フォロー
Nobuyuki Okuma (大熊信之)
Nobuyuki Okuma (大熊信之)
Graduate School of Engineering, Kyushu Institute of Technology (Associate professor)
確認したメール アドレス: hosi.phys.s.u-tokyo.ac.jp - ホームページ
タイトル
引用先
引用先
Topological origin of non-Hermitian skin effects
N Okuma, K Kawabata, K Shiozaki, M Sato
Physical review letters 124 (8), 086801, 2020
8042020
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
1382020
Non-Hermitian topological phenomena: A review
N Okuma, M Sato
Annual Review of Condensed Matter Physics 14, 83-107, 2023
1362023
Topological phase transition driven by infinitesimal instability: Majorana fermions in non-hermitian spintronics
N Okuma, M Sato
Physical review letters 123 (9), 097701, 2019
1182019
Quantum anomaly, non-Hermitian skin effects, and entanglement entropy in open systems
N Okuma, M Sato
Physical Review B 103 (8), 085428, 2021
712021
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
662021
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
542019
Magnon spin-momentum locking: Various spin vortices and Dirac magnons in noncollinear antiferromagnets
N Okuma
Physical Review Letters 119 (10), 107205, 2017
512017
Hermitian zero modes protected by nonnormality: Application of pseudospectra
N Okuma, M Sato
Physical Review B 102 (1), 014203, 2020
452020
Microscopic derivation of magnon spin current in a topological insulator/ferromagnet heterostructure
N Okuma, K Nomura
Physical Review B 95 (11), 115403, 2017
222017
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
152017
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
72022
Nonnormal Hamiltonian dynamics in quantum systems and its realization on quantum computers
N Okuma, YO Nakagawa
Physical Review B 105 (5), 054304, 2022
72022
Relationship between two-particle topology and fractional Chern insulator
N Okuma, T Mizoguchi
Physical Review Research 5 (1), 013112, 2023
62023
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
52016
Topological enhancement of non-normality in non-Hermitian skin effects
YO Nakai, N Okuma, D Nakamura, K Shimomura, M Sato
arXiv preprint arXiv:2304.06689, 2023
42023
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
22023
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
22015
Time-crystalline long-range order in squeezed ground state
N Okuma
arXiv preprint arXiv:2110.06194, 2021
12021
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