HATSUGAI Yasuhiro
- Articles
- Topological Aspects of Quantum Hall Effect in Graphene
Hideo Aoki; Takahiro Fukui; Yasuhiro Hatsugai
International Journal of Modern Physics B/21(8-9)/p.1133, 2007-04 - 18aWA-4 Entanglement entropy in one-dimensional Valence-Bond-Solid states
桂 法称; 平野 嵩明; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/62(1)/p.235, 2007-02 - 18pXE-6 Quantized Berry phase for itinerating singlets in t-J model
丸山 勲; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/62(1)/p.516, 2007-02 - 20aWB-10 Topological origin of surface states in III-V & IV semiconductors
久家 祥宏; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/62(1)/p.281, 2007-02 - Quantized Berry phases for a local characterization of spin liquids in frustrated spin systems
Yasuhiro Hatsugai
J. Phys.: Condens. Matter/19/p.145209, 2007-01 - Quantum Spin Hall Effect in Three Dimensional Materials: Lattice Computation of Z2 Topological Invariants and Its Application to Bi and Sb
Takahiro Fukui; Yasuhiro Hatsugai
Journal of the Physical Society of Japan (Letter)/76(5)/p.053702, 2007-01 - Entanglement Entropy of One-dimensional Gapped Spin Chains
Takaaki Hirano; Yasuhiro Hatsugai
Journal of the Physical Society of Japan (Letter)/76(7)/p.074603, 2007-01 - Topological aspects of the quantum spin-Hall effect in graphene: Z2 topological order and spin Chern number
Takahiro Fukui; Yasuhiro Hatsugai
Phys. Rev. B (RC)/75/p.121403(R), 2007-01 - Quantum fluctuation of tunneling current in individual Ge quantum dots induced by a single-electron transfer
Yoshiaki Nakamura; Masakazu Ichikawa; Kentaro Watanabe; a...
Appl. Phys. Lett./90/p.153104, 2007-01 - Topological aspects of graphene: Dirac fermions and the bulk-edge correspondence in magnetic fields
Y. Hatsugai; T. Fukui; H. Aoki
The European Physical Journal Special Topics ( Advances in Graphene Physics )/148/p.133-141, 2007-01 - 25pXD-10 Entanglement Entropy and Topological Orders in Quantum Spin Systems
平野 嵩明; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(2)/p.220, 2006-08 - 25aXL-2 Quantum phase transformation and Entanglement entropy in the Quantum Hall system
Song Hui; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(2)/p.545, 2006-08 - 25aXL-9 Topological quantum numbers in the quantum Hall effect in graphene : Dirac-Fermi crossover and the edge states
初貝 安弘; 福井 隆裕; 青木 秀夫
Meeting abstracts of the Physical Society of Japan/61(2)/p.547, 2006-08 - 23aZG-10 DMRG study of Interchain Hopping in Quasi-one-dimensional Systems II
丸山 勲; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(2)/p.382, 2006-08 - 25pXD-8 Quantized Berry Phases as Local Order Parameters of Quantum Spins
初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(2)/p.220, 2006-08 - 28pXH-7 Berry Phases in Many Body Problems and Topological Orders
初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(1)/p.292, 2006-03 - 28aSB-13 Magnetism and landau level of the 2D Habard model
丹下 正章; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(1)/p.468, 2006-03 - 28aUE-2 Charge and spin order in La_<1.5>Sr_<0.5>NiO_4
山元 進; 丹下 正章; 初貝 安弘; 藤原 毅夫
Meeting abstracts of the Physical Society of Japan/61(1)/p.574, 2006-03 - 29pTD-2 擬一次元系における鎖間相互作用のDMRGによる研究(29pTD 有機物・モット転移(理論),領域8(強相関系:高温超伝導,強相関f電子系など))
丸山 勲; 小出 哲司; 初貝 安弘
Meeting abstracts of the Physical Society of Japan/61(1)/p.615, 2006-03 - Topological description of (spin) Hall conductances on Brillouin zone lattices: quantum phase transitions and topological changes
Y. Hatsugai; T. Fukui; H. Suzuki
Physica E/34/p.336-339, 2006-01 - Quantized Berry Phases as a Local Order Parameter of a Quantum Liquid
Yasuhiro Hatsugai
Journal of the Physical Society of Japan (Letter)/75(12)/p.123601, 2006-01 - Topological analysis of the quantum Hall effect in graphene: Dirac-Fermi transition across van Hove singularities and edge versus bulk quantum numbers
Yasuhiro Hatsugai; Takahiro Fukui; Hideo Aoki
Phys. Rev. B/74/p.205414, 2006-01 - Entanglement entropy and the Berry phase in the solid state
S. Ryu; Y. Hatsugai
Phys. Rev. B/73/p.245115, 2006-01 - 22pXL-10 Hall conductances on a discretized Brillouin zone-Topological quantum numbers on a lattice
福井 隆裕; 初貝 安弘; 鈴木 博
Meeting abstracts of the Physical Society of Japan/60(2)/p.216, 2005-08 - 22aYP-1 Charge and spin order in La_<1.5>Sr_<0.5>NiO_4
山元 進; 丹下 正章; 初貝 安弘; 藤原 毅夫
Meeting abstracts of the Physical Society of Japan/60(2)/p.509, 2005-08 - more...
- Topological Aspects of Quantum Hall Effect in Graphene