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2016
1 Citation (Scopus)

Effect of additional boron amount on surface roughness after lathe turning in h-BN dispersed type 304 stainless steels

Kawajiri, M., Emura, S., Min, X., Yamamoto, S., Sakuraya, K. & Tsuzaki, K., Jan 1 2016, In : isij international. 56, 6, p. 1031-1037 7 p.

Research output: Contribution to journalArticle

Boron
Boron nitride
Stainless Steel
Steel
Stainless steel
2013

Quantitative analysis of twinning-induced plasticity (TWIP) in beta-titanium alloy

Min, X., Chen, X., Emura, S., Tsuzaki, K. & Tsuchiya, K., 2013, 8th Pacific Rim International Congress on Advanced Materials and Processing 2013, PRICM 8. John Wiley and Sons Inc., Vol. 2. p. 1149-1156 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Twinning
Titanium alloys
Plasticity
Chemical analysis
Strain hardening
4 Citations (Scopus)
High strength steel
Martensite
Steel
Superconducting transition temperature
Temperature
2014
13 Citations (Scopus)

Transition of multi-deformation modes in Ti-10Mo alloy with oxygen addition

Min, X. H., Emura, S., Tsuchiya, K., Nishimura, T. & Tsuzaki, K., Jan 10 2014, In : Materials Science and Engineering A. 590, p. 88-96 9 p.

Research output: Contribution to journalArticle

Oxygen
oxygen
martensite
Martensite
corrosion resistance

Measurement of martensitic transformation of 9% Ni steel during welding using ESPI system

Meguro, S., Kobayashi, S., Nakamura, T. & Tsuzaki, K., 2014, In : Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan. 100, 5, p. 632-638 7 p.

Research output: Contribution to journalArticle

arc heating
Steel
Martensitic transformations
speckle patterns
martensitic transformation
2013
4 Citations (Scopus)

An attempt to lower Mn content of Fe-17Mn-6Si-0.3C shape memory alloy

Min, X. H., Sawaguchi, T., Ogawa, K., Maruyama, T., Yin, F. X. & Tsuzaki, K., Nov 15 2013, In : Journal of Alloys and Compounds. 577, SUPPL. 1

Research output: Contribution to journalArticle

Shape memory effect
Recovery
Internal friction
Temperature
Phase transitions
3 Citations (Scopus)

Toughening by the addition of phosphorus to a high-strength steel with ultrafine elongated grain structure

Jafari, M., Kimura, Y. & Tsuzaki, K., Feb 1 2013, In : Philosophical Magazine Letters. 93, 2, p. 109-115 7 p.

Research output: Contribution to journalArticle

high strength steels
phosphorus
steels
toughness
embrittlement
42 Citations (Scopus)

TWIP Effect and plastic instability condition in an Fe-Mn-C austenitic steel

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Apr 8 2013, In : isij international. 53, 2, p. 323-329 7 p.

Research output: Contribution to journalArticle

Austenitic steel
Carbon steel
Plastics
Strain hardening
Twinning
2012
10 Citations (Scopus)

Effect of deformation temperature on tensile properties in a pre-cooled Fe-Mn-C austenitic steel

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Oct 30 2012, In : Materials Science and Engineering A. 556, p. 331-336 6 p.

Research output: Contribution to journalArticle

Austenitic steel
tensile properties
Tensile properties
Carbon steel
martensite
2013

Determination of α / γ phase boundaries in the Fe-Cr-Ni-Mn quaternary system with a diffusion-multiple method

Shuro, I., Kobayashi, S., Nakamura, T. & Tsuzaki, K., Jan 1 2013, 8th Pacific Rim International Congress on Advanced Materials and Processing 2013, PRICM 8. John Wiley and Sons Inc., p. 577-582 6 p. (8th Pacific Rim International Congress on Advanced Materials and Processing 2013, PRICM 8; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Phase boundaries
Chromium
Manganese
Nickel
Chemical analysis
2012
1 Citation (Scopus)

Submicrocrystalline structures and tensile behaviour of stainless steels subjected to large strain deformation and subsequent annealing

Shakhova, I., Belyakov, A., Kaibyshev, R., Kimura, Y. & Tsuzaki, K., Jan 4 2012, THERMEC 2011 Supplement. Vol. 409. p. 607-612 6 p. (Advanced Materials Research; vol. 409).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stainless steel
Annealing
Steel
Austenitic steel
Austenite

Ultrafine grain evolution in austenitic stainless steel during large strain deformation and subsequent annealing

Belyakov, A., Tsuzaki, K. & Kaibyshev, R., May 14 2012, Recrystallization and Grain Growth IV. p. 273-278 6 p. (Materials Science Forum; vol. 715-716).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

austenitic stainless steels
Austenitic stainless steel
Annealing
annealing
Austenite
2013
17 Citations (Scopus)

Effects of static and dynamic strain aging on hydrogen embrittlement in twip steels containing al

Koyama, M., Akiyama, E. & Tsuzaki, K., Sep 4 2013, In : isij international. 53, 7, p. 1268-1274 7 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Steel
Strain rate
Aging of materials
Twinning
2012
18 Citations (Scopus)

Influence of dislocation separation on dynamic strain aging in a Fe-Mn-C austenitic steel

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Apr 5 2012, In : Materials Transactions. 53, 3, p. 546-552 7 p.

Research output: Contribution to journalArticle

precipitation hardening
Austenitic steel
Carbon steel
Aging of materials
steels
2018

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 of materials
Binary alloys
Carbides
Carbon
Temperature
2019
Open Access
Electron diffraction
Plastic deformation
plastics
Imaging techniques
Electrons
Martensitic transformations
martensitic transformation
Hydrogen
Iron
iron
2017

Study on crack occurrence of titanium alloy in tensile test by advanced moiré technique

Wang, Q. H., Ri, S., Tanaka, Y., Naito, K., Koyama, M., Tsuzaki, K. & Ohkubo, M., Jan 1 2017, p. 481-482. 2 p.

Research output: Contribution to conferencePaper

Titanium alloys
Cracks
Shear strain
Crack initiation
Grain boundaries
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

Martensitic transformations
martensitic transformation
plastic properties
Plasticity
steels
2012
10 Citations (Scopus)

TWIP effect and plastic instability condition in an Fe-Mn-C austenitic steel

Koyama, M., Sawaguchi, T. & Tsuzaki, K., 2012, In : Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan. 98, 6, p. 229-236 8 p.

Research output: Contribution to journalArticle

Austenitic steel
Carbon steel
plastics
work hardening
steels
11 Citations (Scopus)

Dislocation character transition and related mechanical response in a body-centered cubic single crystal

Zhang, L., Ohmura, T., Sekido, K., Hara, T., Nakajima, K. & Tsuzaki, K., Aug 1 2012, In : Scripta Materialia. 67, 4, p. 388-391 4 p.

Research output: Contribution to journalArticle

Single crystals
Transmission electron microscopy
Edge dislocations
Screw dislocations
transmission electron microscopy
2013
15 Citations (Scopus)

Application of orthogonally arranged FIB-SEM for precise microstructure analysis of materials

Hara, T., Tsuchiya, K., Tsuzaki, K., Man, X., Asahata, T. & Uemoto, A., Nov 15 2013, In : Journal of Alloys and Compounds. 577, SUPPL. 1, p. S717-S721

Research output: Contribution to journalArticle

Focused ion beams
Electron microscopes
Scanning
Microstructure
Precipitates
2012
16 Citations (Scopus)

Effects of lattice defects on indentation-induced plasticity initiation behavior in metals

Ohmura, T., Zhang, L., Sekido, K. & Tsuzaki, K., Jul 14 2012, In : Journal of Materials Research. 27, 13, p. 1742-1749 8 p.

Research output: Contribution to journalArticle

Crystal defects
indentation
Indentation
plastic properties
Plasticity
2016
18 Citations (Scopus)

Deformation microstructural evolution and strain hardening of differently oriented grains in twinning-induced plasticity β titanium alloy

Min, X., Emura, S., Chen, X., Zhou, X., Tsuzaki, K. & Tsuchiya, K., Apr 6 2016, In : Materials Science and Engineering A. 659, p. 1-11 11 p.

Research output: Contribution to journalArticle

strain hardening
Microstructural evolution
Twinning
titanium alloys
twinning
2013
121 Citations (Scopus)

Hydrogen-assisted failure in a twinning-induced plasticity steel studied under in situ hydrogen charging by electron channeling contrast imaging

Koyama, M., Akiyama, E., Tsuzaki, K. & Raabe, D., Jul 1 2013, In : Acta Materialia. 61, 12, p. 4607-4618 12 p.

Research output: Contribution to journalArticle

Steel
Twinning
Plasticity
Hydrogen
Imaging techniques
2014
93 Citations (Scopus)

Hydrogen embrittlement associated with strain localization in a precipitation-hardened Fe-Mn-Al-C light weight austenitic steel

Koyama, M., Springer, H., Merzlikin, S. V., Tsuzaki, K., Akiyama, E. & Raabe, D., Mar 18 2014, In : International Journal of Hydrogen Energy. 39, 9, p. 4634-4646 13 p.

Research output: Contribution to journalArticle

hydrogen embrittlement
Hydrogen embrittlement
Austenitic steel
Grain boundaries
grain boundaries
2017
8 Citations (Scopus)
Fatigue Crack Growth
Evaluation Method
Fatigue crack propagation
Crack
Notch
2018
2 Citations (Scopus)
Austenitic steel
tensile strength
Steel
solutes
Tensile strength
2014
11 Citations (Scopus)

Crack propagation behaviour in magnesium binary alloys

Somekawa, H., Singh, A., Inoue, T. & Tsuzaki, K., Oct 1 2014, In : Philosophical Magazine. 94, 29, p. 3317-3330 14 p.

Research output: Contribution to journalArticle

crack propagation
magnesium alloys
binary alloys
alloying
tendencies
2012
93 Citations (Scopus)

Effect of large strain cold rolling and subsequent annealing on microstructure and mechanical properties of an austenitic stainless steel

Shakhova, I., Dudko, V., Belyakov, A., Tsuzaki, K. & Kaibyshev, R., May 30 2012, In : Materials Science and Engineering A. 545, p. 176-186 11 p.

Research output: Contribution to journalArticle

cold rolling
austenitic stainless steels
Cold rolling
Austenitic stainless steel
austenite
2013
22 Citations (Scopus)

Grain refinement of as-cast pure al by cold-rolled alti alloy refiner

Sato, H., Ota, K., Furukawa, M., Azuma, M., Watanabe, Y., Zhang, Z. & Tsuzaki, K., Sep 4 2013, In : Materials Transactions. 54, 9, p. 1554-1561 8 p.

Research output: Contribution to journalArticle

Grain refinement
casts
Cold rolling
cold rolling
grain size
2012
22 Citations (Scopus)
high strength steels
Crystal microstructure
High strength steel
shelves
Delamination
20 Citations (Scopus)

Applicability of the Kissinger's formula and comparison with the McNabb-Foster model in simulation of thermal desorption spectrum

Wei, F. G., Enomoto, M. & Tsuzaki, K., Jan 1 2012, In : Computational Materials Science. 51, 1, p. 322-330 9 p.

Research output: Contribution to journalArticle

Thermal desorption
Desorption
desorption
Controlled Diffusions
Simulation
2014
5 Citations (Scopus)
high strength steels
Crystal microstructure
toughness
High strength steel
Fracture toughness
2012
13 Citations (Scopus)

Inverse grain size dependence of critical strain for serrated flow in a Fe-Mn-C twinning-induced plasticity steel

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Mar 1 2012, In : Philosophical Magazine Letters. 92, 3, p. 145-152 8 p.

Research output: Contribution to journalArticle

twinning
plastic properties
grain size
steels
precipitation hardening
2016
42 Citations (Scopus)

Design concept and applications of Fe-Mn-Si-based alloys-from shape-memory to seismic response control

Sawaguchi, T., Maruyama, T., Otsuka, H., Kushibe, A., Inoue, Y. & Tsuzaki, K., Jan 1 2016, In : Materials Transactions. 57, 3, p. 283-293 11 p.

Research output: Contribution to journalReview article

Martensitic transformations
martensitic transformation
Seismic response
Shape memory effect
mechanical properties
2013
43 Citations (Scopus)

Grain refinement effect on cryogenic tensile ductility in a Fe-Mn-C twinning-induced plasticity steel

Koyama, M., Lee, T., Lee, C. S. & Tsuzaki, K., Jan 1 2013, In : Materials and Design. 49, p. 234-241 8 p.

Research output: Contribution to journalArticle

Steel
Grain refinement
Twinning
Cryogenics
Plasticity
2016
13 Citations (Scopus)
Fatigue crack propagation
martensite
Martensite
Hydrogen
cracks
2011
7 Citations (Scopus)

Nanostructure evolution in an austenitic stainless steel subjected to multiple forging at ambient temperature

Belyakov, A., Tsuzaki, K. & Kaibyshev, R., Feb 25 2011, Nanomaterials by Severe Plastic Deformation, NanoSPD5. p. 553-558 6 p. (Materials Science Forum; vol. 667-669).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

forging
austenitic stainless steels
Austenitic stainless steel
Forging
ambient temperature
2014
5 Citations (Scopus)
precipitation hardening
Steel
Twinning
twinning
plastic properties
2012
87 Citations (Scopus)

Hydrogen embrittlement in a Fe-Mn-C ternary twinning-induced plasticity steel

Koyama, M., Akiyama, E. & Tsuzaki, K., Jan 1 2012, In : Corrosion Science. 54, 1, p. 1-4 4 p.

Research output: Contribution to journalLetter

Hydrogen embrittlement
Steel
Twinning
Plasticity
Hydrogen
2016
20 Citations (Scopus)
hydrogen embrittlement
Hydrogen embrittlement
Binary alloys
binary alloys
martensite
2018
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
Steel
Strain rate
Hydrogen
Martensite
Fractography
2017
14 Citations (Scopus)

Hydrogen desorption and cracking associated with martensitic transformation in Fe-Cr-Ni-Based austenitic steels with different carbon contents

Koyama, M., Ogawa, T., Yan, D., Matsumoto, Y., Tasan, C. C., Takai, K. & Tsuzaki, K., Oct 19 2017, In : International Journal of Hydrogen Energy. 42, 42, p. 26423-26435 13 p.

Research output: Contribution to journalArticle

Austenitic steel
Martensitic transformations
martensitic transformation
Desorption
desorption
2018
4 Citations (Scopus)

Microstructural hardness heterogeneity triggers fatigue crack non-propagation in as-hot-rolled Fe-30Mn-3Si-3Al twinning-induced plasticity steel

Koyama, M., Yamamura, Y., Sawaguchi, T., Tsuzaki, K. & Noguchi, H., Mar 1 2018, In : International Journal of Fatigue. 108, p. 18-24 7 p.

Research output: Contribution to journalArticle

Twinning
Fatigue Crack
Steel
Trigger
Plasticity
2011
29 Citations (Scopus)

Si content dependence on shape memory and tensile properties in Fe-Mn-Si-C alloys

Koyama, M., Sawaguchi, T. & Tsuzaki, K., Mar 15 2011, In : Materials Science and Engineering A. 528, 6, p. 2882-2888 7 p.

Research output: Contribution to journalArticle

tensile properties
Shape memory effect
Tensile properties
gliding
work hardening
2012
17 Citations (Scopus)

Enhanced upper shelf energy by ultrafine elongated grain structures in 1100MPa high strength steel

Jafari, M., Kimura, Y. & Tsuzaki, K., Jan 15 2012, In : Materials Science and Engineering A. 532, p. 420-429 10 p.

Research output: Contribution to journalArticle

high strength steels
Crystal microstructure
High strength steel
shelves
textures
2018
5 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

Austenitic steel
Carbon steel
Elongation
Aging of materials
Steel
2017
17 Citations (Scopus)
Fatigue Crack Propagation
Twinning
Fatigue Crack
Steel
Fatigue crack propagation
2018
2 Citations (Scopus)
Martensitic Transformation
Fatigue Crack
Austenitic steel
Notch
Martensitic transformations