Yoshinori Okada
Associate Professor
Visiting Associate Professor, U-Tokyo (ISSP), 2024-
Ph.D. Crystalline Materials Science (Nagoya University, Japan, 2009)
B.Sc. Applied Physics (Nagoya University, Japan, 2004)
Professional Experience
OIST, Japan, Assistant Professor, 2017-2023
Tohoku University, Japan, Assistant Professor, 2013-2017
Boston College, USA, Postdoctoral researcher, 2010-2013
Massachusetts Institute of Technology, USA, Postdoctoral researcher, 2009-2010
E-mail: yoshinori.okada [at] oist.jp
Phone: +81-98-966-2179
Select Publications before OIST
- Y. Okada, T. R. Chang, G. Chang, R. Shimizu, H. T. Jeng, S. Shiraki, A. Bansil, H. Lin, T. Hitosugi. "Quasiparticle interference on cubic perovskite oxide surfaces." Phys. Rev. Lett. 119 086801, (2017).
- Y. Okada, Y. Ando, R. Shimizu, E. Minamitani, S. Shiraki, S. Watanabe, and T. Hitosugi. "Scanning tunneling spectroscopy of superconductivity on surfaces of LiTi2O4(111) thin films." Nature Communications 8, 15975, (2017).
- I. Zeljkovic*, Y. Okada*, C. Y. Huang, R. Sankar, D. Walkup, W. Zhou, M. Serbyn, F. Chou, W. F. Tsai, H. Lin, A. Bansil, L. Fu, M. Z. Hasan, V. Madhavan (*equal contribution). "Dirac mass generation from crystal symmetry breaking on the surfaces of topological crystalline insulators." Nature Materials 14, 318, (2015).
- I. Zeljkovic*, Y. Okada*, C. Y. Huang, R. Sankar, D. Walkup, W. Zhou, M. Serbyn, F. Chou, W. F. Tsai, H. Lin, A. Bansil, L. Fu, M. Z. Hasan, V. Madhavan (*equal contribution). "Mapping the unconventional orbital texture in topological crystalline insulators." Nature Physics 10, 572, (2014).
- Y. Okada, M. Serbyn, H. Lin, D. Walkup, W. Zhou, C. Dhital, M. Neupane, S. Xu, Y. J. Wang, R. Sankar, F. Chou, A. Bansil, Z. Hasan, S. D. Wilson, L. Fu and V. Madhavan. "Observation of Dirac node formation and mass acquisition in a topological crystalline insulator." Science 341, 1496, (2013).
- Y. Okada, V. Madhavan. "Topological insulators: Plasmons at the surface." Nature Nanotechnologies 8, 541, (2013).
- Y. Okada, D. Walkup, H. Lin, C. Dhital, T. R. Chang, S. Khadka, W. Zhou, H. T. Jeng, A. Bansil, Z. Wang, S. Wilson, V. Madhavan. "Imaging the evolution of metallic states in a spin-orbit interaction driven correlated iridate." Nature Materials 12, 707, (2013).
- Y. Okada, W. Zhou, D. Walkup, C. Dhital, S. D. Wilson, V. Madhavan. "Ripple modulated electronic structure of a 3D topological insulator." Nature Communications 3, 1158, (2012).
- Y. Okada, Wenwen Zhou, Chetan. Dhital, D. Walkup, Ying Ran, Z. Wang, Stephen D. Wilson, V. Madhavan. "Visualizing Landau levels of Dirac electrons in a one dimensional potential." Phys. Rev. Lett. 109, 166407, (2012).
- Y. Okada, C. Dhital, W. Zhou, E. D. Huemiller, H. Lin, S. Basak, A. Bansil, Y. -B. Huang, H. Ding, Z. Wang, S. D. Wilson, and V. Madhavan. "Direct Observation of Broken Time-Reversal Symmetry on the Surface of a Magnetically Doped Topological Insulator." Phys. Rev. Lett. 106, 206805, (2011).
- Y. Okada, T. Kawaguchi, M. Ohkawa, K. Ishizaka, T. Takeuchi, S. Shin, and H. Ikuta. "Three energy- and temperature-scales corresponding to competing pseudogap state, incoherent-, and coherent-superconductivity in high-Tc cuprates." Phys. Rev. B 83, 104502, (2011).
- Y. Okada, Y. Kuzuya, T. Kawaguchi, and H. Ikuta. "Enhancement of superconducting fluctuation under the coexistence of a competing pseudogap state in Bi2Sr2-xRxCuOy." Phys. Rev. B, 81, 214520, (2010).