京都大学の森成物性理論研究室のホームページです。

Original papers

• Hibiki Takegami and Takao Morinari, Static and Dynamical Spin Correlations in the Kitaev Model at Finite Temperatures via Green’s Function Equation of Motion, arXiv:2411.01875.
• H. Takegami and T. Morinari, Spin-Spin Correlations in the Kitaev Model at Finite Temperatures: Approximate and Exact Results via Green’s Function Equation of Motion, J. Phys. Soc. Jpn. 93, 083703 (2024).
• T. Morinari, Time-Reversal Symmetry-Breaking Flux State in an Organic Dirac Fermion System, J. Phys. Soc. Jpn. 93, 074708 (2024).
• D. Sasamoto and T. Morinari, General Formula for the Green’s Function Approach to the Spin-1/2 Antiferromagnetic Heisenberg Model, J. Phys. Soc. Jpn. 93, 024704 (2024).
• N. Tajima, Y. Kawasugi, T. Morinari, R. Oka, T. Naito, and R. Kato, Evidence for three-dimensional Dirac semimetal state in strongly correlated organic quasi-two-dimensional material, J. Phys. Soc. Jpn. 92, 123702 (2023).
• Y. Nakamura and T. Morinari, Theory for Planar Hall Effect in Organic Dirac Fermion System, J. Phys. Soc. Jpn., 92, 123701 (2023).
• N. Tajima, Y. Kawasugi, T. Morinari, R. Oka, T. Naito, and R. Kato, Coherent interlayer coupling in quasi-two-dimensional Dirac fermions in α-(BEDT-TTF)₂I₃, J. Phys. Soc. Jpn. 92, 013702 (2023).
• T. Terashima, H. T. Hirose, N. Kikugawa, S. Uji, D. Graf, T. Morinari, T. Wang, G. Mu, Anomalous High-Field Magnetotransport in CaFeAsF due to the Quantum Hall Effect, npj Quantum Mater. 7, 62 (2022).
• T. Morinari, Intervalley Tunneling and Crossover from the Positive to Negative Interlayer Magnetoresistance in Quasi-Two-Dimensional Dirac Fermion System with or without Mass Gap, J. Phys. Soc. Jpn. 90, 104709 (2021).
• Y. Unozawa, Y. Kawasugi, M. Suda, H. M. Yamamoto, R. Kato4, Y. Nishio, K. Kajita, T. Morinari, and N. Tajima, Quantum Phase Transition in Organic Massless Dirac Fermion System α-(BEDT-TTF)₂I₃ under Pressure, J. Phys. Soc. Jpn. 89, 123702 (2020).
• T. Morinari, Spin-density Wave Assisted Mott Transition at Finite Temperatures, J. Phys. Soc. Jpn. 89, 093702 (2020).
• T. Morinari, Dynamical time-reversal and inversion symmetry breaking, dimensional crossover, and chiral anomaly in α-(BEDT-TTF)₂I₃, J. Phys. Soc. Jpn. 89, 073705 (2020).
• T. Morinari, Short-range antiferromagnetic correlation effect on conduction electrons in two-dimensional strongly correlated electron systems, J. Phys. Soc. Jpn. 88, 104707 (2019).
• N. Tajima and T. Morinari, Tilted Dirac Cone Effect on Interlayer Magnetoresistance in α-(BEDT-TTF)₂I₃, J. Phys. Soc. Jpn. 87, 045002 (2018).
• T. Morinari, Relationship between Magnetic Anisotropy below Pseudogap Temperature and Short-Range Antiferromagnetic Order in High-Temperature Cuprate Superconductor, J. Phys. Soc. Jpn. 87, 063707 (2018).
• Yoshiki Iwasaki and T. Morinari, Magnetotransport in Layered Dirac Fermion System Coupled with Magnetic Moments, J. Phys. Soc. Jpn. 87, 033706 (1-4) (2018).
• A. Okabayashi and T. Morinari, Anisotropic diffusion of conduction electron under antiferromagnetic spin configuration, Int. J. Mod. Phys. B 30, 1650226 (1-6) (2016).
• T. Suda and T. Morinari, Destruction of Magnetic Long-Range Order by Hole-Induced Skyrmions in Two-Dimensional Heisenberg Model, J. Phys. Soc. Jpn. 85, 114702 (1-5) (2016).
• A. Okabayashi and T. Morinari, Theory of Spin Motive Force in One-Dimensional Antiferromagnetic Domain Wall, J. Phys. Soc. Jpn. 84, 033706 (1-4) (2015).
• Y. Matsui, T. Morinari, and T. Tohyama, Coexistence of Antiferromagnetism and Superconductivity in Iron-Based Superconductors, J. Phys. Soc. Jpn. 83, 094703 (1-5) (2014).
• T. Morinari and Y. Suzumura, On the Possible Zero-Gap State in Organic Conductor α-(BEDT-TSF)₂I₃ under Pressure, J. Phys. Soc. Jpn. 83, 094701 (1-5) (2014).
• K. Kubo and T. Morinari, Effect of Interlayer Spin-Flip Tunneling for Interlayer Magnetoresistance in Multilayer Massless Dirac Fermion Systems, J. Phys. Soc. Jpn. 83, 083701 (1-4) (2014).
• K. Kubo and T. Morinari, Spin Ordered States in Multilayer Massless Dirac Fermion Systems, J. Phys. Soc. Jpn. 83, 033702 (1-4) (2014).
• K. Sasaki and T. Morinari, Dirac Fermion State with Real Space π-Flux on Anisotropic Square Lattice and Triangular Lattice, J. Phys. Soc. Jpn. 83, 034712 (1-4) (2014).
• S. R. Park, T. Morinari, D. J. Song, C. S. Leem, C. Kim, S. K. Choi, K. Choi, J. H. Kim, F. Schmitt, S. K. Mo, D. H. Lu, Z.-X. Shen, H. Eisaki, T. Tohyama, J. H. Han, and C.-Y. Kim, Interaction of itinerant electrons and spin fluctuations in electron-doped cuprates, Phys. Rev. B 87, 174527 (1-9) (2013).
• T. Morinari and Y. Suzumura, Algebraic structure of Dirac fermion state in α-(BDET-TTF)₂I₃, J. Phys. Soc. Jpn. 82, 055002 (1-2) (2013).
• Y. Suzumura, T. Morinari, and F. Piéchon, Mechanism of Dirac Point in α Type Organic Conductor under Pressure, J. Phys. Soc. Jpn. 82, 023708 (1-4) (2013).
• T. Morinari, Topological Spin Texture Created by Zhang-Rice Singlets in Cuprate Superconductors, J. Phys. Soc. Jpn. 81, 074716 (1-7) (2012). (arXiv:1207.2245)
• H. Yoshizumi, T. Morinari, and T. Tohyama, Enhancement of Antiferromagnetic Correlations below Superconducting Transition Temperature in Bilayer Superconductors, Phys. Rev. B 85, 184523 (1-6) (2012).(arXiv:1203.0343)
• T. Morinari and T. Tohyama, Theory of inplane magnetoresistance in two-dimensional massless Dirac fermion system, Phys. Rev. B 82, 165117 (1-5) (2010).(arXiv:1006.0567)
• T. Morinari, E. Kaneshita, and T. Tohyama, Topological and Transport Properties of Dirac Fermions in Antiferromagnetic Metallic Phase of Iron-Based Superconductors, Phys. Rev. Lett. 105, 037203 (1-4) (2010).(arXiv:1003.5469
• T. Morinari and T. Tohyama, Crossover from Positive to Negative Interlayer Magnetoresistance in Multilayer Massless Dirac Fermion System with Non-Vertical Interlayer Tunneling, J. Phys. Soc. Jpn. 79, 044708 (1-6) (2010).(arXiv:0912.0566)
• E.Kaneshita, T.Morinari, and T. Tohyama, Modeling the Antiferromagnetic Phase in Iron Pnictides: Weakly Ordered State,Phys. Rev. Lett. 103, 247202(1-4) (2009).(arXiv:0909.1081)
• T.Morinari, H.Nakamura, M.Machida, and T.Tohyama, Effect of Fermi Surface Topology on Inter-Layer Magnetoresistance in Layered Multiband Systems: Application to LaFeAsO_1-xF_x, J. Phys. Soc. Jpn. 78, 114702(1-7) (2009).(arXiv:0906.3354)
• H. Yoshizumi, T. Tohyama, and T. Morinari, Induced Order in Nonequivalent Two-Leg Hubbard Ladder, Prog. Theor. Phys. 122, 943-951 (2009).(arXiv:0903.1697)
• T. Morinari, Pseudogap and Short-Range Antiferromagnetic Correlation Controlled Fermi Surface in Underdoped Cuprates: From Fermi Arc to Electron Pocket, J. Phys. Soc. Jpn. 78, 54708 (1-7) (2009).(arXiv:0805.1977)
• Y. Kurita, M. Kobayashi, T. Morinari, M. Tsubota, and H. Ishihara, Spacetime analog of Bose-Einstein condensates: Bogoliubov-de Gennes formulation, Phys. Rev. A 79, 43616 (1-8) (2009).(arXiv:0810.3088)
• T.Morinari, T.Himura, and T. Tohyama, Possible Verification of Tilted Anisotropic Dirac Cone in α-(BEDT-TTF)₂I₃ Using Interlayer Magnetoresistance, J. Phys. Soc. Jpn. 78, 23704 (1-4) (2009).(arXiv:0811.3041)
• T. Morinari, Fluctuation effect in the π-flux state,J. Phys. Soc. Jpn. 77, 114708 (1-10) (2008).(arXiv:0804.3435)
• T. Morinari, Strong-coupling analysis of QED₃ for excitation spectrum broadening in the undoped high-temperature superconductors, Phys. Rev. B 77, 075128 (1-5) (2008).(arXiv:0709.4550)
• Y. Kurita and T. Morinari, Formation of a sonic horizon in isotropically expanding Bose-Einstein condensates, Phys. Rev. A 76, 053603 (1-6) (2007).(arXiv:0704.1096)
• T. Morinari, Half-skymion picture of single hole-doped high-T_c cuprate with Neel ordering, J. Magn. Magn. Mater. 302, 382-86 (2006).(arXiv:cond-mat/0507666)
• T. Morinari, Mechanism of d_x2-y2-wave superconductivity based on hole-doping-induced spin texture in high T_c cuprates, Phys. Rev. B 73, 064504 (1-6) (2006).(arXiv:cond-mat/0509632)
• T. Morinari, An alternative formalism for the slave particle mean field theory of the t-J model without deconfinement, Supercond. Sci. Technol. 18, 1073-76 (2005).(arXiv:cond-mat/0507356)
• T. Morinari, Effective theory for high-temperature superconductivity based on duality at S=1/2 antiferromagnetic Heisenberg model, Mod. Phys. Lett. B 19, 571-79 (2005).
• T. Morinari, Half-skyrmion picture of a single-hole-doped CuO₂ plane, Phys. Rev. B 72, 104502 (1-10) (2005).(arXiv:cond-mat/0502437)
• T. Morinari, Evolution of Neel order and localized spin moment in the doped two-dimensional Hubbard model, J. Magn. Magn. Mater. 281, 188-94 (2004).(arXiv:cond-mat/0207486)
• T. Morinari, Unified picture of Neel order destruction, d-wave superconductivity and the pseudogap phase for high T_c cuprates, Supercond. Sci. Tech. 16, 624-27 (2003).
• S. Sachdev and T. Morinari, Strongly coupled quantum criticality with a Fermi surface in two dimensions,
  Phys. Rev. B 66, 235117 (1-15) (2002).(arXiv:cond-mat/0207167)
• T. Morinari, Mechanism of unconventional superconductivity induced by skyrmion excitations in two-dimensional strongly correlated electron systems, Phys. Rev. B 65, 064513 (1-13) (2002).(arXiv:cond-mat/0112374)
• T. Morinari, Tunneling effect on the composite fermion pairing state in bilayer quantum Hall systems, Phys. Rev. B 65, 115319 (1-5) (2002).(arXiv:cond-mat/0112473)
• T. Morinari, d-wave superconductivity induced by Chern-Simons term in high-T_c cuprates,J. Phys. Soc. Jpn. 70, 1472-75 (2001).(arXiv:cond-mat/0010199)
• T. Morinari, Mechanism of superconductivity in a two-dimensional double-exchange system with spin-orbit coupling, Phys. Rev. B 64, 012510 (1-4) (2001).
• T. Morinari and M. Sigrist, Influence of chiral surface states on the London penetration depth in Sr₂RuO₄, J. Phys. Soc. Jpn. 69, 2411-14 (2000).(arXiv:cond-mat/0005312)
• T. Morinari, Composite fermion pairing theory in single-layer systems, Phys. Rev. B 62, 15903-12 (2000).
• T. Morinari, Composite-fermion pairing in bilayer quantum Hall systems, Phys. Rev. B 59, 7320-22 (1999).(arXiv:cond-mat/9801040)
• T. Morinari, Quantum Hall effect at half-filled Landau level, Phys. Rev. Lett. 81, 3741-44 (1998).(arXiv:cond-mat/9803129)
• T. Morinari and N. Nagaosa, Edge modes in the hierarchical fractional quantum Hall liquids with Coulomb interaction, Solid State Commun. 100, 163-67 (1996).(arXiv:cond-mat/9606010)

Review

• T. Morinari, Half-Skyrmion theory for high-temperature superconductivity, in “The Multifaceted Skyrmion” (World Scientific, 2010) ed. G.E. Brown and M. Rho.(arXiv:0908.3385)

Proceedings

• T. Morinari, Protection of the Massless Dirac Fermion Spectrum Against Spin–Orbit Interaction by Nearest-Neighbor Coulomb Interaction, JPS Conf. Proc. 38, 011151 (2023).
• K. Kubo and T. Morinari, Anisotropic spin motive force in multi-layered Dirac fermion system, α-(BEDT-TTF)₂I₃, J. Phys.: Conf. Ser. 603, 012012 (1-6) (2015) .
• F. Piéchon, Y. Suzumura, T. Morinari, Plaquette chirality patterns for robust zero-gap states in α-type organic conductor, J. Phys.: Conf. Ser. 603, 012010 (1-14) (2015).
• T. Morinari, Chirality effect on superconductivity, J. Phys.: Conf. Ser. 603, 012007 (1-8) (2015) .
• T.Morinari, Dirac fermions in α-(BEDT-TTF)₂I₃: some topological properties, Physica B 405, S192-S194 (2010).
• T.Himura, T.Morinari, and T.Tohyama, Pressure dependence of interlayer magnetoresistance in α-(BEDT-TTF)₂I₃, Physica B 405, S157-S159 (2010).
• T. Morinari, E.Kaneshita, and T.Tohyama, Fermi surface topology effect on interlayer magnetoresistance with in-plane magnetic field in layered multiband system: Application to FeAs-based superconductors, Physica C 470, 95-97 (2010).
• T.Morinari, T.Himura, and T.Tohyama, Interlayer magnetoresistance theory for layered Dirac fermion systems: Application to α-(BEDT-TTF)₂I₃, Physica E 42, 763-766 (2010).
• T. Morinari, Chiral spin texture scenario for high-temperature superconductivity, Physica C 4, 1000-01 (2007).
• T. Morinari, Half-skyrmion picture for high-temperature superconductivity and its simulation in cold atoms, J. Phys. B: At. Mol. Opt. Phys. 5, S37-S45 (2006).
• T. Morinari, Mechanism of unconventional superconductivity in strongly correlated electron systems, J. Phys. Chem. Solids 6, 1549-53 (2002).