About the Authors
- Hideyuki Kato
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* E-mail: katohdyk@stf.teu.ac.jp
Affiliation School of Engineering, Tokyo University of Technology, Tokyo Japan
- Tohru Ikeguchi
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Affiliation Faculty of Engineering Division I, Tokyo University of Science, Tokyo, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: HK TI. Performed the experiments: HK. Analyzed the data: HK TI. Contributed reagents/materials/analysis tools: HK. Wrote the paper: HK TI.