Achievements

Microstructural evolution of metastable austenitic steel during high-pressure torsion and subsequent heat treatment

S Chen;  A Shibata;  Lijia Zhao;  S Gao;  Y Z Tian;  N Tsuji
Aug 2014 in IOP Conference Series: Materials Science and Engineering
DOI: 10.1088/1757-899X/63/1/012053

Mechanical properties and microstructure of 6061 aluminum alloy severely deformed by ARB process and subsequently aged at low temperatures

Daisuke Terada;  Yoma Kaneda;  Zenji Horita;  Kenji Matsuda;  Shoichi Hirosawa;  Nobuhiro Tsuji
Aug 2014 in IOP Conference Series: Materials Science and Engineering
DOI: 10.1088/1757-899X/63/1/012088

Mechanical Properties and Aging Behavior of Ultrafine Grained Al-Ag Alloy Fabricated by Accumulative Roll-Bonding

Tadashiege Nagae; Nobuhiro Tsuji; Daisuke Terada
Jun 2014 in Materials Science Forum
DOI: 10.4028/WWW.SCIENTIFIC.NET/MSF.794-796.851

Microstructures and Mechanical Properties of an Artificially-Aged Al-Mg-Ga Alloy

Myeong Heom Park; Daisuke Terada; Manuel Marya; Nobuhiro Tsuji
Jun 2014 in Materials Science Forum
DOI: 10.4028/WWW.SCIENTIFIC.NET/MSF.794-796.1032

Improvement of Mechanical Properties by Two-Step Aging in Ultrafine Grained Al-Ag-Sc Alloy

Daisuke Terada; Yan Zeng; Nobuhiro Tsuji
Jun 2014 in Materials Science Forum
DOI: 10.4028/WWW.SCIENTIFIC.NET/MSF.794-796.857

Mechanical Properties of Bulk Ultrafine Grained Aluminum Fabricated by Torsion Deformation at Various Temperatures and Strain Rates

Khamsuk, Sunisa;  Park, Nokeun;  Gao, Si;  Terada, Daisuke;  Adachi, Hiroki;  Tsuji, Nobuhiro
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.MA201321

Correlation between Continuous/Discontinuous Yielding and Hall-Petch Slope in High Purity Iron

Gao, Si;  Shibata, Akinobu;  Chen, Meichuan;  Park, Nokeun;  Tsuji, Nobuhiro​​​​​​​
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.MA201326

Optimizing strength and ductility in Cu-Al alloy with recrystallized nanostructures formed by simple cold rolling and annealing

Tian, Y. Z.;  Zhao, L. J.;  Chen, S.;  Terada, D.;  Shibata, A.;  Tsuji, N.​​​​​​​
2014 in Journal of Materials Science
DOI: 10.1007/S10853-014-8299-8

Yielding behavior and its effect on uniform elongation in IF steel with various grain sizes

Gao, Si;  Chen, Meichuan;  Joshi, Mohit;  Shibata, Akinobu;  Tsuji, Nobuhiro​​​​​​​
2014 in Journal of Materials Science
DOI: 10.1007/S10853-014-8233-0

Fabrication of fine recrystallized grains and their mechanical property in HPT processed pure magnesium

Joshi, Mohit;  Fukuta, Yuko;  Gao, Si;  Park, Nokeun;  Terada, Daisuke;  Tsuji, Nobuhiro​​​​​​​
2014 in IOP Conference Series: Materials Science and Engineering
DOI: 10.1088/1757-899X/63/1/012074

Formation of Dillamore orientation during accumulative roll bonding of {001}^|^lang;100^|^rang; aluminum single crystal

Keizo Kashihara; Daisuke Terada; Nobuhiro Tsuji
2014 in Keikinzoku/Journal of Japan Institute of Light Metals
DOI: 10.2464/JILM.64.93

Formation of Fully Annealed Nanocrystalline Austenite in Fe–Ni–C Alloy

Shuai Chen; Nobuhiro Tsuji
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.M2013324

Effect of Ferrite Grain Size on Dynamic Tensile Properties of Ultrafine Grained Low Carbon Steels with Various Chemical Compositions

Yoshitaka Okitsu; Nobuhiro Tsuji
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.MA201323

Yielding Behavior and Its Effect on Uniform Elongation of Fine Grained IF Steel

Si Gao;  Meichuan Chen;  Naoya Kamikawa;  Akinobu Shibata;  Nobuhiro Tsuji​​​​​​​
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.MA201317

Dynamic Ferrite Transformation Behaviors in 6Ni-0.1C Steel

Park, Nokeun; Zhao, Lijia; Akinobu Shibata; Tsuji, Nobuhiro
2014 in JOM
DOI: 10.1007/S11837-014-0913-3

Aging Behavior of Ultra-Fine Grained Al–0.5%Si–0.5%Ge Alloy Fabricated by ARB Process

Keiyu Nakagawa;  Nobuhiro Tsuji;  Daisuke Terada;  Toshihiko Nakano;  Khairul Nizam;  Teruto Kanadani​​​​​​​
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.L-M2013842

Thermomechanical Processing of Steel –Past, Present and Future–

Tadashi Maki;  Tadashi Furuhara;  Nobuhiro Tsuji;  Shigekazu Morito;  Goro Miyamoto;  Akinobu Shibata​​​​​​​
2014 in Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan
DOI: 10.2355/TETSUTOHAGANE.100.1062

Enhanced Strength and Ductility in an Ultrafine-Grained Fe-22Mn-0.6C Austenitic Steel Having Fully Recrystallized Structure

Y. Z. Tian;  Y. Bai;  M. C. Chen;  A. Shibata;  D. Terada;  N. Tsuji​​​​​​​
2014 in Metallurgical and Materials Transactions A-Physical Metallurgy and Materials Science
DOI: 10.1007/S11661-014-2552-2

Stability of {4 4 11} ⟨11 11 8⟩ Orientation in a {123} ⟨634⟩ Aluminum Single Crystal Processed by Accumulative Roll Bonding

Keizo Kashihara; Yoshikazu Komi; Daisuke Terada; Nobuhiro Tsuji
2014 in Materials Transactions
DOI: 10.2320/MATERTRANS.L-M2014833

MICROSTRUCTURAL EVOLUTION OF FERRITE GRAINS DURING DYNAMIC TRANSFORMATION IN 10Ni-0.1C STEEL

Lijia Zhao; Park, Nokeun; Shibata, Akinobu; Tsuji, Nobuhiro
2014 in TMS SUPPLEMENTAL PROCEEDINGS
DOI: 10.1002/9781118889879.CH108

鋼の加工熱処理の変遷と今後の動向

牧　正志、古原　忠、辻　伸泰、森戸茂一、宮本吾郎、柴田曉伸
鉄と鋼、Vol.100, No.9 (2014), pp.1062-1075.
DOI: 10.2355/tetsutohagane.100.1062

Nanostructured Ferrite Formation in Low-Carbon Steel through Thermo-Mechanical Controlled Processing

L.J.Zhao, N.Park, S.Chen, Y.Z.Tian, A.Shibata and N.Tsuji
Proc. of the 35th Riso Int. Symp. on Mater. Science, "New Frontiers of Nanometals"
Dept. Wind Energy
Riso Campus
DTU (2014)
pp.529-536."

Strain Hardening Behavior of Cu-Al Alloy with a Low Stacking Fault Energy

Y.Z.Tian, S.Chen, L.J.Zhao, D.Terada, A.Shibata and N.Tsuji
Proc. of the 35th Riso Int. Symp. on Mater. Science, "New Frontiers of Nanometals"
Dept. Wind Energy
Riso Campus
DTU (2014)
pp.455-462."

Crystallographic Anaysis of Hydrogen-Related Fracture in Martensitic Steels

A.Shibata, T.Murata, T.Matsuoka and N.Tsuji
Proc. of the 35th Riso Int. Symp. on Mater. Science, "New Frontiers of Nanometals"
Dept. Wind Energy
Riso Campus
DTU (2014)
pp.447-454."

Yielding Behavior of Ultrafine Grained IF Steel and Its Effect on Hall-Petch Relation

S.Gao, M.Chen, N.Kamikawa, A.Shibata and N.Tsuji
Proc. of the 35th Riso Int. Symp. on Mater. Science, "New Frontiers of Nanometals"
Dept. Wind Energy
Riso Campus
DTU (2014)
pp.267-273."

Tensile Behavior of Ultrafine-Grained Metastable Austenite in an Fe-24Ni-0.3C Alloy

S.Chen, L.Zhao, M.Chen, Y.Tian, S.Gao, A.Shibata and N.Tsuji
Proc. of the 35th Riso Int. Symp. on Mater. Science, "New Frontiers of Nanometals"
Dept. Wind Energy
Riso Campus
DTU (2014)
pp.237-244."

Hydrogen Embrittlement Behaviors of Ultrafine-Grained TWIP Steel

Y.Bai, A.Shibata, D.Terada and N.Tsuji
Proc. of the 2nd Int. Conf. on High Manganese Steels (HMnS 2014), edited by Wolfgang Bleck and Dierk Raabe, IEHK Steel Institute, RWTH Aachen University and Max-Planck Institute fur Eisenforschung (MPIE), (2014), pp.295-298.

Improvement of Hydrogen-Related Fracture Resistance in Martensitic Steel through Refinement of Prior Austenite Grains

Akinobu Shibata, Takahiro Matsuoka, Nobuhiro Tsuji
Steel & Hydrogen 2014 Conference Proceedings, OCAS (2014), pp.567-575.

Microstructural Evolution of Ferrite Grains during Dynamic Transformation in 10Ni-0.1C Steel

Lijia Zhao, Nokeun Park, Akinobu Shibata, Nobuhiro Tsuji
TMS 2014 Annual Meeting Supplemental Proceedings, TMS (2014), pp.919-926.

Effect of Microstructure of Martensite on Hydrogen Embrittlement in 8Ni-0.1C Steel

Takahiro Matsuoka, Akinobu Shibata and Nobuhiro Tsuji
Proc. Of the 2012 International Hydrogen Conference, “Hydrogen-Materials Interactions”, edited by B.P.Somerday and P.Sofronis, ASME Press, New York (2014), pp.119-126.

Cryatallographic Analysis of Hydrogen-Related Fracture in Medium Carbon Martensitic Steel

Akinobu Shibata, Tamotsu Murata and Nobuhiro Tsuji
Proc. Of the 2012 International Hydrogen Conference, “Hydrogen-Materials Interactions”, edited by B.P.Somerday and P.Sofronis, ASME Press, New York (2014), pp.111-118.

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