2026 Koichi Tsuchiya: Materials Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Materials Science	55	8648	8353	498	478	353	10286

Overview

Koichi Tsuchiya is affiliated with the National Institute for Materials Science in Japan and has contributed extensively to the fields of Engineering and Materials Science. Their research portfolio consists of 65 publications in Engineering and 36 in Materials Science, with subfields including Mechanical Engineering, Materials Chemistry, Aerospace Engineering, Civil and Structural Engineering, and Mechanics of Materials.

The scientist's main research topics encompass:

High Entropy Alloys Studies
Titanium Alloys Microstructure and Properties
Intermetallics and Advanced Alloy Properties
High-Temperature Coating Behaviors
Metal and Thin Film Mechanics
Microstructure and mechanical properties
Additive Manufacturing Materials and Processes

Tsuchiya has published research in a variety of academic venues, with frequent appearances in:

Scripta Materialia
MATEC Web of Conferences
Materials Science and Engineering A
Materials Characterization
Construction and Building Materials

Among the recent papers authored or co-authored by Tsuchiya are:

"Demonstration of ultrahigh thermoelectric efficiency of ∼7.3% in Mg3Sb2/MgAgSb module for low-temperature energy harvesting" (2021, Joule)
"Evaluating the phase stability of binary titanium alloy Ti-X (X = Mo, Nb, Al, and Zr) using first-principles calculations and a Debye model" (2020, Calphad)
"Improving thermoelectric performance of Fe2VAl-based Heusler compounds via high-pressure torsion" (2022, Applied Physics A)
"Exploring the hydrogen absorption and strengthening behavior in nanocrystalline face-centered cubic high-entropy alloys" (2021, Scripta Materialia)
"Electrokinetic properties and mechanism of chloride binding in 42-month cured cement pastes with fly ash and ground granulated blast furnace slag exposed to seawater" (2020, Construction and Building Materials)

Frequent co-authors collaborating with Tsuchiya include:

Satoshi Emura
Xin Ji
Alok Singh
Jangho Yi
Yakai Zhao

Best Publications

Self-deployable origami stent grafts as a biomedical application of Ni-rich TiNi shape memory alloy foil

Kaori Kuribayashi;Koichi Tsuchiya;Zhong You;Dacian Tomus

892
Citations
Demonstration of ultrahigh thermoelectric efficiency of ∼7.3% in Mg3Sb2/MgAgSb module for low-temperature energy harvesting

Zihang Liu;Naoki Sato;Weihong Gao;Kunio Yubuta

379
Citations
Nano-micro-porous skutterudites with 100% enhancement in ZT for high performance thermoelectricity

Atta U. Khan;Kazuaki Kobayashi;Dai-Ming Tang;Yusuke Yamauchi

264
Citations
Mechanism of twinning-induced plasticity in β-type Ti–15Mo alloy

Xiaohua Min;Xuejiao Chen;Xuejiao Chen;Satoshi Emura;Koichi Tsuchiya;Koichi Tsuchiya

242
Citations
Structural rejuvenation in a bulk metallic glass induced by severe plastic deformation

Wojciech Dmowski;Y. Yokoyama;A. Chuang;Y. Ren

235
Citations
Reversible transition of deformation mode by structural rejuvenation and relaxation in bulk metallic glass

Fanqiang Meng;Fanqiang Meng;Koichi Tsuchiya;Koichi Tsuchiya;Seiichiro;Yoshihiko Yokoyama

218
Citations
Shape memory and superelastic alloys

K. Yamauchi;I. Ohkata;K. Tsuchiya;S. Miyazaki

195
Citations
Formation of Nanocrystalline Structure in Steels by Air Blast Shot Peening

Minoru Umemoto;Yoshikazu Todaka;Koichi Tsuchiya

194
Citations
Crystal refinement and amorphisation by cold rolling in tini shape memory alloys

H Nakayama;K Tsuchiya;M Umemoto

192
Citations
Influence of alloy additions on production and properties of bulk cementite

M Umemoto;Z.G Liu;K Masuyama;K Tsuchiya

176
Citations
Phase Transformations of Nanocrystalline Martensitic Materials

T. Waitz;K. Tsuchiya;T. Antretter;F.D. Fischer

170
Citations
Martensitic transformation in nanostructured TiNi shape memory alloy formed via severe plastic deformation

K Tsuchiya;M Inuzuka;Dacian Tomus;A Hosokawa

168
Citations
Production of TiNi amorphous/nanocrystalline wires with high strength and elastic modulus by severe cold drawing

Koichi Tsuchiya;Koichi Tsuchiya;Yasufumi Hada;Tamotsu Koyano;Kiyomi Nakajima

153
Citations
Occurrence of ferromagnetic shape memory alloys (invited)

Manfred Wuttig;Luohong Liu;Koichi Tsuchiya;Richard D. James

149
Citations
Enhancement of uniform elongation in high strength Ti–Mo based alloys by combination of deformation modes

X.H. Min;K. Tsuzaki;K. Tsuzaki;S. Emura;K. Tsuchiya;K. Tsuchiya

135
Citations
Modification of Ni–Mn–Ga ferromagnetic shape memory alloy by addition of rare earth elements

Koichi Tsuchiya;Akinori Tsutsumi;Hideyuki Ohtsuka;Minoru Umemoto

132
Citations
Comparison of Nanocrystalline Surface Layer in Steels Formed by Air Blast and Ultrasonic Shot Peening

Yoshikazu Todaka;Minoru Umemoto;Koichi Tsuchiya

123
Citations
Origin of zero and negative thermal expansion in severely-deformed superelastic NiTi alloy

Aslan Ahadi;Aslan Ahadi;Y. Matsushita;Takahiro Sawaguchi;Qingping Sun

118
Citations
Effects of Fe addition on tensile deformation mode and crevice corrosion resistance in Ti-15Mo alloy

X.H. Min;S. Emura;N. Sekido;T. Nishimura

107
Citations
Tensile stress-strain analysis of single-structure steels

M. Umemoto;K. Tsuchiya;Z. G. Liu;S. Sugimoto

105
Citations
Formation of a nanocrystalline surface layer on steels by air blast shot peening

J. L. Liu;M. Umemoto;Y. Todaka;K. Tsuchiya

102
Citations