura, S., Yamamoto, T., Ohkomori, Y. & Matsunaga, H., 5 25 2018, : : MATEC Web of Conferences. 165, 04009.

研究成果: ジャーナルへの寄稿Conference article

Steel
Crack initiation
Microstructure
Fatigue of materials
Cracks

Temperature dependence of fatigue crack growth in low-alloy steel under gaseous hydrogen

Takakuwa, O., Yoshikawa, M., Matsuoka, S., Yamabe, J., Okazaki, S. & Matsunaga, H., 1 1 2018, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2018).

研究成果: 著書/レポートタイプへの貢献会議での発言

Fatigue crack propagation
High strength steel
Hydrogen
Temperature
Binding energy
14 引用 (Scopus)

The role of intergranular fracture on hydrogen-assisted fatigue crack propagation in pure iron at a low stress intensity range

Ogawa, Y., Birenis, D., Matsunaga, H., Takakuwa, O., Yamabe, J., Prytz, Ø. & Thøgersen, A., 8 22 2018, : : Materials Science and Engineering A. 733, p. 316-328 13 p.

研究成果: ジャーナルへの寄稿記事

crack propagation
Fatigue crack propagation
Hydrogen
Iron
iron
10 引用 (Scopus)
austenitic stainless steels
crack tips
Austenitic stainless steel
Crack tips
Hydrogen
2017

A case study of a cooling pipe for a pre-cooler used in a 70-MPa hydrogen station

Okazaki, S., Hamada, S., Itoga, H., Matsunaga, H., Nakamura, M. & Matsuoka, S., 1 1 2017, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2017).

研究成果: 著書/レポートタイプへの貢献会議での発言

Pipe
Cooling
Hydrogen
Pipe joints
Gases
14 引用 (Scopus)
Steel
ductility
Ductility
Hydrogen
steels

Excellent resistance to hydrogen embrittlement of high-strength copper-based alloy

Ogawa, Y., Yamabe, J., Matsunaga, H. & Matsuoka, S., 1 1 2017, Codes and Standards. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 1A-2017).

研究成果: 著書/レポートタイプへの貢献会議での発言

Hydrogen embrittlement
Copper
Hydrogen
Fracture toughness
Strain rate

Fatigue Crack Threshold of Bearing Steel at a Very Low Stress Ratio

Wada, K., Abass, A., Okazaki, S., Fukushima, Y., Matsunaga, H. & Tsuzaki, K., 1 1 2017, : : Procedia Structural Integrity. 7, p. 391-398 8 p.

研究成果: ジャーナルへの寄稿記事

公開
Bearings (structural)
Steel
Crack closure
Fatigue of materials
Cracks
1 引用 (Scopus)

Fatigue life properties of circumferentially-notched, type 304 austenitic stainless steel in hydrogen gas

Nagaishi, N., Matsunaga, H., Yoshikawa, M., Yamabe, J., Okazaki, S. & Matsuoka, S., 1 1 2017, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2017).

研究成果: 著書/レポートタイプへの貢献会議での発言

Austenitic stainless steel
Fatigue of materials
Hydrogen
Gases
High strength steel
39 引用 (Scopus)

Hydrogen diffusivity and tensile-ductility loss of solution-treated austenitic stainless steels with external and internal hydrogen

Yamabe, J., Takakuwa, O., Matsunaga, H., Itoga, H. & Matsuoka, S., 5 4 2017, : : International Journal of Hydrogen Energy. 42, 18, p. 13289-13299 11 p.

研究成果: ジャーナルへの寄稿記事

austenitic stainless steels
Austenitic stainless steel
ductility
diffusivity
Ductility
15 引用 (Scopus)
Fatigue Crack Growth
Fatigue crack propagation
Hydrogen
Steel
cracks

Hydrogen-induced ductility loss of austenitic stainless steels for slow strain rate tensile testing in high-pressure hydrogen gas

Matsuoka, S., Yamabe, J. & Matsunaga, H., 1 1 2017, Materials Structure and Micromechanics of Fracture VIII. Sandera, P. (版). Trans Tech Publications Ltd, p. 259-264 6 p. (Solid State Phenomena; 巻数 258 SSP).

研究成果: 著書/レポートタイプへの貢献会議での発言

austenitic stainless steels
Tensile testing
Austenitic stainless steel
ductility
strain rate
15 引用 (Scopus)

Hydrogen trapping and fatigue crack growth property of low-carbon steel in hydrogen-gas environment

Yamabe, J., Yoshikawa, M., Matsunaga, H. & Matsuoka, S., 9 1 2017, : : International Journal of Fatigue. 102, p. 202-213 12 p.

研究成果: ジャーナルへの寄稿記事

Fatigue Crack Growth
Low carbon steel
Fatigue crack propagation
Trapping
Hydrogen
7 引用 (Scopus)

Interaction effect of adjacent small defects on the fatigue limit of a medium carbon steel

Åman, M., Okazaki, S., Matsunaga, H., Marquis, G. B. & Remes, H., 1 1 2017, : : Fatigue and Fracture of Engineering Materials and Structures. 40, 1, p. 130-144 15 p.

研究成果: ジャーナルへの寄稿記事

Carbon steel
Fatigue of materials
Cracks
Defects
Stress concentration
10 引用 (Scopus)

Material performance of age-hardened beryllium–copper alloy, CDA-C17200, in a high-pressure, gaseous hydrogen environment

Ogawa, Y., Yamabe, J., Matsunaga, H. & Matsuoka, S., 6 29 2017, : : International Journal of Hydrogen Energy. 42, 26, p. 16887-16900 14 p.

研究成果: ジャーナルへの寄稿記事

Hydrogen
hydrogen
refueling
austenitic stainless steels
cooling systems
28 引用 (Scopus)

Multi-scale observation of hydrogen-induced, localized plastic deformation in fatigue-crack propagation in a pure iron

Ogawa, Y., Birenis, D., Matsunaga, H., Thøgersen, A., Prytz, Ø., Takakuwa, O. & Yamabe, J., 11 2017, : : Scripta Materialia. 140, p. 13-17 5 p.

研究成果: ジャーナルへの寄稿記事

crack propagation
Fatigue crack propagation
plastic deformation
Hydrogen
Plastic deformation

Quantitative Evaluation of the Flaking Strength of Rolling Bearings with Small Defects

Matsunaga, H., Hashimoto, S. & Komata, H., 1 1 2017, : : Procedia Structural Integrity. 7, p. 460-467 8 p.

研究成果: ジャーナルへの寄稿記事

公開
Bearings (structural)
Fatigue of materials
Defects
Stress intensity factors
Compaction

Quantitative Evaluation of the Flaking Strength of Rolling Bearings with Small Defects

Hashimoto, S., Komata, H. & Matsunaga, H., 1 1 2017, : : Procedia Structural Integrity. 7, p. 453-459 7 p.

研究成果: ジャーナルへの寄稿記事

公開
Bearings (structural)
Cracks
Defects
Fatigue of materials
Stress intensity factors
2 引用 (Scopus)

Recent progress on interpretation of tensile ductility loss for various austenitic stainless steels with external and internal hydrogen

Takakuwa, O., Yamabe, J., Matsunaga, H., Furuya, Y. & Matsuoka, S., 1 1 2017, Materials and Fabrication. American Society of Mechanical Engineers (ASME), (American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP; 巻数 6B-2017).

研究成果: 著書/レポートタイプへの貢献会議での発言

Austenitic stainless steel
Ductility
Hydrogen
Steel
Stainless steel
13 引用 (Scopus)

The influence of static crack-opening stress on the threshold level for shear-mode fatigue crack growth in bearing steels

Okazaki, S., Wada, K., Matsunaga, H. & Endo, M., 4 1 2017, : : Engineering Fracture Mechanics. 174, p. 127-138 12 p.

研究成果: ジャーナルへの寄稿記事

Bearings (structural)
Steel
Fatigue crack propagation
Cracks
Stress intensity factors