Chikara Takei

1.2k total citations · 1 hit paper
9 papers, 1.0k citations indexed

About

Chikara Takei is a scholar working on Electrical and Electronic Engineering, Renewable Energy, Sustainability and the Environment and Materials Chemistry. According to data from OpenAlex, Chikara Takei has authored 9 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Electrical and Electronic Engineering, 4 papers in Renewable Energy, Sustainability and the Environment and 3 papers in Materials Chemistry. Recurrent topics in Chikara Takei's work include Fuel Cells and Related Materials (4 papers), Advancements in Battery Materials (4 papers) and Electrocatalysts for Energy Conversion (4 papers). Chikara Takei is often cited by papers focused on Fuel Cells and Related Materials (4 papers), Advancements in Battery Materials (4 papers) and Electrocatalysts for Energy Conversion (4 papers). Chikara Takei collaborates with scholars based in Japan. Chikara Takei's co-authors include Tetsuri Nakayama, Shinichi Komaba, Atsushi Ogata, Naoaki Yabuuchi, Akiko Hokura, Izumi Nakai, Issei Ikeuchi, Kei Kubota, Masanobu Nakayama and Hiromasa Shiiba and has published in prestigious journals such as Journal of The Electrochemical Society, Journal of Power Sources and The Journal of Physical Chemistry C.

In The Last Decade

Chikara Takei

9 papers receiving 1.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Electrochemical intercalation activity of layered NaCrO2 vs. LiCrO2

2009 515 citations Shinichi Komaba, Chikara Takei et al. Electrochemistry Communications profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Chikara Takei Japan	6	1.0k	243	218	208	158	9	1.0k
Qinhao Shi China	16	1.2k 1.1×	346 1.4×	185 0.8×	305 1.5×	199 1.3×	37	1.2k
Zimin Feng Canada	20	1.3k 1.3×	215 0.9×	234 1.1×	442 2.1×	159 1.0×	30	1.4k
Haifeng Li United States	17	1.3k 1.3×	416 1.7×	172 0.8×	276 1.3×	222 1.4×	29	1.4k
Changdong Qin China	14	900 0.9×	251 1.0×	154 0.7×	326 1.6×	121 0.8×	24	973
Masafumi Nose Japan	9	894 0.9×	234 1.0×	206 0.9×	225 1.1×	108 0.7×	15	940
Jeongyim Shin South Korea	7	1.1k 1.1×	564 2.3×	192 0.9×	111 0.5×	122 0.8×	9	1.1k
Francisco Nacimiento Spain	18	976 1.0×	331 1.4×	194 0.9×	159 0.8×	138 0.9×	36	1.0k
Tianbiao Zeng China	17	863 0.9×	356 1.5×	277 1.3×	162 0.8×	102 0.6×	89	988
Lumin Zheng China	17	1.1k 1.1×	349 1.4×	194 0.9×	264 1.3×	144 0.9×	24	1.2k

Countries citing papers authored by Chikara Takei

Since Specialization

Citations

This map shows the geographic impact of Chikara Takei's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Chikara Takei with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Chikara Takei more than expected).

Fields of papers citing papers by Chikara Takei

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Chikara Takei. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Chikara Takei. The network helps show where Chikara Takei may publish in the future.

Co-authorship network of co-authors of Chikara Takei

This figure shows the co-authorship network connecting the top 25 collaborators of Chikara Takei. A scholar is included among the top collaborators of Chikara Takei based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Chikara Takei. Chikara Takei is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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9 of 9 papers shown

1.

Takei, Chikara, et al.. (2018). Platinum Anti-Dissolution Mechanism of Pt/Nb-SnO₂ Cathode Catalyst Layer during Load Cycling in the Presence of Oxygen for Polymer Electrolyte Fuel Cells. Journal of The Electrochemical Society. 165(16). F1300–F1311. 12 indexed citations

2.

Takei, Chikara, et al.. (2016). Load cycle durability of a graphitized carbon black-supported platinum catalyst in polymer electrolyte fuel cell cathodes. Journal of Power Sources. 324. 729–737. 86 indexed citations

3.

Kubota, Kei, Issei Ikeuchi, Tetsuri Nakayama, et al.. (2014). New Insight into Structural Evolution in Layered NaCrO₂ during Electrochemical Sodium Extraction. The Journal of Physical Chemistry C. 119(1). 166–175. 180 indexed citations

4.

Shimada, Hiroyuki, et al.. (2011). Effect of Yttrium-Doped Barium Zirconate on Reactions in Electrochemically Active Zone of Nickel∕Yttria-Stabilized Zirconia Anodes. Journal of The Electrochemical Society. 158(11). B1341–B1341. 19 indexed citations

5.

Takei, Chikara, Ying Chen, Yongcheng Jin, et al.. (2011). Rechargeable Direct Carbon Fuel Cells using Directly Supplied Carbon Black Fuel. ECS Transactions. 33(40). 175–184. 2 indexed citations

6.

Komaba, Shinichi, et al.. (2010). Na-Ion Batteries; III: Na(Ni_0.5Mn_0.5)O₂ and NaCrO₂ for Positive Electrodes. ECS Meeting Abstracts. MA2010-03(1). 583–583. 1 indexed citations

7.

Komaba, Shinichi, Tetsuri Nakayama, Atsushi Ogata, et al.. (2009). Electrochemically Reversible Sodium Intercalation of Layered NaNi0.5Mn0.5O2 and NaCrO2. ECS Transactions. 16(42). 43–55. 228 indexed citations

8.

Takei, Chikara, et al.. (2009). Carbon Deposition and Power Density in Rechargeable Direct Carbon Fuel Cells with Gadolinium-doped Ceria and Scandium-stabilized Zirconia. ECS Transactions. 25(2). 1133–1142. 2 indexed citations

9.

Komaba, Shinichi, Chikara Takei, Tetsuri Nakayama, Atsushi Ogata, & Naoaki Yabuuchi. (2009). Electrochemical intercalation activity of layered NaCrO2 vs. LiCrO2. Electrochemistry Communications. 12(3). 355–358. 515 indexed citations breakdown →

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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