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Yasuhiro Hatsugai - Publications

Affiliations: 
1992-1993 Physics Massachusetts Institute of Technology, Cambridge, MA, United States 
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168 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Otsuka Y, Yoshida T, Kudo K, Yunoki S, Hatsugai Y. Higher-order topological Mott insulator on the pyrochlore lattice. Scientific Reports. 11: 20270. PMID 34642375 DOI: 10.1038/s41598-021-99213-z  0.336
2020 Araki H, Mizoguchi T, Hatsugai Y. Z Q Berry phase for higher-order symmetry-protected topological phases Arxiv: Strongly Correlated Electrons. 2: 12009. DOI: 10.1103/Physrevresearch.2.012009  0.399
2020 Kudo K, Hatsugai Y. Adiabatic heuristic principle on a torus and generalized Streda formula Physical Review B. 102: 125108. DOI: 10.1103/Physrevb.102.125108  0.424
2020 Wakao H, Yoshida T, Araki H, Mizoguchi T, Hatsugai Y. Higher-order topological phases in a spring-mass model on a breathing kagome lattice Physical Review B. 101. DOI: 10.1103/Physrevb.101.094107  0.402
2019 Kudo K, Yoshida T, Hatsugai Y. Higher-Order Topological Mott Insulators. Physical Review Letters. 123: 196402. PMID 31765187 DOI: 10.1103/Physrevlett.123.196402  0.446
2019 Yoshida T, Kudo K, Hatsugai Y. Non-Hermitian fractional quantum Hall states. Scientific Reports. 9: 16895. PMID 31729412 DOI: 10.1038/S41598-019-53253-8  0.435
2019 Kudo K, Watanabe H, Kariyado T, Hatsugai Y. Many-Body Chern Number without Integration. Physical Review Letters. 122: 146601. PMID 31050457 DOI: 10.1103/Physrevlett.122.146601  0.323
2019 Wu YS, Hatsugai Y, Kohmoto M. Gauge invariance of fractionally charged quasiparticles and hidden topological Zn symmetry. Physical Review Letters. 66: 659-662. PMID 10043866 DOI: 10.1103/Physrevlett.66.659  0.389
2019 Hatsugai Y, Kohmoto M, Wu YS. Multisheet configuration space and fractional quantum statistics. Physical Review. B, Condensed Matter. 45: 11161-11165. PMID 10001038 DOI: 10.1103/Physrevb.45.11161  0.35
2019 Hatsugai Y, Kohmoto M, Wu YS. Braid group and anyons on a cylinder. Physical Review. B, Condensed Matter. 43: 2661-2677. PMID 9997558 DOI: 10.1103/Physrevb.43.2661  0.355
2019 Hatsugai Y, Kohmoto M, Wu YS. Anyons on a torus: Braid group, Aharonov-Bohm period, and numerical study. Physical Review. B, Condensed Matter. 43: 10761-10768. PMID 9996807 DOI: 10.1103/Physrevb.43.10761  0.3
2019 Hatsugai Y, Kohmoto M, Koma T, Wu YS. Mutual-exclusion statistics in exactly solvable models in one and higher dimensions at low temperatures. Physical Review. B, Condensed Matter. 54: 5358-5367. PMID 9986495 DOI: 10.1103/Physrevb.54.5358  0.4
2019 Hatsugai Y, Kohmoto M, Wu YS. Hidden massive Dirac fermions in effective field theory for integral quantum Hall transitions. Physical Review. B, Condensed Matter. 54: 4898-4906. PMID 9986451 DOI: 10.1103/Physrevb.54.4898  0.367
2019 Hatsugai Y, Kohmoto M, Wu YS. Quantum group, Bethe ansatz equations, and Bloch wave functions in magnetic fields. Physical Review. B, Condensed Matter. 53: 9697-9712. PMID 9982526 DOI: 10.1103/Physrevb.53.9697  0.344
2019 Mizoguchi T, Araki H, Hatsugai Y. Higher-Order Topological Phase in a Honeycomb-Lattice Model with Anti-Kekulé Distortion Journal of the Physical Society of Japan. 88: 104703. DOI: 10.7566/Jpsj.88.104703  0.412
2019 Kawarabayashi T, Ishii K, Hatsugai Y. Fractionally Quantized Berry's Phase in an Anisotropic Magnet on the Kagome Lattice Journal of the Physical Society of Japan. 88: 45001-45001. DOI: 10.7566/Jpsj.88.045001  0.403
2019 Mizoguchi T, Maruyama M, Okada S, Hatsugai Y. Flat bands and higher-order topology in polymerized triptycene: Tight-binding analysis on decorated star lattices Physical Review Materials. 3: 114201. DOI: 10.1103/Physrevmaterials.3.114201  0.403
2019 Yoshida T, Peters R, Kawakami N, Hatsugai Y. Symmetry-protected exceptional rings in two-dimensional correlated systems with chiral symmetry Physical Review B. 99. DOI: 10.1103/Physrevb.99.121101  0.401
2019 Takahashi Y, Kariyado T, Hatsugai Y. Weyl points of mechanical diamond Physical Review B. 99: 24102. DOI: 10.1103/Physrevb.99.024102  0.324
2019 Yoshida T, Hatsugai Y. Exceptional rings protected by emergent symmetry for mechanical systems Physical Review B. 100: 54109. DOI: 10.1103/Physrevb.100.054109  0.305
2019 Fubasami S, Mizoguchi T, Hatsugai Y. Sequential quantum phase transitions in $J_1$-$J_2$ Heisenberg chains with integer spins ($S > 1$): Quantized Berry phase and valence-bond solids Physical Review B. 100. DOI: 10.1103/Physrevb.100.014438  0.407
2019 Kawarabayashi T, Aoki H, Hatsugai Y. Topologically Protected Doubling of Tilted Dirac Fermions in Two Dimensions Physica Status Solidi B-Basic Solid State Physics. 256: 1800524. DOI: 10.1002/Pssb.201800524  0.419
2018 Kariyado T, Morimoto T, Hatsugai Y. Z_{N} Berry Phases in Symmetry Protected Topological Phases. Physical Review Letters. 120: 247202. PMID 29956971 DOI: 10.1103/Physrevlett.120.247202  0.351
2018 Kudo K, Hatsugai Y. Fractional Quantum Hall Effect in n = 0 Landau Band of Graphene with Chern Number Matrix Journal of the Physical Society of Japan. 87: 63701-63701. DOI: 10.7566/Jpsj.87.063701  0.448
2018 Fukui T, Hatsugai Y. Entanglement polarization for the topological quadrupole phase Physical Review B. 98: 35147. DOI: 10.1103/Physrevb.98.035147  0.374
2018 Imura K, Yoshimura Y, Fukui T, Hatsugai Y. Bulk-edge correspondence in topological transport and pumping Arxiv: Mesoscale and Nanoscale Physics. 969: 12133. DOI: 10.1088/1742-6596/969/1/012133  0.374
2017 Hattori A, Tanaya S, Yada K, Araidai M, Sato M, Hatsugai Y, Shiraishi K, Tanaka Y. Edge states of hydrogen terminated monolayer materials: silicene, germanene and stanene ribbons. Journal of Physics. Condensed Matter : An Institute of Physics Journal. PMID 28067636 DOI: 10.1088/1361-648X/Aa57E0  0.377
2017 Kudo K, Kariyado T, Hatsugai Y. Many-Body Chern Numbers of ν = 1/3 and 1/2 States on Various Lattices Journal of the Physical Society of Japan. 86: 103701. DOI: 10.7566/Jpsj.86.103701  0.466
2017 Araki H, Fukui T, Hatsugai Y. Entanglement Chern number for three-dimensional topological insulators: Characterization by Weyl points of entanglement Hamiltonians Physical Review B. 96. DOI: 10.1103/Physrevb.96.165139  0.464
2017 Takahashi Y, Kariyado T, Hatsugai Y. Edge states of mechanical diamond and its topological origin New Journal of Physics. 19: 35003. DOI: 10.1088/1367-2630/Aa5Edb  0.389
2016 Fukui T, Hatsugai Y. A Spin Pump Characterized by Entanglement Chern Numbers Journal of the Physical Society of Japan. 85: 83703. DOI: 10.7566/Jpsj.85.083703  0.405
2016 Araki H, Kariyado T, Fukui T, Hatsugai Y. Entanglement Chern Number of the Kane–Mele Model with Ferromagnetism Journal of the Physical Society of Japan. 85: 43706. DOI: 10.7566/Jpsj.85.043706  0.432
2016 Kariyado T, Hatsugai Y. Hannay Angle: Yet Another Symmetry-Protected Topological Order Parameter in Classical Mechanics Journal of the Physical Society of Japan. 85: 43001. DOI: 10.7566/Jpsj.85.043001  0.382
2016 Kawarabayashi T, Aoki H, Hatsugai Y. Lattice realization of the generalized chiral symmetry in two dimensions Physical Review B. 94: 235307. DOI: 10.1103/Physrevb.94.235307  0.41
2016 Oono S, Kariyado T, Hatsugai Y. Section Chern number for a three-dimensional photonic crystal and the bulk-edge correspondence Physical Review B. 94: 125125. DOI: 10.1103/Physrevb.94.125125  0.305
2016 Hatsugai Y, Fukui T. Bulk-edge correspondence in topological pumping Physical Review B. 94: 41102. DOI: 10.1103/Physrevb.94.041102  0.333
2015 Kariyado T, Hatsugai Y. Manipulation of Dirac Cones in Mechanical Graphene. Scientific Reports. 5: 18107. PMID 26667580 DOI: 10.1038/Srep18107  0.432
2015 Fukui T, Hatsugai Y. Disentangled Topological Numbers by a Purification of Entangled Mixed States for Non-Interacting Fermion Systems Journal of the Physical Society of Japan. 84: 43703. DOI: 10.7566/Jpsj.84.043703  0.441
2015 Kariyado T, Hatsugai Y. Topological order parameters of the spin-12 dimerized Heisenberg ladder in magnetic field Physical Review B. 91: 214410. DOI: 10.1103/Physrevb.91.214410  0.46
2015 Hatsugai Y, Kawarabayashi T, Aoki H. Survival of sharp n=0 Landau levels in massive tilted Dirac fermions: Role of the generalized chiral operator Physical Review B. 91: 85112. DOI: 10.1103/Physrevb.91.085112  0.362
2014 Fukui T, Hatsugai Y. Entanglement Chern number for an extensive partition of a topological ground state Journal of the Physical Society of Japan. 83: 113705. DOI: 10.7566/Jpsj.83.113705  0.453
2014 Yoshimura Y, Imura K, Fukui T, Hatsugai Y. Characterizing weak topological properties: Berry phase point of view Physical Review B. 90: 155443. DOI: 10.1103/Physrevb.90.155443  0.374
2014 Kariyado T, Hatsugai Y. Fractionally quantized Berry phase, adiabatic continuation, and edge states Physical Review B. 90: 85132. DOI: 10.1103/Physrevb.90.085132  0.442
2014 Aoki H, Hatsugai Y. Polarization as a topological quantum number in graphene Physical Review B. 90: 45206. DOI: 10.1103/Physrevb.90.045206  0.402
2013 Shiokawa T, Fujita G, Takada Y, Konabe S, Muraguchi M, Yamamoto T, Endoh T, Hatsugai Y, Shiraishi K. Influence of coulomb blockade on wave packet dynamics in nanoscale structures Japanese Journal of Applied Physics. 52. DOI: 10.7567/Jjap.52.04Cj06  0.356
2013 Puetter CM, Konabe S, Hatsugai Y, Ohmori K, Shiraishi K. Interacting electron wave packet dynamics in a two-dimensional nanochannel Applied Physics Express. 6. DOI: 10.7567/Apex.6.065201  0.345
2013 Fukui T, Imura K, Hatsugai Y. Symmetry Protected Weak Topological Phases in a Superlattice Journal of the Physical Society of Japan. 82: 73708-73708. DOI: 10.7566/Jpsj.82.073708  0.404
2013 Kariyado T, Hatsugai Y. Symmetry-protected quantization and bulk-edge correspondence of massless Dirac fermions: Application to the fermionic Shastry-Sutherland model Physical Review B. 88: 245126. DOI: 10.1103/Physrevb.88.245126  0.434
2013 Hamamoto Y, Kawarabayashi T, Aoki H, Hatsugai Y. Spin-resolved chiral condensate as a spin-unpolarized ν=0 quantum Hall state in graphene Physical Review B. 88: 195141. DOI: 10.1103/Physrevb.88.195141  0.449
2013 Hamamoto Y, Kawarabayashi T, Aoki H, Hatsugai Y. Chiral Symmetry and Many-Body Effect in Multilayer Graphene Arxiv: Mesoscale and Nanoscale Physics. 456: 12013. DOI: 10.1088/1742-6596/456/1/012013  0.359
2013 Hatsugai Y, Morimoto T, Kawarabayashi T, Hamamoto Y, Aoki H. Chiral symmetry and its manifestation in optical responses in graphene: interaction and multilayers New Journal of Physics. 15: 35023. DOI: 10.1088/1367-2630/15/3/035023  0.32
2013 Kawarabayashi T, Honda T, Aoki H, Hatsugai Y. Chiral symmetry and fermion doubling in the zero-mode Landau levels of massless Dirac fermions with disorder Arxiv: Mesoscale and Nanoscale Physics. 1566: 283-284. DOI: 10.1063/1.4848396  0.359
2012 Arikawa M, Hatsugai Y, Endoh T, Shiraishi K. Wave packet dynamics in the spin torque transfer Journal of the Physical Society of Japan. 81. DOI: 10.1143/Jpsj.81.044706  0.352
2012 Arikawa M, Muraguchi M, Hatsugai Y, Shiraishi K, Endoh T. Role of Synthetic Ferrimagnets in Magnetic Tunnel Junctions from Wave Packet Dynamics Japanese Journal of Applied Physics. 51. DOI: 10.1143/Jjap.51.02Bm03  0.355
2012 Kawarabayashi T, Hatsugai Y, Morimoto T, Aoki H. Generalization Of Chiral Symmetry For Tilted Dirac Cones Arxiv: Mesoscale and Nanoscale Physics. 11: 145-150. DOI: 10.1142/S2010194512006046  0.332
2012 Hamamoto Y, Aoki H, Hatsugai Y. Chiral condensate with topological degeneracy in graphene and its manifestation in edge states Physical Review B. 86: 205424. DOI: 10.1103/Physrevb.86.205424  0.491
2012 Kawarabayashi T, Hatsugai Y, Aoki H. Topologically protected Landau levels in bilayer graphene in finite electric fields Physical Review B. 85: 165410. DOI: 10.1103/Physrevb.85.165410  0.368
2012 Hamamoto Y, Hatsugai Y, Aoki H. Chiral Symmetry and Electron-Electron Interaction in Many-Body Gap Formation in Graphene Arxiv: Mesoscale and Nanoscale Physics. 400: 42015. DOI: 10.1088/1742-6596/400/4/042015  0.389
2011 Hatsugai Y, Maruyama I. ZQ topological invariants for Polyacetylene, Kagome and Pyrochlore lattices Epl. 95: 20003. DOI: 10.1209/0295-5075/95/20003  0.405
2011 Kawarabayashi T, Hatsugai Y, Morimoto T, Aoki H. Generalized Chiral Symmetry and Stability of Zero Modes for Tilted Dirac Cones Physical Review B. 83: 153414. DOI: 10.1103/Physrevb.83.153414  0.355
2011 Watanabe H, Hatsugai Y, Aoki H. Manipulation of the Dirac cones and the anomaly in the graphene related quantum Hall effect Arxiv: Mesoscale and Nanoscale Physics. 334: 12044. DOI: 10.1088/1742-6596/334/1/012044  0.434
2011 Hatsugai Y. Topological aspect of graphene physics Arxiv: Mesoscale and Nanoscale Physics. 334: 12004. DOI: 10.1088/1742-6596/334/1/012004  0.369
2011 Maruyama I, Tanaya S, Arikawa M, Hatsugai Y. Z2 topological number of local quantum clusters in the orthogonal dimer model Arxiv: Materials Science. 320: 12019. DOI: 10.1088/1742-6596/320/1/012019  0.417
2010 Watanabe H, Hatsugai Y, Aoki H. Half-integer contributions to the quantum Hall conductivity from single Dirac cones Physical Review B. 82. DOI: 10.1103/Physrevb.82.241403  0.461
2010 Kawarabayashi T, Morimoto T, Hatsugai Y, Aoki H. Anomalous criticality at the n = 0 quantum Hall transition in graphene: The role of disorder preserving chiral symmetry Physical Review B. 82: 195426. DOI: 10.1103/Physrevb.82.195426  0.402
2010 Arikawa M, Maruyama I, Hatsugai Y. Topological quantum phase transition in the BEC-BCS crossover Physical Review B. 82: 73105. DOI: 10.1103/Physrevb.82.073105  0.425
2010 Hatsugai Y. Symmetry-protected \mathbb{Z}_2 -quantization and quaternionic Berry connection with Kramers degeneracy New Journal of Physics. 12: 65004. DOI: 10.1088/1367-2630/12/6/065004  0.401
2010 Arai M, Hatsugai Y. Numerical study of quantum Hall effect in two-dimensional multi-band system: Single- and multi-layer graphene Physica E-Low-Dimensional Systems & Nanostructures. 42: 740-743. DOI: 10.1016/J.Physe.2009.11.005  0.417
2010 Morimoto T, Hatsugai Y, Aoki H. Optical Hall conductivity in 2DEG and graphene QHE systems Physica E-Low-Dimensional Systems & Nanostructures. 42: 751-754. DOI: 10.1016/J.Physe.2009.10.017  0.35
2010 Kawarabayashi T, Hatsugai Y, Aoki H. Landau level broadening in graphene with long-range disorder—Robustness of the n=0 level Physica E-Low-Dimensional Systems & Nanostructures. 42: 759-762. DOI: 10.1016/J.Physe.2009.10.012  0.368
2009 Kawarabayashi T, Hatsugai Y, Aoki H. Quantum Hall plateau transition in graphene with spatially correlated random hopping. Physical Review Letters. 103: 156804. PMID 19905658 DOI: 10.1103/Physrevlett.103.156804  0.4
2009 Morimoto T, Hatsugai Y, Aoki H. Optical Hall conductivity in ordinary and graphene quantum Hall systems. Physical Review Letters. 103: 116803. PMID 19792391 DOI: 10.1103/Physrevlett.103.116803  0.373
2009 Arikawa M, Tanaya S, Maruyama I, Hatsugai Y. Edge states of a spin-(1/2) two-leg ladder with four-spin ring exchange Physical Review B. 79: 205107. DOI: 10.1103/Physrevb.79.205107  0.414
2009 Maruyama I, Hirano T, Hatsugai Y. Topological identification of a spin- 1 2 two-leg ladder with four-spin ring exchange Physical Review B. 79: 115107. DOI: 10.1103/Physrevb.79.115107  0.406
2009 Arai M, Hatsugai Y. Quantum Hall effects of graphene with multiorbitals: Topological numbers, Boltzmann conductance, and semiclassical quantization Physical Review B. 79: 75429. DOI: 10.1103/Physrevb.79.075429  0.425
2009 Maruyama I, Hatsugai Y. Non-adiabatic effect on Laughlin's argument of the quantum Hall effect Arxiv: Mesoscale and Nanoscale Physics. 150: 22055. DOI: 10.1088/1742-6596/150/2/022055  0.389
2009 Arikawa M, Hatsugai Y, Aoki H. Edge states for the n = 0 Laudau level in graphene Arxiv: Mesoscale and Nanoscale Physics. 150: 22003. DOI: 10.1088/1742-6596/150/2/022003  0.409
2009 Maruyama I, Hirano T, Hatsugai Y. Quantized Berry phases of a Spin-1/2 frustrated two-leg ladder with four-spin exchange Arxiv: Strongly Correlated Electrons. 145: 12052. DOI: 10.1088/1742-6596/145/1/012052  0.373
2009 Hatsugai Y. Bulk-edge correspondence in graphene with/without magnetic field: Chiral symmetry, Dirac fermions and edge states Solid State Communications. 149: 1061-1067. DOI: 10.1016/J.Ssc.2009.02.055  0.445
2008 Fukui T, Fujiwara T, Hatsugai Y. Topological Meaning of Z2 Numbers in Time Reversal Invariant Systems Journal of the Physical Society of Japan. 77: 123705. DOI: 10.1143/Jpsj.77.123705  0.373
2008 Arikawa M, Hatsugai Y, Aoki H. Edge states in graphene in magnetic fields : A specialty of the edge mode embedded in the n=0 Landau band Physical Review B. 78: 205401. DOI: 10.1103/Physrevb.78.205401  0.412
2008 Hirano T, Katsura H, Hatsugai Y. Degeneracy and consistency condition for Berry phases: Gap closing under a local gauge twist Physical Review B. 78: 54431. DOI: 10.1103/Physrevb.78.054431  0.445
2008 Hirano T, Katsura H, Hatsugai Y. Topological classification of gapped spin chains: Quantized Berry phase as a local order parameter Physical Review B. 77: 94431. DOI: 10.1103/Physrevb.77.094431  0.406
2008 Hatsugai Y, Fukui T, Aoki H. Topological low-energy modes in N=0 Landau levels of graphene: A possibility of a quantum-liquid ground state Physica E-Low-Dimensional Systems & Nanostructures. 40: 1530-1532. DOI: 10.1016/J.Physe.2007.09.164  0.441
2007 Maruyama I, Hatsugai Y. Nontrivial Quantized Berry Phases for Itinerant Spin Liquids Journal of the Physical Society of Japan. 76: 113601. DOI: 10.1143/Jpsj.76.113601  0.372
2007 Hirano T, Hatsugai Y. Entanglement Entropy of One-dimensional Gapped Spin Chains Journal of the Physical Society of Japan. 76: 74603. DOI: 10.1143/Jpsj.76.074603  0.36
2007 Fukui T, Hatsugai Y. Quantum Spin Hall Effect in Three Dimensional Materials: Lattice Computation of Z2 Topological Invariants and Its Application to Bi and Sb Journal of the Physical Society of Japan. 76: 53702. DOI: 10.1143/Jpsj.76.053702  0.43
2007 Aoki H, Fukui T, Hatsugai Y. Topological Aspects of Quantum Hall Effect in Graphene International Journal of Modern Physics B. 21: 1133-1139. DOI: 10.1142/S0217979207042562  0.453
2007 Hatsugai Y, Fukui T, Aoki H. Topological aspects of graphene - Dirac fermions and the bulk-edge correspondence in magnetic fields European Physical Journal-Special Topics. 148: 133-141. DOI: 10.1140/Epjst/E2007-00233-5  0.484
2007 Maruyama I, Koide T, Hatsugai Y. U(1) symmetry breaking in one-dimensional Mott insulators studied by the density matrix renormalization group method Physical Review B. 76: 235105. DOI: 10.1103/Physrevb.76.235105  0.419
2007 Yamamoto S, Fujiwara T, Hatsugai Y. Electronic structure of charge and spin stripe order in La2−xSrxNiO4 (x=(1/3),(1/2)) Physical Review B. 76: 165114. DOI: 10.1103/Physrevb.76.165114  0.365
2007 Song H, Maruyama I, Hatsugai Y. Levitation and percolation in quantum Hall systems with correlated disorder Physical Review B. 76: 132202. DOI: 10.1103/Physrevb.76.132202  0.418
2007 Katsura H, Hirano T, Hatsugai Y. Exact analysis of entanglement in gapped quantum spin chains Physical Review B. 76: 12401. DOI: 10.1103/Physrevb.76.012401  0.444
2007 Fukui T, Hatsugai Y. Topological aspects of the quantum spin-Hall effect in graphene: Z2 topological order and spin Chern number Physical Review B. 75: 121403. DOI: 10.1103/Physrevb.75.121403  0.414
2007 Hatsugai Y. Quantized Berry phases for a local characterization of spin liquids in frustrated spin systems Journal of Physics: Condensed Matter. 19: 145209. DOI: 10.1088/0953-8984/19/14/145209  0.432
2007 Nakamura Y, Ichikawa M, Watanabe K, Hatsugai Y. Quantum fluctuation of tunneling current in individual Ge quantum dots induced by a single-electron transfer Applied Physics Letters. 90: 153104. DOI: 10.1063/1.2720756  0.337
2006 Hatsugai Y. Quantized Berry Phases as a Local Order Parameter of a Quantum Liquid Journal of the Physical Society of Japan. 75: 123601. DOI: 10.1143/Jpsj.75.123601  0.46
2006 Hatsugai Y, Fukui T, Aoki H. Topological analysis of the quantum Hall effect in graphene: Dirac-Fermi transition across van Hove singularities and edge versus bulk quantum numbers Physical Review B. 74: 205414. DOI: 10.1103/Physrevb.74.205414  0.445
2006 Ryu S, Hatsugai Y. Entanglement entropy and the Berry phase in the solid state Physical Review B - Condensed Matter and Materials Physics. 73. DOI: 10.1103/Physrevb.73.245115  0.466
2006 Hatsugai Y, Fukui T, Suzuki H. Topological description of (spin) Hall conductances on Brillouin zone lattices: quantum phase transitions and topological changes Physica E-Low-Dimensional Systems & Nanostructures. 34: 336-339. DOI: 10.1016/J.Physe.2006.03.141  0.472
2005 Fukui T, Hatsugai Y, Suzuki H. Chern Numbers in Discretized Brillouin Zone: Efficient Method of Computing (Spin) Hall Conductances Journal of the Physical Society of Japan. 74: 1674-1677. DOI: 10.1143/Jpsj.74.1674  0.394
2005 Hatsugai Y. Characterization of Topological Insulators: Chern Numbers for Ground State Multiplet Journal of the Physical Society of Japan. 74: 1374-1377. DOI: 10.1143/Jpsj.74.1374  0.48
2005 Taniguchi H, Morita Y, Hatsugai Y. Magnetism in the two-dimensional t-t8 Hubbard model: From low- to over-doping Physical Review B. 71: 134417. DOI: 10.1103/Physrevb.71.134417  0.346
2004 Kishi M, Hatsugai Y. Dielectric response of interacting 1D spinless fermions with disorder Journal of the Physical Society of Japan. 73: 311-314. DOI: 10.1143/Jpsj.73.311  0.37
2004 Hatsugai Y. Explicit Gauge Fixing for Degenerate Multiplets: A Generic Setup for Topological Orders Journal of the Physical Society of Japan. 73: 2604-2607. DOI: 10.1143/Jpsj.73.2604  0.397
2004 Morita Y, Hatsugai Y, Otsuka Y. Quasiparticle structure in the vicinity of the Heisenberg model in one and higher dimensions Physical Review B. 70: 245101. DOI: 10.1103/Physrevb.70.245101  0.37
2004 Hatsugai Y, Ryu S, Kohmoto M. Superconductivity and Abelian chiral anomalies Physical Review B. 70: 54502. DOI: 10.1103/Physrevb.70.054502  0.442
2004 Ryu S, Hatsugai Y. Zero-energy edge states and chiral symmetry breaking at edges of graphite sheets Physica E-Low-Dimensional Systems & Nanostructures. 22: 679-683. DOI: 10.1016/J.Physe.2003.12.098  0.469
2003 Kishi M, Hatsugai Y. Anderson Localization and Polarization Journal of the Physical Society of Japan. 72: 147-148. DOI: 10.1143/Jpsjs.72Sa.147  0.348
2003 Matsumoto T, Hatsugai Y. Numerical Study Of Delocalized States In An Extended Network Model International Journal of Modern Physics B. 17: 1101-1108. DOI: 10.1142/S0217979203014778  0.387
2003 Ryu S, Hatsugai Y. Correlation effects of carbon nanotubes at boundaries: Spin polarization induced by zero-energy boundary states Physical Review B. 67: 165410. DOI: 10.1103/Physrevb.67.165410  0.385
2003 Ryu S, Hatsugai Y. Zero-energy edge states and their origin in particle-hole symmetric systems: symmetry and topology Physica C-Superconductivity and Its Applications. 388: 90-91. DOI: 10.1016/S0921-4534(02)02665-5  0.408
2003 Hatsugai Y, Ryu S. Dirac monopole and spin Hall conductance for anisotropic superconductivities Physica C-Superconductivity and Its Applications. 388: 78-79. DOI: 10.1016/S0921-4534(02)02653-9  0.406
2002 Ryu S, Hatsugai Y. Topological origin of zero-energy edge states in particle-hole symmetric systems. Physical Review Letters. 89: 077002. PMID 12190549 DOI: 10.1103/Physrevlett.89.077002  0.432
2002 Otsuka Y, Morita Y, Hatsugai Y. Anisotropy on the Fermi surface of the two-dimensional Hubbard model Physical Review B. 66: 73109. DOI: 10.1103/Physrevb.66.073109  0.384
2002 Brouwer PW, Racine E, Furusaki A, Hatsugai Y, Morita Y, Mudry C. Zero modes in the random hopping model Physical Review B. 66. DOI: 10.1103/Physrevb.66.014204  0.654
2002 Hatsugai Y, Ryu S. Topological quantum phase transitions in superconductivity on lattices Physical Review B. 65: 212510. DOI: 10.1103/Physrevb.65.212510  0.445
2002 Otsuka Y, Hatsugai Y. Mott transition in the two-dimensional flux phase Physical Review B. 65: 73101. DOI: 10.1103/Physrevb.65.073101  0.417
2002 Otsuka Y, Morita Y, Hatsugai Y. Correlation effects on the Fermi surface of the two-dimensional Hubbard model Journal of Physics and Chemistry of Solids. 63: 1389-1391. DOI: 10.1016/S0022-3697(02)00057-4  0.378
2001 Morita Y, Hatsugai Y. Duality in the Azbel-Hofstadter Problem and Two-Dimensional d-Wave Superconductivity with a Magnetic Field. Physical Review Letters. 86: 151-154. PMID 11136116 DOI: 10.1103/Physrevlett.86.151  0.393
2001 Hatsugai Y, Sugi A. Effects Of Interaction For The Quantum Diffusion In Coupled Chains International Journal of Modern Physics B. 15: 2045-2052. DOI: 10.1142/S0217979201004885  0.335
2001 Ryu S, Hatsugai Y. Singular density of states of disordered Dirac fermions in chiral models Physical Review B. 65: 33301. DOI: 10.1103/Physrevb.65.033301  0.392
2001 Ryu S, Hatsugai Y. Numerical replica limit for the density correlation of the random Dirac fermion Physical Review B. 63: 233307. DOI: 10.1103/Physrevb.63.233307  0.35
2001 Morita Y, Hatsugai Y. Breakdown of the IQHE and the selection rule Physica B-Condensed Matter. 298: 24-27. DOI: 10.1016/S0921-4526(01)00248-4  0.431
2000 Morita Y, Hatsugai Y. Plateau transitions in the pairing model: Topology and selection rule Physical Review B. 62: 99-102. DOI: 10.1103/Physrevb.62.99  0.439
2000 Hoshi K, Hatsugai Y. Landau levels from the Bethe Ansatz equations Physical Review B. 61: 4409-4412. DOI: 10.1103/Physrevb.61.4409  0.361
2000 Morita Y, Ishibashi K, Hatsugai Y. Transitions from the quantum Hall state to the Anderson insulator: Fate of delocalized states Physical Review B. 61: 15952-15958. DOI: 10.1103/Physrevb.61.15952  0.46
2000 Otsuka Y, Hatsugai Y. Numerical study of the effects of disorder on the three-dimensional Hubbard model Journal of Physics: Condensed Matter. 12: 9317-9322. DOI: 10.1088/0953-8984/12/44/312  0.37
2000 Hatsugai Y, Morita Y. Delocalized states of the quantum Hall effect in the weak magnetic field Physica B-Condensed Matter. 284: 1724-1725. DOI: 10.1016/S0921-4526(99)02885-9  0.46
1999 Hatsugai Y, Ishibashi K, Morita Y. Sum Rule of Hall Conductance in a Random Quantum Phase Transition Physical Review Letters. 83: 2246-2249. DOI: 10.1103/Physrevlett.83.2246  0.471
1998 Morita Y, Hatsugai Y. Scaling near random criticality in two-dimensional Dirac fermions Physical Review B. 58: 6680-6683. DOI: 10.1103/Physrevb.58.6680  0.394
1998 Otsuka Y, Morita Y, Hatsugai Y. Collapse Of The Charge Gap In Random Mott Insulators Physical Review B. 58: 15314-15316. DOI: 10.1103/Physrevb.58.15314  0.432
1998 Wu YS, Yu Y, Hatsugai Y, Kohmoto M. Thermal activation of quasiparticles and thermodynamics of fractional quantum Hall liquids Physical Review B. 57: 9907-9919. DOI: 10.1103/Physrevb.57.9907  0.386
1998 Lidsky D, Shiraishi J, Hatsugai Y, Kohmoto M. Simple Exactly Solvable Models of non-Fermi Liquids Physical Review B. 57: 1340-1343. DOI: 10.1103/Physrevb.57.1340  0.375
1998 Hatsugai Y, Morita Y, Wen X-, Kohmoto M. Disordered critical wave functions of two-dimensional Dirac fermions on a lattice Physica B-Condensed Matter. 249: 796-800. DOI: 10.1016/S0921-4526(98)00320-2  0.451
1997 Morita Y, Hatsugai Y. Near Critical States of Random Dirac Fermions Physical Review Letters. 79: 3728-3731. DOI: 10.1103/Physrevlett.79.3728  0.412
1997 Hatsugai Y. Gap-opening transition and fractal ground-state phase diagram in one-dimensional fermions with long-range interaction: Mott transition as a quantum phase transition of infinite order Physical Review B. 56: 12183-12189. DOI: 10.1103/Physrevb.56.12183  0.44
1997 Hatsugai Y, Wen X, Kohmoto M. Disordered critical wave functions in random-bond models in two dimensions: Random-lattice fermions atE=0without doubling Physical Review B. 56: 1061-1064. DOI: 10.1103/Physrevb.56.1061  0.587
1997 Kimura K, Hatsugai Y, Kohmoto M. The adiabatic connection between the resonating-valence-bond state and the ground state of the half-filled periodic Anderson model Journal of Physics: Condensed Matter. 9: 10353-10357. DOI: 10.1088/0953-8984/9/47/005  0.356
1997 Hatsugai Y. Topological aspects of the quantum Hall effect Journal of Physics: Condensed Matter. 9: 2507-2549. DOI: 10.1088/0953-8984/9/12/003  0.432
1996 Morita Y, Hatsugai Y, Kohmoto K. Exact results on superconductivity due to interband coupling. Physical Review B. 53: 8561-8565. PMID 9982364 DOI: 10.1103/Physrevb.53.8561  0.367
1996 Takahashi M, Hatsugai Y, Kohmoto M. Conductivity of 2D lattice electrons in an incommensurate magnetic field Journal of the Physical Society of Japan. 65: 529-537. DOI: 10.1143/Jpsj.65.529  0.359
1996 Morita Y, Hatsugai Y, Kohmoto M. Exact results for the excitonic phase Journal of Physics: Condensed Matter. 8: 4767-4774. DOI: 10.1088/0953-8984/8/26/008  0.372
1996 Yamanaka M, Honjo S, Hatsugai Y, Kohmoto M. Exact ground-state correlation functions of one-dimensional strongly correlated electron models with resonating-valence-bond ground state Journal of Statistical Physics. 84: 1133-1208. DOI: 10.1007/Bf02174131  0.379
1995 Morita Y, Hatsugai Y, Kohmoto M. Universal Correlations In Random Matrices And One-Dimensional Particles With Long-Range Interactions In A Confinement Potential Physical Review B. 52: 4716-4719. PMID 9981642 DOI: 10.1103/Physrevb.52.4716  0.377
1995 Avishai Y, Hatsugai Y, Kohmoto M. Single-particle states on a sphere with a magnetic field and disorder Physical Review B. 51: 13419-13431. PMID 9978146 DOI: 10.1103/Physrevb.51.13419  0.307
1994 Yamanaka M, Hatsugai Y, Kohmoto M. Phase diagram of the Ashkin-Teller quantum spin chain. Physical Review B. 50: 559-562. PMID 9974578 DOI: 10.1103/Physrevb.50.559  0.391
1994 Wen X, Wu Y, Hatsugai Y. Chiral operator product algebra and edge excitations of a fractional quantum Hall droplet Nuclear Physics. 422: 476-494. DOI: 10.1016/0550-3213(94)90442-1  0.594
1993 Hatsugai Y, Bares P, Wen XG. Electron spectral function of an interacting two dimensional electron gas in a strong magnetic field. Physical Review Letters. 71: 424-427. PMID 10055267 DOI: 10.1103/Physrevlett.71.424  0.531
1993 Hatsugai Y. Chern number and edge states in the integer quantum Hall effect. Physical Review Letters. 71: 3697-3700. PMID 10055049 DOI: 10.1103/Physrevlett.71.3697  0.47
1993 Hatsugai Y. Edge states in the integer quantum Hall effect and the Riemann surface of the Bloch function. Physical Review B. 48: 11851-11862. PMID 10007525 DOI: 10.1103/Physrevb.48.11851  0.405
1993 Yamanaka M, Hatsugai Y, Kohmoto M. Phase diagram of the S=1/2 quantum spin chain with bond alternation Physical Review B. 48: 9555-9563. PMID 10007197 DOI: 10.1103/Physrevb.48.9555  0.399
1993 Avishai Y, Hatsugai Y, Kohmoto M. Persistent currents and edge states in a magnetic field. Physical Review B. 47: 9501-9512. PMID 10005015 DOI: 10.1103/Physrevb.47.9501  0.377
1993 Hatsugai Y, Lee PA. Numerical study of localization of Dirac fermions on a lattice in two dimensions Physical Review B. 48: 4204-4207. DOI: 10.1103/Physrevb.48.4204  0.418
1993 Tsunetsugu H, Hatsugai Y, Ueda K, Sigrist M. Spin liquid ground state of the half-filled Kondo lattice in one dimension Physica B-Condensed Matter. 186: 882-884. DOI: 10.1016/0921-4526(93)90732-L  0.428
1992 Tsunetsugu H, Hatsugai Y, Ueda K, Sigrist M. Spin-liquid ground state of the half-filled Kondo lattice in one dimension. Physical Review B. 46: 3175-3178. PMID 10004027 DOI: 10.1103/Physrevb.46.3175  0.386
1992 Hatsugai Y. String correlation of quantum antiferromagnetic spin chains with S=1 and 2 Journal of the Physical Society of Japan. 61: 3856-3860. DOI: 10.1143/Jpsj.61.3856  0.35
1992 Hatsugai Y, Kohmoto M. Exactly Solvable Model of Correlated Lattice Electrons in Any Dimensions Journal of the Physical Society of Japan. 61: 2056-2069. DOI: 10.1143/Jpsj.61.2056  0.413
1992 Alcaraz FC, Hatsugai Y. String correlation functions in the anisotropic spin-1 Heisenberg chain Physical Review B. 46: 13914-13918. DOI: 10.1103/Physrevb.46.13914  0.37
1991 Hatsugai Y, Kohmoto M. Numerical study of the hidden antiferromagnetic order in the Haldane phase. Physical Review B. 44: 11789-11794. PMID 9999313 DOI: 10.1103/Physrevb.44.11789  0.324
1991 Hatsugai Y, Kohmoto M. Exactly solvable model for correlated lattice fermions in any dimensions Physica C-Superconductivity and Its Applications. 1539-1540. DOI: 10.1016/0921-4534(91)90896-7  0.425
1990 Kohmoto M, Hatsugai Y. Peierls stabilization of magnetic-flux states of two-dimensional lattice electrons. Physical Review B. 41: 9527-9529. PMID 9993305 DOI: 10.1103/Physrevb.41.9527  0.391
1989 Nagaosa N, Hatsugai Y, Imada M. Spin Wave Theory of the Two-Dimensional Heisenberg Antiferromagnet Coupled with Localized Holes Journal of the Physical Society of Japan. 58: 978-997. DOI: 10.1143/Jpsj.58.978  0.39
1989 Imada M, Hatsugai Y. Numerical Studies on the Hubbard Model and the t-J Model in One- and Two-Dimensions Journal of the Physical Society of Japan. 58: 3752-3780. DOI: 10.1143/Jpsj.58.3752  0.42
1989 Hatsugai Y, Imada M, Nagaosa N. Pairing of fermions coupled with spin-1/2 Heisenberg system ― Exact diagonalization study for mechanism of high-Tc superconductivity ― Journal of the Physical Society of Japan. 58: 1347-1371. DOI: 10.1143/Jpsj.58.1347  0.421
1988 Imada M, Nagaosa N, Hatsugai Y. Magnetic Mechanism of Superconductivity in Coupled Spin-Fermion Systems Journal of the Physical Society of Japan. 57: 2901-2904. DOI: 10.1143/Jpsj.57.2901  0.368
1988 Imada M, Hatsugai Y, Nagaosa N. Numerical Analysis Of Coupled Spin-Fermion Model — Pairing Mechanism Through Extended Kondo Singlet International Journal of Modern Physics B. 2: 959-973. DOI: 10.1142/S0217979288000792  0.4
1988 Hatsugai Y, Fujiwara T. Spin polarized electron energy band of orthorhombic (La2CuO4)2 Solid State Communications. 65: 1271-1274. DOI: 10.1016/0038-1098(88)90074-9  0.359
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