About the Authors

Naoto Nishi

Affiliation Department of Mechanical and System Engineering, Graduate School of Science and Technology, Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto, 606–8585, Japan

Takuya Miyamoto

Affiliation Department of Mechanical and System Engineering, Graduate School of Science and Technology, Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto, 606–8585, Japan

Tomonori Waku

Affiliation Faculty of Molecular Chemistry and Engineering, Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto, 606–8585, Japan

Naoki Tanaka

Affiliation Faculty of Molecular Chemistry and Engineering, Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto, 606–8585, Japan

Yoshimichi Hagiwara

yoshi@kit.ac.jp

Affiliation Faculty of Mechanical Engineering, Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto, 606–8585, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NN TM TW NT YH. Performed the experiments: NN TM TW. Analyzed the data: NN TM TW NT YH. Contributed reagents/materials/analysis tools: NN TM TW NT YH. Wrote the paper: NN YH.