Find Research Outputs

Search concepts
Selected filters

Publication Year

  • 2020
  • 2019
  • 2018
  • 2017
  • 2016

Author

  • Kaneaki Tsuzaki
2020

Growth behavior of a mechanically long fatigue crack in an FeCrNiMnCo high entropy alloy: A comparison with an austenitic stainless steel

Mizumachi, S., Koyama, M., Fukushima, Y. & Tsuzaki, K., Jan 1 2020, In : isij international. 60, 1, p. 175-181 7 p.

Research output: Contribution to journalArticle

Open Access

In-Situ Electron Channeling Contrast Imaging under Tensile Loading: Residual Stress, Dislocation Motion, and Slip Line Formation

Nakafuji, K., Koyama, M. & Tsuzaki, K., Dec 1 2020, In : Scientific reports. 10, 1, 2622.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)

Plastic deformation sequence and strain gradient characteristics of hydrogen-induced delayed crack propagation in single-crystalline Fe–Si alloy

Huynh, T. T., Koyama, M., Takahashi, Y., Hamada, S., Tsuzaki, K. & Noguchi, H., Mar 15 2020, In : Scripta Materialia. 178, p. 99-103 5 p.

Research output: Contribution to journalArticle

Strain rate and hydrogen effects on crack growth from a notch in a Fe-high-Mn steel containing 1.1 wt% solute carbon

Najam, H., Koyama, M., Bal, B., Akiyama, E. & Tsuzaki, K., Jan 1 2020, In : International Journal of Hydrogen Energy. 45, 1, p. 1125-1139 15 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2019

Detection of hydrogen effusion before, during, and after martensitic transformation: Example of multiphase transformation-induced plasticity steel

Koyama, M., Yamasaki, D., Ikeda, A., Hojo, T., Akiyama, E., Takai, K. & Tsuzaki, K., Oct 4 2019, In : International Journal of Hydrogen Energy. 44, 47, p. 26028-26035 8 p.

Research output: Contribution to journalArticle

Open Access

EBSD- And ECCI-based Assessments of Inhomogeneous Plastic Strain Evolution Coupled with Digital Image Correlation

Kakimoto, R., Koyama, M. & Tsuzaki, K., Jan 1 2019, In : isij international. 59, 12, p. 2334-2342 9 p.

Research output: Contribution to journalArticle

Open Access

Effect of Hydrogen on the Substructure of Lenticular Martensite in Fe-31Ni Alloy

Shibata, A., Enoki, M., Saji, N., Tai, H., Koyama, M., Ohtani, H., Tsuji, N. & Tsuzaki, K., Sep 15 2019, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 50, 9, p. 4027-4036 10 p.

Research output: Contribution to journalArticle

Evolution of quasi-brittle hydrogen-assisted damages in a dual-phase steel

Kumamoto, T., Koyama, M., Sato, K. & Tsuzaki, K., Jan 1 2019, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 83, 7, p. 221-230 10 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Evolution of quasi-brittle hydrogen-assisted damages in a dual-phase steel

Kumamoto, T., Koyama, M., Sato, K. & Tsuzaki, K., Jan 1 2019, In : Materials Transactions. 60, 11, p. 2368-2377 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Fatigue behavior in an Fe-N binary ferritic steel: Similarity and difference between carbon and nitrogen

Habib, K., Koyama, M., Sakurada, E., Yoshimura, N., Yokoi, T., Ushioda, K., Tsuzaki, K. & Noguchi, H., Jan 1 2019, In : isij international. 59, p. 186-191 6 p.

Research output: Contribution to journalArticle

Grain refinement effect on hydrogen embrittlement resistance of an equiatomic CoCrFeMnNi high-entropy alloy

Koyama, M., Ichii, K. & Tsuzaki, K., Jun 21 2019, In : International Journal of Hydrogen Energy. 44, 31, p. 17163-17167 5 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Lowering Strain Rate Simultaneously Enhances Carbon- and Hydrogen-Induced Mechanical Degradation in an Fe-33Mn-1.1C Steel

Tuğluca, I. B., Koyama, M., Shimomura, Y., Bal, B., Canadinc, D., Akiyama, E. & Tsuzaki, K., Mar 15 2019, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 50, 3, p. 1137-1141 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Overview of metastability and compositional complexity effects for hydrogen-resistant iron alloys: Inverse austenite stability effects

Koyama, M., Tasan, C. C. & Tsuzaki, K., Jun 1 2019, In : Engineering Fracture Mechanics. 214, p. 123-133 11 p.

Research output: Contribution to journalReview article

2 Citations (Scopus)

Resistance to mechanically small fatigue crack growth in ultrafine grained interstitial-free steel fabricated by accumulative roll-bonding

Lin, X., Koyama, M., Gao, S., Tsuji, N., Tsuzaki, K. & Noguchi, H., Jan 2019, In : International Journal of Fatigue. 118, p. 117-125 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Revisiting the effects of hydrogen on deformation-induced γ-ε martensitic transformation

Koyama, M., Terao, N. & Tsuzaki, K., Aug 15 2019, In : Materials Letters. 249, p. 197-200 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Strain localization in copper canister FSW welds for spent nuclear fuel disposal

Forsström, A., Bossuyt, S., Yagodzinskyy, Y., Tsuzaki, K. & Hänninen, H., Sep 2019, In : Journal of Nuclear Materials. 523, p. 347-359 13 p.

Research output: Contribution to journalArticle

Open Access

Transformation-assisted hydrogen desorption during deformation in steels: Examples of α′- and ε-Martensite

Hojo, T., Koyama, M., Terao, N., Tsuzaki, K. & Akiyama, E., Nov 15 2019, In : International Journal of Hydrogen Energy. 44, 57, p. 30472-30477 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2018

A new design concept for prevention of hydrogen-induced mechanical degradation: Viewpoints of metastability and high entropy

Koyama, M., Eguchi, T., Ichii, K., Tasan, C. C. & Tsuzaki, K., Jan 1 2018, In : Procedia Structural Integrity. 13, p. 292-297 6 p.

Research output: Contribution to journalConference article

Open Access
2 Citations (Scopus)

An unconventional hydrogen effect that suppresses thermal formation of the hcp phase in fcc steels

Koyama, M., Hirata, K., Abe, Y., Mitsuda, A., Iikubo, S. & Tsuzaki, K., Dec 1 2018, In : Scientific reports. 8, 1, 16136.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Comparative study of hydrogen embrittlement in stable and metastable high-entropy alloys

Ichii, K., Koyama, M., Tasan, C. C. & Tsuzaki, K., Jun 2018, In : Scripta Materialia. 150, p. 74-77 4 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Effect of Si on temperature dependence of non-propagation limit of small fatigue crack in a Fe-C alloy

Kishida, K., Koyama, M., Yoshimura, N., Sakurada, E., Yokoi, T., Ushioda, K., Tsuzaki, K. & Noguchi, H., Jan 1 2018, In : Procedia Structural Integrity. 13, p. 1032-1036 5 p.

Research output: Contribution to journalConference article

Open Access

Fatigue behavior of Fe-Cr-Ni-based metastable austenitic steels with an identical tensile strength and different solute carbon contents

Ogawa, T., Koyama, M., Nishikura, Y., Tsuzaki, K. & Noguchi, H., Oct 2018, In : isij international. 58, 10, p. 1910-1919 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Fatigue Crack Growth Behavior and Associated Microstructure in a Metastable High-Entropy Alloy

Eguchi, T., Koyama, M., Fukushima, Y., Tasan, C. C. & Tsuzaki, K., Jan 1 2018, In : Procedia Structural Integrity. 13, p. 831-836 6 p.

Research output: Contribution to journalConference article

Open Access
1 Citation (Scopus)

First-Principles Study on Hydrogen Diffusivity in BCC, FCC, and HCP Iron

Hirata, K., Iikubo, S., Koyama, M., Tsuzaki, K. & Ohtani, H., Oct 1 2018, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 49, 10, p. 5015-5022 8 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

High-concentration carbon assists plasticity-driven hydrogen embrittlement in a Fe-high Mn steel with a relatively high stacking fault energy

Tuğluca, I. B., Koyama, M., Bal, B., Canadinc, D., Akiyama, E. & Tsuzaki, K., Feb 21 2018, In : Materials Science and Engineering A. 717, p. 78-84 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Hydrogen trapping in carbon supersaturated α‑iron and its decohesion effect in martensitic steel

Geng, W. T., Wang, V., Li, J. X., Ishikawa, N., Kimizuka, H., Tsuzaki, K. & Ogata, S., May 2018, In : Scripta Materialia. 149, p. 79-83 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Localized Plasticity and Associated Cracking in Stable and Metastable High-Entropy Alloys Pre-Charged with Hydrogen

Ichii, K., Koyama, M., Tasan, C. C. & Tsuzaki, K., Jan 1 2018, In : Procedia Structural Integrity. 13, p. 716-721 6 p.

Research output: Contribution to journalConference article

Open Access
1 Citation (Scopus)
6 Citations (Scopus)

Microstructural damage evolution and arrest in binary Fe–high-Mn alloys with different deformation temperatures

Koyama, M., Kaneko, T., Sawaguchi, T. & Tsuzaki, K., Oct 1 2018, In : International Journal of Fracture. 213, 2, p. 193-206 14 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
4 Citations (Scopus)

Microstructural mechanisms of fatigue crack non-propagation in TRIP-maraging steels

Zhang, Z., Koyama, M., Wang, M. M., Tsuzaki, K., Tasan, C. C. & Noguchi, H., Aug 2018, In : International Journal of Fatigue. 113, p. 126-136 11 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2 Citations (Scopus)

Optical microscopy-Based damage quantification: an example of cryogenic deformation of a dual-Phase steel

Uehata, N., Koyama, M., Takagi, S. & Tsuzaki, K., Jan 1 2018, In : isij international. 58, 1, p. 179-185 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Overview of dynamic strain aging and associated phenomena in Fe-Mn-C austenitic steels

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Aug 15 2018, In : isij international. 58, 8, p. 1383-1395 13 p.

Research output: Contribution to journalReview article

5 Citations (Scopus)

Overview of dynamic strain aging and associated phenomena in Fe-Mn-C austenitic steels

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Apr 2018, In : Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan. 104, 4, p. 187-200 14 p.

Research output: Contribution to journalReview article

2 Citations (Scopus)

Randomization of ferrite/austenite orientation relationship and resultant hardness increment by nitrogen addition in vanadium-microalloyed low carbon steels strengthened by interphase precipitation

Zhang, Y., Shinbo, K., Ohmura, T., Suzuki, T., Tsuzaki, K., Miyamoto, G. & Furuhara, T., Jan 1 2018, In : isij international. 58, 3, p. 542-550 9 p.

Research output: Contribution to journalReview article

6 Citations (Scopus)

Split and shift of -martensite peak in an X-ray diffraction profile during hydrogen desorption: A geometric effect of atomic sequence

Koyama, M., Abe, Y. & Tsuzaki, K., Sep 15 2018, In : isij international. 58, 9, p. 1745-1747 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Strain Rate Sensitivity of Microstructural Damage Evolution in a Dual-Phase Steel Pre-Charged with Hydrogen

Kumamoto, T., Koyama, M. & Tsuzaki, K., Jan 1 2018, In : Procedia Structural Integrity. 13, p. 710-715 6 p.

Research output: Contribution to journalConference article

Open Access
1 Citation (Scopus)

Surface orientation dependence of hydrogen flux in lenticular martensite of an Fe-Ni-C alloy clarified through in situ silver decoration technique

Koyama, M., Yamasaki, D. & Tsuzaki, K., Oct 1 2018, In : Materials Letters. 228, p. 273-276 4 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2017

Application of Radio Frequency Glow Discharge Sputtering for Nanoindentation Sample Preparation

Sekido, N., Ohmura, T. & Tsuzaki, K., Mar 1 2017, In : Journal of Materials Engineering and Performance. 26, 3, p. 1245-1250 6 p.

Research output: Contribution to journalArticle

Bone-like crack resistance in hierarchical metastable nanolaminate steels

Koyama, M., Zhang, Z., Wang, M., Ponge, D., Raabe, D., Tsuzaki, K., Noguchi, H. & Tasan, C. C., Mar 10 2017, In : Science. 355, 6329, p. 1055-1057 3 p.

Research output: Contribution to journalArticle

119 Citations (Scopus)
17 Citations (Scopus)

Effects of lamella size and connectivity on fatigue crack resistance of TRIP-maraging steel

Zhang, Z., Koyama, M., Wang, M. M., Tsuzaki, K., Tasan, C. C. & Noguchi, H., Jul 1 2017, In : International Journal of Fatigue. 100, p. 176-186 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)