Strongly Electron-Correlated Semimetal RuI3 with a Layered Honeycomb Structure

Kazuhiro Nawa1,∗ Yoshinori Imai2, Youhei Yamaji3, Hideyuki Fujihara2, Wakana Yamada2, Ryotaro Takahashi1, Takumi Hiraoka1,2, Masato Hagihala4, Shuki Torii4, Takuya Aoyama2, Takamasa Ohashi5, Yasuhiro Shimizu5, Hirotada Gotou6, Masayuki Itoh5, Kenya Ohgushi2, and Taku J. Sato1 1Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, 2-1-1 Katahira, Sendai 980-8577, Japan 2Department of Physics, Graduate School of Science, Tohoku University, 6-3 Aramaki-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan 3Center for Green Research on Energy and Environmental Materials, National Institute for Materials Science, Namiki, Tsukuba-shi, Ibaraki, 305-0044, Japan 4Institute of Materials Structure Science, High Energy Accelerator Research Organization (KEK), 203-1 Tokai, Ibaraki, 319-1106, Japan 5Department of Physics, Graduate School of Science, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8602, Japan 6Institute for Solid State Physics, University of Tokyo, Kashiwa, Chiba 277-8581, Japan