2026 Eiji Akiyama: 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	58	7775	7516	435	420	297	10686

Overview

Eiji Akiyama is affiliated with Tohoku University in Japan and has a substantial research profile primarily focused on materials science and engineering. Their scholarly work addresses topics related to hydrogen embrittlement, corrosion behaviors in metals, and microstructural analysis of metallic materials.

The main fields of study covered by Akiyama include:

Materials Science
Engineering

Within these broad fields, their research delves into several subfields, such as:

Mechanical Engineering
Metals and Alloys
Materials Chemistry
Mechanics of Materials
Aerospace Engineering

Akiyama's research topics concentrate on:

Hydrogen embrittlement and corrosion behaviors in metals
Microstructure and mechanical properties of steels
Corrosion behavior and inhibition
Welding techniques and residual stresses
Fatigue and fracture mechanics
Metal alloys wear and properties
Nuclear materials and properties

The scientist has published extensively in a number of journals, with notable frequent publication venues as:

ISIJ International
Tetsu-to-Hagane
International Journal of Hydrogen Energy
Corrosion Science
Metallurgical and Materials Transactions A

Frequent coauthors who have collaborated with Akiyama include:

Motomichi Koyama
Tomohiko Hojo
Saya Ajito
Hiroshi Kakinuma
Yuki Shibayama

Representative recent papers published by Akiyama include:

Review of Hydrogen Embrittlement in Metals: Hydrogen Diffusion, Hydrogen Characterization, Hydrogen Embrittlement Mechanism and Prevention, 2020, Acta Metallurgica Sinica (English Letters)
Mechanisms of hydrogen embrittlement in high-strength aluminum alloys containing coherent or incoherent dispersoids, 2021, Corrosion Science
Effects of Mn Content and Grain Size on Hydrogen Embrittlement Susceptibility of Face-Centered Cubic High-Entropy Alloys, 2020, Metallurgical and Materials Transactions A
Effect of hydrogen charging time on hydrogen blister and hydrogen-induced cracking of pure iron, 2021, Corrosion Science
Effect of austempering treatment on the microstructure and mechanical properties of 0.4C-1.5Si-1.5Mn TRIP-aided bainitic ferrite steel, 2021, Materials Science and Engineering A

Best Publications

Hydrogen-assisted decohesion and localized plasticity in dual-phase steel

Motomichi Koyama;Motomichi Koyama;Cemal Cem Tasan;Eiji Akiyama;Kaneaki Tsuzaki;Kaneaki Tsuzaki

479
Citations
Effect of hydrogen on the fracture behavior of high strength steel during slow strain rate test

Maoqiu Wang;Eiji Akiyama;Kaneaki Tsuzaki

479
Citations
Review of Hydrogen Embrittlement in Metals: Hydrogen Diffusion, Hydrogen Characterization, Hydrogen Embrittlement Mechanism and Prevention

Xinfeng Li;Xinfeng Li;Xianfeng Ma;Jin Zhang;Eiji Akiyama

464
Citations
Overview of hydrogen embrittlement in high-Mn steels

Motomichi Koyama;Eiji Akiyama;Young Kook Lee;Dierk Raabe

340
Citations
Effect of hydrogen and stress concentration on the notch tensile strength of AISI 4135 steel

Maoqiu Wang;Maoqiu Wang;Eiji Akiyama;Kaneaki Tsuzaki

325
Citations
Hydrogen-assisted failure in a twinning-induced plasticity steel studied under in situ hydrogen charging by electron channeling contrast imaging

Motomichi Koyama;Motomichi Koyama;Eiji Akiyama;Kaneaki Tsuzaki;Kaneaki Tsuzaki;Dierk Raabe

288
Citations
Hydrogen embrittlement associated with strain localization in a precipitation-hardened Fe–Mn–Al–C light weight austenitic steel

Motomichi Koyama;Motomichi Koyama;Hauke Springer;Sergiy Vasil´ović Merzlikin;Kaneaki Tsuzaki;Kaneaki Tsuzaki

233
Citations
The role of corrosion-resistant alloying elements in passivity

K. Hashimoto;K. Asami;A. Kawashima;H. Habazaki

223
Citations
Hydrogen-induced cracking at grain and twin boundaries in an Fe–Mn–C austenitic steel

Motomichi Koyama;Motomichi Koyama;Eiji Akiyama;Takahiro Sawaguchi;Dierk Raabe

221
Citations
Recent progress in microstructural hydrogen mapping in steels: quantification, kinetic analysis, and multi-scale characterisation

Motomichi Koyama;Michael Rohwerder;Cemal Cem Tasan;Asif Bashir

220
Citations
Determination of the critical hydrogen concentration for delayed fracture of high strength steel by constant load test and numerical calculation

Maoqiu Wang;Maoqiu Wang;Eiji Akiyama;Kaneaki Tsuzaki

182
Citations
Hydrogen degradation of a boron-bearing steel with 1050 and 1300MPa strength levels

Maoqiu Wang;Maoqiu Wang;Eiji Akiyama;Kaneaki Tsuzaki

173
Citations
Hydrogen embrittlement in a Fe–Mn–C ternary twinning-induced plasticity steel

Motomichi Koyama;Motomichi Koyama;Eiji Akiyama;Kaneaki Tsuzaki;Kaneaki Tsuzaki

164
Citations
Evaluation of hydrogen entry into high strength steel under atmospheric corrosion

Eiji Akiyama;Katsuhiro Matsukado;Maoqiu Wang;Kaneaki Tsuzaki

152
Citations
Global CO2 recycling - Novel materials and prospect for prevention of global warming and abundant energy supply

K Hashimoto;M Yamasaki;K Fujimura;T Matsui

149
Citations
Anodically deposited manganese oxide and manganese-tungsten oxide electrodes for oxygen evolution from seawater

K. Izumiya;E. Akiyama;H. Habazaki;N. Kumagai

145
Citations
Crosshead speed dependence of the notch tensile strength of a high strength steel in the presence of hydrogen

Maoqiu Wang;Eiji Akiyama;Kaneaki Tsuzaki

130
Citations
Anodically deposited manganese-molybdenum oxide anodes with high selectivity for evolving oxygen in electrolysis of seawater

K. Fujimura;K. Izumiya;A. Kawashima;Eiji Akiyama

128
Citations
Effect of hydrogen content on the embrittlement in a Fe–Mn–C twinning-induced plasticity steel

Motomichi Koyama;Motomichi Koyama;Eiji Akiyama;Kaneaki Tsuzaki;Kaneaki Tsuzaki

123
Citations
Hydrogen-assisted quasi-cleavage fracture in a single crystalline type 316 austenitic stainless steel

Motomichi Koyama;Eiji Akiyama;Takahiro Sawaguchi;Kazuyuki Ogawa

117
Citations
Characterization of sputter-deposited Ni-Mo and Ni-W alloy electrocatalysts for hydrogen evolution in alkaline solution

Asahi Kawashima;Eiji Akiyama;Hiroki Habazaki;Koji Hashimoto

112
Citations