The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Toshio Hirai sits on this spectrum.
This scientist: 543 publications — 89th percentile
89% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 1,163 publications or more.
The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Toshio Hirai sits on this spectrum.
This scientist: 61 D-Index — 48th percentile
48% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 165 D-Index or more.
Toshio Hirai is affiliated with Tohoku University in Japan. Their research primarily focuses on engineering disciplines, with a specific emphasis on energy and materials science. The scientist's work spans various subfields including electrical and electronic engineering, renewable energy, sustainability and environment, materials chemistry, water science and technology, and biomedical engineering.
Their research contributions have addressed topics such as fuel cells and related materials, electrocatalysts for energy conversion, advancements in solid oxide fuel cells, membrane separation technologies, membrane-based ion separation techniques, and conducting polymers and their applications.
Significant recent publications by Toshio Hirai include:
Frequent co-authors collaborating with Toshio Hirai include:
The scientist has published multiple papers in venues such as:
Toshio Hirai's work integrates aspects of both fundamental and applied research, emphasizing material properties and performance in energy-related systems, particularly polymer electrolyte fuel cells. Their investigations into ionomer materials and membrane technologies contribute to the understanding of sustainable energy solutions and the optimization of fuel cell components.
Q. Shen;L. Chen;T. Goto;T. Hirai
Fumio Watari;Atsuro Yokoyama;Mamoru Omori;Toshio Hirai
L. D. Chen;T. Kawahara;X. F. Tang;T. Goto
T. Goto;T. Hirai
Jeffrey S. Dyck;Wei Chen;Ctirad Uher;Lidong Chen
Takayuki Narushima;Takashi Goto;Toshio Hirai
S. W. Wang;L. D. Chen;T. Hirai
T. Narushima;T. Goto;T. Hirai;Y. Iguchi
Xinfeng Tang;Qingjie Zhang;Lidong Chen;Takashi Goto
Koichi Niihara;Atsushi Nakahira;Toshio Hirai
Toshio Hirai;Leng Chen
Koichi Niihara;Toshio Hirai
Toshitsugu Matsuda;Naoki Uno;Hiroyuki Nakae;Toshio Hirai
Takayuki Narushima;Takashi Goto;Yasutaka Iguchi;Toshio Hirai
Y. Miyazaki;H. Yamane;T. Kajitani;T. Oku
Y. Miyazaki;H. Yamane;N. Ohnishi;T. Kajitani
Takayuki Narushima;Takashi Goto;Yasutaka Iguchi;Toshio Hirai
Roberto Vargas;Takashi Goto;Wei Zhang;Toshio Hirai
M. Misawa;T. Fukunaga;K. Niihara;T. Hirai
T. Aiyama;T. Fukunaga;K. Niihara;T. Hirai
K. Watanabe;T. Matsushita;N. Kobayashi;H. Kawabe
S.W Wang;L.D Chen;Y.S Kang;M Niino
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