Publications in refereed journals

Last modified: January 12, 2014

Back to the list of selected papers
  1. Sheldon Goldstein, Takashi Hara, and Hal Tasaki
    Time Scales in the Approach to Equilibrium of Macroscopic Quantum Systems
    Phys. Rev. Lett. 111, 140401 (2013)
  2. Hal Tasaki
    Polar and Antiferromagnetic Order in f= 1 Boson Systems
    Phys. Rev. Lett. 110, 230402 (2013)
  3. Hosho Katsura and Hal Tasaki
    Ground States of the Spin-1 Bose-Hubbard Model
    Phys. Rev. Lett. 110, 130405 (2013)
  4. Keiji Saito and Hal Tasaki
    Extended Clausius Relation and Entropy for Nonequilibrium Steady States in Heat Conducting Quantum Systems
    J. Stat. Phys., 145, 1275--1290 (2011)
  5. Yohei Morikuni and Hal Tasaki
    Quantum Jarzynski-Sagawa-Ueda Relations
    J. Stat. Phys., 141, 1--10 (2011)
  6. Teruhisa S. Komatsu, Naoko Nakagawa, Shin-ichi Sasa, and Hal Tasaki
    Entropy and nonlinear nonequilibrium thermodynamic relation for heat conducting steady states
    J. Stat. Phys., 142, 127--153 (2011)
  7. Hosho Katsura, Isao Maruyama, Akinori Tanaka, and Hal Tasaki
    Ferromagnetism in the Hubbard model with topological/non-topological flat bands
    Europhysics Letters 91 57007 (2010)
  8. Teruhisa S. Komatsu, Naoko Nakagawa, Shin-ichi Sasa, Hal Tasaki, and Nobuyasu Ito
    Stationary Distribution and Thermodynamic Relation in Nonequilibrium Steady States
    Prog. Theor. Phys. 184, 329-338 (2010)
  9. Teruhisa S. Komatsu, Naoko Nakagawa, Shin-ichi Sasa, and Hal Tasaki
    Representation of nonequilibrium steady states in large mechanical systems
    J. Stat. Phys., 134, 401--423 (2009)
  10. Hal Tasaki
    Hubbard model and the origin of ferromagnetism
    Eur. Phys. J. B 64, 365--372 (2008)
  11. Teruhisa S. Komatsu, Naoko Nakagawa, Shin-ichi Sasa, and Hal Tasaki
    Steady State Thermodynamics for Heat Conduction: Microscopic Derivation
    Phys. Rev. Lett. 100, 230602 (2008), archived as 0711.0246.
  12. Akinori Tanaka and Hal Tasaki
    Meatallic Ferromagnetism in the Hubbard Model: A Rigorous Example
    Phys. Rev. Lett. 98, 116402 (2007)
  13. Christian Maes and Hal Tasaki
    Second Law of Thermodynacmis for Macroscopic Mechanics Coupled to Thermodynamic Degrees of Freedom
    Lett. Math. Phys. 79, 251--261 (2007)
  14. Shin-ichi Sasa and Hal Tasaki
    Steady State Thermodynamics
    J. Stat. Phys. 125, 125--227 (2006)
  15. Hal Tasaki
    The Coefficient of Restitution Does Not Exceed Unity
    J. Stat. Phys. 123, 1361--1374 (2006)
  16. Rapahel Lefevere and Hal Tasaki
    High-Temperature Expansion for Nonequilibrium Steady States in Driven Lattice Gases
    Phys. Rev. Lett. 94, 200601 (2005)
  17. Hal Tasaki
    Ferromagnetism in the Hubbard model --- a constructive approach
    Commun. Math. Phys. 242, 445--472 (2003)
  18. Hal Tasaki
    The Hubbard Model: Introduction and Selected Rigorous Results
    J. Phys. Cond. Matt. 10:4353--4378, 1998.
    (Archived as cond-mat/9512169. Link to server in US, Italy, Japan.)
  19. Hal Tasaki
    From Nagaoka's ferromagnetism to flat-band ferromagnetism and beyond: An introduction to ferromagnetism in the Hubbard model
    Prog. Theor. Phys., 99:489--548, 1998.
    (Archived as cond-mat/9712219. Link to server in US, Italy, Japan.)
  20. Hal Tasaki
    From Quantum Dynamics to the Canonical Distribution: General Picture and a Rigorous Example
    Phys. Rev. Lett., 80:1373-1376, 1998.
    (Archived as cond-mat/9707253. Link to server in US, Italy, Japan.)
  21. Hal Tasaki.
    Stability of ferromagnetism in Hubbard models with nearly-flat bands.
    J. Stat. Phys., 84:535-653, 1996.
  22. Hal Tasaki.
    Ferromagnetism in Hubbard models.
    Phy. Rev. Lett., 75:4678-4681, 1995.
    (Archived as cond-mat/9509063. Link to server in US, Italy, Japan.)
  23. Tohru Koma and Hal Tasaki.
    Classical XY-model in 1.99 dimensions.
    Phy. Rev. Lett., 74:3916-3919, 1995. (Erratum in Phy. Rev. Lett., 75:984, 1995.)
    (Archived as cond-mat/9708126. Link to server in US, Italy, Japan.)
  24. Hal Tasaki.
    Stability of ferromagnetism in the Hubbard model.
    Phy. Rev. Lett., 73:1158-1161, 1994.
  25. Tohru Koma and Hal Tasaki.
    Symmetry breaking and finite size effects in quantum many-body systems.
    J. Stat. Phys., 76:745-803, 1994.
    (Archived as cond-mat/9708132. Link to server in US, Italy, Japan.)
  26. Hal Tasaki.
    Uniqueness of ground states in exactly solvable Hubbard, periodic Anderson, and Emery models.
    Phy. Rev., B49:7763-7766, 1994.
  27. Andreas Mielke and Hal Tasaki.
    Ferromagnetism in the Hubbard model -- examples from models with degenerate single-electron ground states.
    Commun. Math Phys., 158:341-371, 1993.
    (Archived as cond-mat/9305026. Link to server in US, Italy, Japan.)
  28. Tohru Koma and Hal Tasaki.
    Symmetry breaking and long range order.
    Commun. Math Phys., 158:191-214, 1993.
  29. Hal Tasaki.
    Exact resonating-valence-bond ground state and possibility of superconductivity in repulsive Hubbard model.
    Phy. Rev. Lett., 70:3303-3306, 1993.
  30. Tohru Koma and Hal Tasaki.
    Symmetry breaking and long range order in Heisenberg antiferromagnets.
    Phy. Rev. Lett., 70:93-95, 1993.
  31. Hal Tasaki.
    Ferromagnetism in the Hubbard model with degenerate single-electron ground states.
    Phy. Rev. Lett., 69:1608-1611, 1992.
  32. Tohru Koma and Hal Tasaki.
    Decay of superconducting and magnetic correlations in one and two dimensional Hubbard models.
    Phy. Rev. Lett., 68:3248-3251, 1992.
    (Archived as cond-mat/9709068. Link to server in US, Italy, Japan.)
  33. Mahito Kohmoto and Hal Tasaki.
    Hidden Z2×Z2 symmetry breaking and the Haldane phase in S = 1/2 quantum spin chain with bond alternation.
    Phy. Rev., B46:3486-3495, 1992.
  34. Tom Kennedy and Hal Tasaki.
    Hidden symmetry breaking and the Haldane phase in S=1 quantum spin chains.
    Commun. Math Phys., 147:431-484, 1992.
  35. Tom Kennedy and Hal Tasaki.
    Hidden Z2×Z2 symmetry breaking in Haldane gap antiferromagnets.
    Phy. Rev., B45:304-307, 1992.
  36. Hal Tasaki.
    Haldane gap antiferromagnets in a transverse magnetic field.
    J. Phys.: Condens. Matter, 3:5875-5880, 1991.
  37. Hal Tasaki.
    Quantum liquid in antiferromagnets: A stochastic geometric approach to the Haldane gap.
    Phy. Rev. Lett., 66:798-801, 1991. (Erratum in Phy. Rev. Lett., 75:354, 1995.)
  38. Hal Tasaki and Mahito Kohmoto.
    Resonating-valence-bond ground state in a large-n t-J model.
    Phy. Rev., B42:2547-2550, 1990.
  39. Hal Tasaki.
    Marshall-Lieb-Mattis theorem for a class of t-J model.
    J.Phys., A23:L557-L560, 1990.
  40. Hal Tasaki.
    Haldane gap in three dimensions: A rigorous example.
    Phy. Rev. Lett., 64:2066-2069, 1990.
  41. Hal Tasaki.
    Extension of Nagaoka's theorem on the large-U Hubbard model.
    Phy. Rev., B40:9192-9193, 1989.
  42. Hal Tasaki.
    Order and disorder in the resonating-valence-bond state.
    Phy. Rev., B40:9183-9191, 1989.
  43. Hal Tasaki.
    On the upper critical dimensions of random spin systems.
    J. Stat. Phys., 54:163-170, 1989.
  44. Tom Kennedy, Elliott H. Lieb, and Hal Tasaki.
    A two dimensional isotropic quantum antiferromagnet with unique disordered ground state.
    J. Stat. Phys., 53:383-415, 1988.
  45. Hideki Takayasu and Ikuko Nishikawa andHal Tasaki.
    Power law mass distribution of aggregation systems with injection.
    Phy. Rev., A37:3110-3117, 1988.
  46. Ian Affleck, Tom Kennedy, Elliott H. Lieb, and Hal Tasaki.
    Valence-bond ground states in isotropic quantum antiferromagnets.
    Commun. Math Phys., 115:477-528, 1988.
  47. Ian Affleck, Tom Kennedy, Elliott H. Lieb, and Hal Tasaki.
    Rigorous results on valence-bond ground states in antiferromagnets.
    Phy. Rev. Lett., 59:899-902, 1987.
  48. Hal Tasaki.
    Hyperscaling inequalities for percolation.
    Commun. Math Phys., 113:49-65, 1987.
  49. Hal Tasaki.
    Geometric critical exponent inequalities for general random cluster models.
    J. Stat. Phys., 113:841-847, 1987.
  50. Takashi Hara and Hal Tasaki.
    Rigorous renormalization group analysis of φ4 field theory.
    Prog. Theor. Phys. Suppl., 92:26-45, 1987.
  51. Hal Tasaki and Takashi Hara.
    Critical behavior in a system of branched polymers.
    Prog. Theor. Phys. Suppl., 92:14-25, 1987.
  52. Hal Tasaki.
    Critical phenomena in fractal spin systems.
    J. Phys., A20:4521-4529, 1987.
  53. Hal Tasaki.
    On the motion of the first Lee-Yang zero.
    J. Math. Phys. 288:1164-1166, 1987.
  54. Takashi Hara and Hal Tasaki.
    A rigorous control of logarithmic correction in four dimensionall φ4 spin systems II. critical behavior of susceptibility and correlation length.
    J. Stat. Phys., 47:92-121, 1987.
  55. Hiroyuki Ito and Hal Tasaki.
    Stability theory for nonlinear Klein-Gordon kinks and the Morse's index theorem.
    Phys. Lett., 113A:179-182, 1985.
  56. Hal Tasaki and Takashi Hara.
    Collapse of random surface in connected plaquette model.
    Phys. Lett., 112A:115-118, 1985.
  57. Hal Tasaki.
    Gaussian bounds for correlations in lattice spin systems.
    J. Stat. Phys., 38:873-890, 1985.
  58. Takashi Hara, Tetsuya Hattori, and Hal Tasaki.
    Skeleton inequalities and mean field properties for lattice spin systems.
    J. Math. Phys., 26:2922-2929, 1985.
  59. Hal Tasaki and Takashi Hara.
    Mean field bound and GHS inequality.
    J. Stat. Phys., 35:99-107, 1984.
  60. Takashi Hara and Hal Tasaki.
    Fisher's inequality revisited.
    Phys. Lett., 100A:1666-1668, 1984.
Hal Tasaki
Department of Physics, Gakushuin University
Hal Tasaki's home page in Japanese
Hal Tasaki's home page in English

hal.tasaki@gakushuin.ac.jp