Hajime Ishikawa

83 papers and 1.3k indexed citations i.

About

Hajime Ishikawa is a scholar working on Condensed Matter Physics, Electrical and Electronic Engineering and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, Hajime Ishikawa has authored 83 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 45 papers in Condensed Matter Physics, 42 papers in Electrical and Electronic Engineering and 29 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in Hajime Ishikawa’s work include Advanced Condensed Matter Physics (36 papers), Semiconductor materials and devices (31 papers) and Physics of Superconductivity and Magnetism (20 papers). Hajime Ishikawa is often cited by papers focused on Advanced Condensed Matter Physics (36 papers), Semiconductor materials and devices (31 papers) and Physics of Superconductivity and Magnetism (20 papers). Hajime Ishikawa collaborates with scholars based in Japan, Germany and France. Hajime Ishikawa's co-authors include Takashi Ito, T. Nakamura, Zenji Hiroi, Takao Nozaki, Koichi Kindo, Takeshi Yajima, Yoshihiko Okamoto, Akira Matsuo, Ichiro Kato and Tetsuo Nakamura and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Physical Review Letters and Nature Materials.

In The Last Decade

Co-authorship network of co-authors of Hajime Ishikawa i

Fields of papers citing papers by Hajime Ishikawa

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Hajime Ishikawa

Since Specialization
Citations

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

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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2025