Kenichi Oyaizu

11.6k total citations · 1 hit paper
291 papers, 9.7k citations indexed

About

Kenichi Oyaizu is a scholar working on Electrical and Electronic Engineering, Polymers and Plastics and Materials Chemistry. According to data from OpenAlex, Kenichi Oyaizu has authored 291 papers receiving a total of 9.7k indexed citations (citations by other indexed papers that have themselves been cited), including 156 papers in Electrical and Electronic Engineering, 140 papers in Polymers and Plastics and 107 papers in Materials Chemistry. Recurrent topics in Kenichi Oyaizu's work include Conducting polymers and applications (119 papers), Advanced battery technologies research (46 papers) and Porphyrin and Phthalocyanine Chemistry (36 papers). Kenichi Oyaizu is often cited by papers focused on Conducting polymers and applications (119 papers), Advanced battery technologies research (46 papers) and Porphyrin and Phthalocyanine Chemistry (36 papers). Kenichi Oyaizu collaborates with scholars based in Japan, United States and China. Kenichi Oyaizu's co-authors include Hiroyuki Nishide, Eishun Tsuchida, Takeo Suga, Kan Hatakeyama‐Sato, Kenichiroh Koshika, Makoto Yuasa, Wonsung Choi, Naoki Sano, Kimihisa Yamamoto and Takashi Sukegawa and has published in prestigious journals such as Science, Chemical Reviews and Journal of the American Chemical Society.

In The Last Decade

Kenichi Oyaizu

286 papers receiving 9.6k 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.

Toward Flexible Batteries

2008 1.0k citations Hiroyuki Nishide, Kenichi Oyaizu profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kenichi Oyaizu Japan	49	6.2k	4.3k	2.4k	1.6k	1.4k	291	9.7k
Xianxi Zhang China	45	4.7k 0.7×	1.1k 0.3×	3.8k 1.6×	1.7k 1.1×	439 0.3×	237	7.8k
Cheng Zhang China	44	2.7k 0.4×	2.6k 0.6×	3.2k 1.3×	823 0.5×	931 0.7×	267	6.5k
Anthony F. Hollenkamp Australia	44	7.8k 1.2×	2.1k 0.5×	1.7k 0.7×	4.3k 2.7×	320 0.2×	136	10.5k
Marina Mastragostino Italy	48	5.3k 0.9×	3.5k 0.8×	942 0.4×	3.2k 2.0×	538 0.4×	171	7.9k
Huayu Qiu China	47	3.5k 0.6×	890 0.2×	3.0k 1.2×	792 0.5×	2.3k 1.6×	211	7.5k
Paweł J. Kulesza Poland	55	5.5k 0.9×	3.5k 0.8×	3.7k 1.5×	1.5k 1.0×	391 0.3×	301	10.0k
Changshui Huang China	56	6.5k 1.0×	846 0.2×	6.5k 2.7×	1.9k 1.2×	930 0.7×	191	11.3k
Satish Patil India	46	3.8k 0.6×	2.7k 0.6×	2.6k 1.1×	695 0.4×	1.2k 0.8×	170	6.9k
Weihua Tang China	63	8.9k 1.4×	6.9k 1.6×	2.4k 1.0×	1.7k 1.0×	722 0.5×	270	12.5k
Liangchun Li China	47	3.8k 0.6×	1.2k 0.3×	1.8k 0.7×	3.9k 2.4×	520 0.4×	107	6.4k

Countries citing papers authored by Kenichi Oyaizu

Since Specialization

Citations

This map shows the geographic impact of Kenichi Oyaizu'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 Kenichi Oyaizu with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kenichi Oyaizu more than expected).

Fields of papers citing papers by Kenichi Oyaizu

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kenichi Oyaizu. 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 Kenichi Oyaizu. The network helps show where Kenichi Oyaizu may publish in the future.

Co-authorship network of co-authors of Kenichi Oyaizu

This figure shows the co-authorship network connecting the top 25 collaborators of Kenichi Oyaizu. A scholar is included among the top collaborators of Kenichi Oyaizu 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 Kenichi Oyaizu. Kenichi Oyaizu is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Watanabe, Seigo, et al.. (2025). Bleaching effect of high refractive index xylylic poly(thiourea)s with “de-conjugated” polarizable hydrogen bonds. Chemical Communications. 61(82). 16002–16005.

Oyaizu, Kenichi, et al.. (2025). Approach to Tuning the Dispersion Stability of TEMPO‐substituted Polymer Nanoparticles for Aqueous Organic Redox Flow Batteries. ChemSusChem. 18(18). e202500911–e202500911.

Zhang, Kai, et al.. (2025). Two-Electron Redox Chemistry of Nitroxide Radicals: Fundamental Mechanisms and Applications in Energy Storage. ACS electrochemistry.. 1(2). 123–137. 3 indexed citations

Han, Minhi, Tetsuya Yokoo, Jin-Yong Park, Kenichi Oyaizu, & Sungnam Park. (2025). Deep learning prediction of ionic conductivity in polymer electrolytes using hierarchical polymer graphs. Chemical Engineering Journal. 521. 166829–166829. 2 indexed citations

Kisu, Kazuaki, Arunkumar Dorai, Kan Hatakeyama‐Sato, et al.. (2024). Enhanced Durability of Ca Metal Battery with Dual Salt: Synergistic Effect on Solid Electrolyte Interphase and Solvation Structure for Improved Electrodeposition. ACS Applied Materials & Interfaces. 17(1). 1322–1331. 4 indexed citations

Hatakeyama‐Sato, Kan, et al.. (2024). Sulfur-containing soft Lewis base polymers for improved lithium-ion conductivity under polymer-in-salt conditions. Bulletin of the Chemical Society of Japan. 97(5). 6 indexed citations

Watanabe, Seigo, et al.. (2024). Polarizable H‐Bond Concept in Aromatic Poly(thiourea)s: Unprecedented High Refractive Index, Transmittance, and Degradability at Force to Enhance Lighting Efficiency. Advanced Functional Materials. 34(42). 16 indexed citations

Oka, Kouki, et al.. (2023). All‐Solid‐State Rechargeable Air Batteries Using Dihydroxybenzoquinone and Its Polymer as the Negative Electrode. Angewandte Chemie International Edition. 62(30). e202304366–e202304366. 11 indexed citations

Watanabe, Seigo & Kenichi Oyaizu. (2023). Designing Strategy for High Refractive Index Polymers: From the Molecular Level to Bulk Structure Control. Bulletin of the Chemical Society of Japan. 96(10). 1108–1128. 32 indexed citations

10.

Oyaizu, Kenichi. (2023). Reversible and high-density energy storage with polymers populated with bistable redox sites. Polymer Journal. 56(3). 127–144. 7 indexed citations

11.

Hatakeyama‐Sato, Kan, et al.. (2023). Thianthrene polymers as 4 V-class organic mediators for redox targeting reaction with LiMn2O4 in flow batteries. Scientific Reports. 13(1). 5711–5711. 10 indexed citations

12.

Oka, Kouki, et al.. (2023). Accelerating the dehydrogenation reaction of alcohols by introducing them into poly(allylamine). Polymer Chemistry. 14(21). 2588–2591. 4 indexed citations

13.

Hatakeyama‐Sato, Kan, et al.. (2022). Exploration of organic superionic glassy conductors by process and materials informatics with lossless graph database. npj Computational Materials. 8(1). 12 indexed citations

14.

Xie, Yuan, Kai Zhang, Yusuke Yamauchi, Kenichi Oyaizu, & Zhongfan Jia. (2020). Nitroxide radical polymers for emerging plastic energy storage and organic electronics: fundamentals, materials, and applications. Materials Horizons. 8(3). 803–829. 94 indexed citations

15.

Freeman, Rebecca, et al.. (2020). Reversible Reduction of the TEMPO Radical: One Step Closer to an All-Organic Redox Flow Battery. ACS Sustainable Chemistry & Engineering. 8(49). 17988–17996. 49 indexed citations

16.

Pellegrin, Yann, Éric Quarez, Kenichi Oyaizu, et al.. (2019). Full Organic Aqueous Battery Based on TEMPO Small Molecule with Millimeter-Thick Electrodes. Chemistry of Materials. 31(6). 1869–1880. 48 indexed citations

17.

Oyaizu, Kenichi, et al.. (2019). Toward Improved Performance of All-Organic Nitroxide Radical Batteries with Ionic Liquids: A Theoretical Perspective. ACS Sustainable Chemistry & Engineering. 7(5). 5367–5375. 22 indexed citations

18.

Nagamatsu, Kentaro, et al.. (2016). Enhanced catalytic activity of oxovanadium complexes in oxidative polymerization of diphenyl disulfide. Polymer Chemistry. 7(11). 2087–2091. 15 indexed citations

19.

Hatakeyama‐Sato, Kan, Takashi Sukegawa, Kenichi Oyaizu, & Hiroyuki Nishide. (2015). Synthesis of Poly(TEMPO‐Substituted Glycidyl Ether) by Utilizing t‐BuOK/18‐Crown‐6 for an Organic Cathode‐Active Material. Macromolecular Symposia. 351(1). 90–96. 21 indexed citations

20.

Shiba, Yuichi, et al.. (2005). Polymer Preprints, Japan. 42 indexed citations

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.

Explore authors with similar magnitude of impact