大熊 信之

Department of Physics, University of Tokyo (D3)
東京大学理学系研究科物理学専攻博士課程 (D3)
Masao Ogata group (Condensed matter theory)
小形研究室 (物性理論)
Email address:
okuma_at_hosi.phys.s.u-tokyo.ac.jp
( _at_ → @ )

Research interests:
Magnon transport, topological materials, spintronics

Papers:
1. Nobuyuki Okuma
"
Magnon Spin-Momentum Locking: Various Spin Vortices and Dirac magnons in Noncollinear Antiferromagnets"
arXiv:1702.02575

2. Nobuyuki Okuma, Massoud Ramezani Masir, and Allan H. MacDonald
“Theory of the spin-Seebeck effect at a topological-insulator/ferromagnetic-insulator interface”

Phys. Rev. B 95, 165418 (2017).
arXiv:1612.04916

3. Nobuyuki Okuma and Kentaro Nomura
"Microscopic derivation of magnon spin current in topological insulator/ferromagnet heterostructure"
Phys. Rev. B 95, 115403 (2017).
arXiv:1610.03636

4. Nobuyuki Okuma and Masao Ogata,
"Unconventional Spin Hall Effect and Axial Current Generation in a Dirac Semimetal"
Phys. Rev. B 93, 140205(R) (2016).
arXiv:1602.01179

5.
Nobuyuki Okuma and Masao Ogata,
"Long-range Coulomb interaction effects on the surface Dirac electron system of a three-dimensional topological insulator"
J. Phys. Soc. Jpn. 84, 034710 (2015).
arXiv:1412.0797

Proceedings:
1. Nobuyuki Okuma and Masao Ogata,
"Study of spin transport in Dirac systems"
J. Phys. Conf. Ser. 603, 012018 (2015).


サブページ (2): Award CV