論文・解説

2020

Title Authors Paper

2019

Title Authors Paper
Frustration-Induced Supersolid Phases of Extended Bose-Hubbard Model in the Hard-Core Limit Wei-Lin Tu, Huan-Kuang Wu, and Takafumi Suzuki arXiv:1912.12464.
Quantized ΔS=2 Excitation Spectra by Confinement in an S=1 Spin Chain Takafumi Suzuki and Sei-ichiro Suga J. Phys. Soc. Jpn. 88, 0537028 (2019).
Temperature Dependence of Heat Capacity in the Kitaev-Heisenberg Model on a Honeycomb Lattice Takafumi Suzuki and Youhei Yamaji J. Phys. Soc. Jpn. 88, 115001 (2019).

2018

Title Authors Paper
Thermal properties of spin-S Kitaev-Heisenberg model on a honeycomb lattice Takafumi Suzuki and Youhei Yamaji Physica B: Condensed Mater 536, 637-639 (2018).
Field dependence of THz spectra of effective models for α-RuCl3 Takafumi Suzuki and Sei-iciro Suga AIP Advances 8, 101414 (2018).
Dynamical spin structure factors of α-RuCl3 Takafumi Suzuki and Sei-iciro Suga J. Phys.: Conf. Ser. 969, 012123 (2018).
Effective model with strong Kitaev interactions for α-RuCl3 Takafumi Suzuki and Sei-iciro Suga Phys. Rev. B 97, 134424 (2018).
Quantized excitation spectra by magnon confinement in quasi-one-dimensional S=1 spin systems Takafumi Suzuki and Sei-iciro Suga Phys. Rev. B 98, 180406 (2018). [Editor's choice]

2017

Title Authors Paper
Magnetic excitations of Kitaev-Heisenberg models on honeycomb lattices Y. Yamaji, T. Suzuki, T. Yamada, . Suga, N.i Kawashima, and M. Imada Physica B: Condensed Mater 525, 91-93 (2017).

2016

Title Authors Paper
Clues and criteria for designing a Kitaev spin liquid revealed by thermal and spin excitations of the honeycomb iridate Na2IrO3 Y. Yamaji, T. Suzuki, T. Yamada, . Suga, N. Kawashima, and M. Imada Phys. Rev. B 93, 174425 (2016).

2015

Title Authors Paper
Thermal phase transition of generalized Heisenberg models for SU(N) spins on square and honeycomb lattices T. Suzuki, K. Harada, H. Matsuo, S. Todo, and N. Kawashima Phys. Rev. B 91, 094414 (2015)
Thermal phase transitions to valence-bond-solid phase in two-dimensional generalized SU(N) Heisenberg models T. Suzuki, K. Harada, H. Matsuo, S. Todo, and N. Kawashima J. Phys.: Conf. Ser. 592, 012114 (2015)
Dynamical Properties of Honeycomb-Lattice Iridates Na2IrO3 T. Suzuki, T. Yamada, Y. Yamaji, and S. Suga Phys. Rev. B 92, 184411 (2015)

2014

Title Authors Paper
Parallelizd Quantum Monte Carlo Algorithm with Nonlocal Worm Updates A. Masaki-Kato, T. Suzuki, K. Harada, S. Todo, and N. Kawashima Phys. Rev. Lett. 112, 140603 (2014)
Three-body losses of repulsively interacting three-component fermionic atoms in optical lattice S. Suga and K. Inada J. Phys.: Conf. Ser. 521, 012166(1-4)(2014)

2013

Title Authors Paper
Bimodal Momentum Distribution of High-Density Supersolid State T. Ohgoe, T. Suzuki, N. Kawashima Journal of Low Temperature Physics, vol. 171, 309-314 (2013)
Possibility of deconfined criticality in SU(N) Heisenberg models at small N K. Harada, T. Suzuki, T. Okubo, H. Matsuo, S. Todo, and N. Kawashima Phys. Rev. B 88, 220408 (2013)
Superfluid, Staggered State, and Mott Insulator of Repulsively Interacting Three-Component Fermionic Atoms in Optical Lattices (Invited Review Article) K. Inaba and S. Suga Mod. Phys. Lett. B 27, 1330008 (2013)
Long distance entanglement in one-dimensional quantum systems under sinusoidal deformation T. Hikihara and T. Suzuki Phys. Rev. A 87, 042337 (2013)

2012

Title Authors Paper
Superfluid state of repulsively interacting three-component fermionic atoms in optical lattices K. Inaba and S. Suga Phys. Rev. Lett. 108, 255301 (2012)
Commensurate Supersolid of Three-Dimensional Lattice Bosons T. Ohgoe, T. Suzuki, and N. Kawashima Phys. Rev. Lett.108, 185302 (2012)
Validity of projected Gross-Pitaevskii simulation: Comparison with quantum Monte Carlo T.Sato, Y. Kato, T. Suzuki, and N. Kawashima Phys. Rev. E 85, 050105(R) (2012)
Ground-state phase diagram of the two-dimensional extended Bose-Hubbard model T. Ohgoe, T. Suzuki, and N. Kawashima Phys. Rev. B 84, 054520 (2012)
Gapless edge states and their stability in two-dimensional quantum magnets T. Suzuki and M. Sato Phys. Rev. B 86, 224411 (2012)
Quantum Phases of hard-core bosons on two-dimensional lattices with anisotropic dipole-dipole interaction T. Ohgoe, T. Suzuki, and N. Kawashima Phys. Rev. A86, 063635 (2012)
Double peaks in the momentum distribution of cold polar molecules in the supersolid state T. Ohgoe, T. Suzuki, and N. Kawashima Journal of Physics: Conference Series, 400, 012058 (2012)
Perturbative approach to three-component fermionic atoms in optical lattices S. Suga and K. Inaba J. Phys. Conf. ser. 391, 012166 (2012)

2011

Title Authors Paper
Novel Mechanism of Supersolid of Ultracold Polar Molecules in Optical Lattices T. Ohgoe, T. Suzuki, and N. Kawashima J. Phys. Soc. Jpn. 80, 113001 (2011)
Single-ion anisotropy in Haldane chains and the form factor of the O(3) nonlinear sigma model S. C. Furuya, T. Suzuki, S. Takayoshi, Y. Maeda, and M. Oshikawa Phys. Rev. B 84, 180410(R) (2011)
Two-orbital Kondo effect in quantum dot coupled to ferromagnetic leads: H. Yoshizumi, K. Inaba, T. Kita, and S. Suga Phys. Rev. B 83, 155310 (2011)
Color superfluidity and trionic state of three-component lattice fermionic atoms S. Miyatake, K. Inaba, and S. Suga J. Phys. Conference series, 273, 012008 (2011)
Three-component Repulsive Fermionic Atoms in Optical Lattices at finite temperatures S. Suga and K. Inaba J. Phys. Conference series 273, 012016 (2011)
Color superfluid and trionic state of attractive three-component lattice fermionic atoms at finite temperatures K. Inaba and S. Suga Modern Phys. Lett. B 25, 987 (2011)

2010

Title Authors Paper
Mott Transitions of Three-Component Fermionic Atoms with Repulsive Interaction in Optical Lattices K. Inaba , S. Miyatake, and S. Suga Phys. Rev. A 82, 051602(R) (2010)
Cellular Dynamical Mean Field Study on Two-Orbital Hubbard Model with Different Bandwidths T. Kita, T. Ohashi, and S. Suga J. Phys. Soc. Jpn. 79, 014713 (2010)
Three-Component Fermionic Atoms with Repulsive Interaction in Optical Lattices S. Miyatake, K. Inaba, and S. Suga Phys. Rev. A 81, 021603(R) (2010)
Spatial Fluctuations in Two-Orbital Hubbard Model T. Kita, T. Ohashi, and S. Suga J. Phys. Conference ser. 200, 012086 (2010)
Quantum phase transitions of three-component repulsive fermionic atoms in optical lattices S. Miyatake, K. Inaba, and S. Suga Physica C (2010) in press
Multiorbital Kondo effect in quantum dots coupled to ferromagnetic leads H. Yoshizumi, T. Kita, and S. Suga Physica E 42, 868 (2010)

2009

Title Authors Paper
Finite-Temperature Properties of Attractive Three-Component Fermionic Atoms in Optical Lattices K. Inaba and S. Suga Phys. Rev. A 80, 041602(R) (2009)
Supersolid state in fermionic optical lattice systems A. Koga, T. Higashiyama, K. Inaba, S. Suga, and N. Kawakami Phys. Rev. A 79, 013607 (2009)
Universal temperature dependence of the electron number in the one-dimensional Hubbard model J. Maeda and S. Suga J. Phys. Soc. Jpn. 78, 104719 (2009)
Spatial fluctuations of spin and orbital in two-orbital Hubbard model T. Kita, T. Ohashi, and S. Suga Phys. Rev. B. 79, 245128 (2009)
Density-Wave and Antiferromagnetic States of Fermionic Atoms in Optical Lattices T. Higashiyama, K. Inaba, and S. Suga Phys. Rev. A 79, 023607 (2009)
patial fluctuations of spin and orbital in two-orbital Hubbard model: cluster dynamical mean field study T. Kita, T. Ohashi, and S. Suga J. Phys.: Confer.ser. 150, 042094 (2009)
Zero-temperature phase diagram of two dimensional Hubbard model K. Inaba, A. Koga, S. Suga, and N. Kawakami J. Phys.: Confer.ser. 150, 042066 (2009)
Superfluid-insulator transition of two-band fermionic atom systems in optical lattices T. Higashiyama, K. Inaba, and S. Suga J. Phys.: Confer.ser. 150, 032098 (2009)
Supersolid state in a fermionic optical lattice system A. Koga, T. Higashiyama, K. Inaba, S. Suga, and N. Kawakami J. Phys.: Confer.ser. 150, 032046 (2009)
Multiband effects on fermionic atoms in optical lattices T. Higashiyama, K. Inaba, and S. Suga J. Phys.: Confer.ser. 150, 032030 (2009)
[解説] 自己エネルギー汎関数法 - モット転移の解析 稲葉謙介、古賀昌久、菅誠一郎、川上則雄 物性研究 91 (2009) 335-370