@article{CTT100608947,
  author = {H. T. Yuan and H. Shimotani and A. Tsukazaki and A. Ohtomo and M. Kawasaki and Y. Iwasa},
  title = {Hydrogenation-induced surface polarity recognition and proton memory behavior at protic-ionic-liquid/oxide electric-double-layer interfaces},
  journal = {Journal of the American Chemical Society},
  year = 2010,
}

@article{CTT100608948,
  author = {H. T. Yuan and H. Shimotani and A. Tsukazaki and A. Ohtomo and M. Kawasaki and Y. Iwasa},
  title = {High-density carrier accumulation in ZnO field-effect transistors gated by electric double layers of ionic liquids},
  journal = {Advanced Functional Materials},
  year = 2009,
}

@inproceedings{CTT100653104,
  author = {Ryosuke Yamamoto and Hazuki Morisaki and Osami Sakata and Hidekazu Shimotani and Hongtao Yuan and Yoshihiro Iwasa and Tsuyoshi Kimura and Yusuke Wakabayashi},
  title = {External Electric Field Dependence of the Structure of the Electric Double Layer at an Ionic Liquid/Au Interface},
  booktitle = {Appl. Phys. Lett.},
  year = 2012,
}