Akira Usui

24 papers and 440 indexed citations i.

About

Akira Usui is a scholar working on Experimental and Cognitive Psychology, Cognitive Neuroscience and Epidemiology. According to data from OpenAlex, Akira Usui has authored 24 papers receiving a total of 440 indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Experimental and Cognitive Psychology, 17 papers in Cognitive Neuroscience and 8 papers in Epidemiology. Recurrent topics in Akira Usui’s work include Sleep and related disorders (17 papers), Sleep and Wakefulness Research (17 papers) and Restless Legs Syndrome Research (8 papers). Akira Usui is often cited by papers focused on Sleep and related disorders (17 papers), Sleep and Wakefulness Research (17 papers) and Restless Legs Syndrome Research (8 papers). Akira Usui collaborates with scholars based in Japan and United States. Akira Usui's co-authors include Yuichi Inoue, Yoko Komada, Shigenobu Kanba, Kenichi Hayashida, Masaki Nakamura, Shoichi Asaoka, Kiyohisa Takahashi, Takashi Abe, Mina Kobayashi and Isa Okajima and has published in prestigious journals such as PLoS ONE, Psychiatry Research and Journal of the Neurological Sciences.

In The Last Decade

Co-authorship network of co-authors of Akira Usui i

Fields of papers citing papers by Akira Usui

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Akira Usui

Since Specialization
Citations

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