Topological origin of non-Hermitian skin effects N Okuma, K Kawabata, K Shiozaki, M Sato Physical review letters 124 (8), 086801, 2020 | 957 | 2020 |

Non-Hermitian topological phenomena: A review N Okuma, M Sato Annual Review of Condensed Matter Physics 14 (1), 83-107, 2023 | 224 | 2023 |

Non-Bloch band theory of non-Hermitian Hamiltonians in the symplectic class K Kawabata, N Okuma, M Sato Physical Review B 101 (19), 195147, 2020 | 160 | 2020 |

Topological phase transition driven by infinitesimal instability: Majorana fermions in non-hermitian spintronics N Okuma, M Sato Physical review letters 123 (9), 097701, 2019 | 133 | 2019 |

Quantum anomaly, non-Hermitian skin effects, and entanglement entropy in open systems N Okuma, M Sato Physical Review B 103 (8), 085428, 2021 | 81 | 2021 |

Non-Hermitian skin effects in hermitian correlated or disordered systems: quantities sensitive or insensitive to boundary effects and pseudo-quantum-number N Okuma, M Sato Physical Review Letters 126 (17), 176601, 2021 | 78 | 2021 |

Topological classification under nonmagnetic and magnetic point group symmetry: Application of real-space Atiyah-Hirzebruch spectral sequence to higher-order topology N Okuma, M Sato, K Shiozaki Physical Review B 99 (8), 085127, 2019 | 56 | 2019 |

Hermitian zero modes protected by nonnormality: Application of pseudospectra N Okuma, M Sato Physical Review B 102 (1), 014203, 2020 | 54 | 2020 |

Magnon spin-momentum locking: various spin vortices and Dirac magnons in noncollinear antiferromagnets N Okuma Physical Review Letters 119 (10), 107205, 2017 | 53 | 2017 |

Microscopic derivation of magnon spin current in a topological insulator/ferromagnet heterostructure N Okuma, K Nomura Physical Review B 95 (11), 115403, 2017 | 22 | 2017 |

Theory of the spin-Seebeck effect at a topological-insulator/ferromagnetic-insulator interface N Okuma, MR Masir, AH MacDonald Physical Review B 95 (16), 165418, 2017 | 15 | 2017 |

Universal platform of point-gap topological phases from topological materials D Nakamura, K Inaka, N Okuma, M Sato Physical Review Letters 131 (25), 256602, 2023 | 14 | 2023 |

Topological enhancement of nonnormality in non-Hermitian skin effects YO Nakai, N Okuma, D Nakamura, K Shimomura, M Sato Physical Review B 109 (14), 144203, 2024 | 12 | 2024 |

Nonnormal Hamiltonian dynamics in quantum systems and its realization on quantum computers N Okuma, YO Nakagawa Physical Review B 105 (5), 054304, 2022 | 10 | 2022 |

Boundary-dependent dynamical instability of bosonic Green's function: Dissipative Bogoliubov–de Gennes Hamiltonian and its application to non-Hermitian skin effect N Okuma Physical Review B 105 (22), 224301, 2022 | 8 | 2022 |

Relationship between two-particle topology and fractional Chern insulator N Okuma, T Mizoguchi Physical Review Research 5 (1), 013112, 2023 | 6 | 2023 |

Nonreciprocal superposition state in antiferromagnetic optospintronics N Okuma Physical Review B 99 (9), 094401, 2019 | 5* | 2019 |

Unconventional spin Hall effect and axial current generation in a Dirac semimetal N Okuma, M Ogata Physical Review B 93 (14), 140205, 2016 | 5 | 2016 |

Long-range Coulomb interaction effects on the surface Dirac electron system of a three-dimensional topological insulator N Okuma, M Ogata Journal of the Physical Society of Japan 84 (3), 034710, 2015 | 2 | 2015 |

Constructing vortex functions and basis states of Chern insulators: ideal condition, inequality from index theorem, and coherent-like states on von Neumann lattice N Okuma arXiv preprint arXiv:2405.11796, 2024 | 1 | 2024 |