Ryo Okugawa

1. Topological exceptional surfaces in non-Hermitian systems with parity-time and parity-particle-hole symmetries
   2018/10/31 by Ryo Okugawa, Takehito Yokoyama · 5 citations
   Mathematics · Physics and Astronomy · #Combinatorics #Geometry #Hermitian matrix #Homogeneous space #Mathematics #Noncommutative and Quantum Gravity Theories #Parity (physics) #Physics #Quantum Mechanics and Non-Hermitian Physics #Quantum mechanics #Theoretical physics #Topological Materials and Phenomena #Topology (electrical circuits) #cond-mat.mes-hall #cond-mat.supr-con #physics.optics
2. Weyl Node and Spin Texture in Trigonal Tellurium and Selenium
   2014/09/30 by Motoaki Hirayama, Ryo Okugawa, Shoji Ishibashi +2 · 1 citation
   Physics and Astronomy · #cond-mat.mtrl-sci
3. Topological Dirac Nodal Lines and Surface Charges in fcc Alkaline Earth Metals
   2016/02/29 by Motoaki Hirayama, Ryo Okugawa, Takashi Miyake +1 · 1 citation
   Physics and Astronomy · #cond-mat.mtrl-sci #cond-mat.mes-hall