Publications
Preprints
G. Budiutama, S. Daimon, H. Nishi, R. Kaneko, T. Ohtsuki, and Y-i. Matsushita
"Channel Attention for Quantum Convolutional Neural Networks"
R. Kaneko, M. Imada, Y. Kabashima, and T. Ohtsuki
"Forecasting Long-Time Dynamics in Quantum Many-Body Systems by Dynamic Mode Decomposition"
D. Kagamihara, R. Kaneko, K. Mochizuki, and I. Danshita
TBA
Accepted papers and proceedings
R. Kaneko, M. Kunimi, and I. Danshita
"Quantum many-body scars in the Bose-Hubbard model with a three-body constraint"
Phys. Rev. A 109, L011301 (2024)
DOI:10.1103/PhysRevA.109.L011301
M. T. Schmid, J.-B. Morée, R. Kaneko, Y. Yamaji, and M. Imada
"Superconductivity Studied by Solving Ab Initio Low-Energy Effective Hamiltonians for Carrier Doped CaCuO2, Bi2Sr2CuO6, Bi2Sr2CaCu2O8, and HgBa2CuO4"
Phys. Rev. X 13, 041036 (2023)
DOI:10.1103/PhysRevX.13.041036
R. Kaneko and I. Danshita
"Dynamics of correlation spreading in low-dimensional transverse-field Ising models"
Phys. Rev. A 108, 023301 (2023)
DOI:10.1103/PhysRevA.108.023301
D. Kagamihara, R. Kaneko, S. Yamashika, K. Sugiyama, R. Yoshii, S. Tsuchiya, and I. Danshita
(The authors Daichi Kagamihara and Ryui Kaneko contributed equally to this work.)
"Rényi entanglement entropy after a quantum quench starting from insulating states in a free boson system"
Phys. Rev. A 107, 033305 (2023)
DOI:10.1103/PhysRevA.107.033305
S. Goto, R. Kaneko, and I. Danshita
"Evaluating thermal expectation values by almost ideal sampling with Trotter gates"
Phys. Rev. B 107, 024307 (2023)
DOI:10.1103/PhysRevB.107.024307
M. Mikkelsen, R. Kaneko, D. Kagamihara, and I. Danshita
"Resonant superfluidity in the Rabi-coupled spin-dependent Fermi-Hubbard model"
Phys. Rev. A 106, 043316 (2022)
DOI:10.1103/PhysRevA.106.043316
T. Ogino, R.Kaneko, S. Morita, and S. Furukawa
"Ground-state phase diagram of a spin-1/2 frustrated XXZ ladder"
Phys. Rev. B 106, 155106 (2022)
DOI:10.1103/PhysRevB.106.155106
R. Kaneko and I. Danshita
"Tensor-network study of correlation-spreading dynamics in the two-dimensional Bose-Hubbard model"
Commun. Phys. 5, 65 (2022)
DOI:10.1038/s42005-022-00848-9
H. Kohshiro, R. Kaneko, S. Morita, H. Katsura, and N. Kawashima
"Multiple magnetization plateaus induced by farther neighbor interactions in an S=1 two-leg Heisenberg spin ladder"
Phys. Rev. B 104, 214409 (2021)
DOI:10.1103/PhysRevB.104.214409
T. Ogino, S. Furukawa, R. Kaneko, S. Morita, and N. Kawashima
"Symmetry-protected topological phases and competing orders in a spin-1/2 XXZ ladder with a four-spin interaction"
Phys. Rev. B 104, 075135 (2021)
DOI:10.1103/PhysRevB.104.075135
S. Goto, R. Kaneko, and I. Danshita
"Matrix product state approach for a quantum system at finite temperatures using random phases and Trotter gates"
Phys. Rev. B 104, 045133 (2021)
DOI:10.1103/PhysRevB.104.045133
R. Kaneko, Y. Douda, S. Goto, and I. Danshita
"Reentrance of the Disordered Phase in the Antiferromagnetic Ising Model on a Square Lattice with Longitudinal and Transverse Magnetic Fields"
J. Phys. Soc. Jpn. 90, 073001 (2021)
T. Ogino, R. Kaneko, S. Morita, S. Furukawa, and N. Kawashima
"Continuous phase transition between Neel and valence bond solid phases in a J-Q-like spin ladder system"
Phys. Rev. B 103, 085117 (2021)
DOI:10.1103/PhysRevB.103.085117
H.-Y. Lee, R. Kaneko, L. E. Chern, T. Okubo, Y. Yamaji, N. Kawashima, and Y. B. Kim
"Magnetic field induced quantum phases in a tensor network study of Kitaev magnets"
Nat. Commun. 11, 1639 (2020)
DOI:10.1038/s41467-020-15320-x
L.-E. Chern, R. Kaneko, H.-Y. Lee, and Y. B. Kim
"Magnetic field induced competing phases in spin-orbital entangled Kitaev magnets"
Phys. Rev. Research 2, 013014 (2020)
DOI:10.1103/PhysRevResearch.2.013014
H.-Y. Lee, R. Kaneko, T. Okubo, and N. Kawashima
"Abelian and non-Abelian chiral spin liquids in a compact tensor network representation"
Phys. Rev. B 101, 035140 (2020)
DOI:10.1103/PhysRevB.101.035140
H.-Y. Lee, R. Kaneko, T. Okubo, and N. Kawashima
"Gapless Kitaev Spin Liquid to Classical String Gas through Tensor Networks"
Phys. Rev. Lett. 123, 087203 (2019)
DOI:10.1103/PhysRevLett.123.087203
R. Kaneko, Y. Nonomura, and M. Kohno
"Thermal algebraic-decay charge liquid driven by competing short-range Coulomb repulsion"
Phys. Rev. B 97, 205125 (2018)
DOI:10.1103/PhysRevB.97.205125
M. Bijelic, R. Kaneko, C. Gros, and R. Valentí
"Suppression of topological Mott-Hubbard phases by multiple charge orders in the honeycomb extended Hubbard model"
Phys. Rev. B 97, 125142 (2018)
DOI:10.1103/PhysRevB.97.125142
R. Kaneko, L. F. Tocchio, R. Valentí, and F. Becca
"Charge orders in organic charge-transfer salts"
New J. Phys. 19, 103033 (2017)
R. Kaneko, L. F. Tocchio, R. Valentí, and C. Gros
"Emergent lattices with geometrical frustration in doped extended Hubbard models"
Phys. Rev. B 94, 195111 (2016)
DOI:10.1103/PhysRevB.94.195111
R. Kaneko, L. F. Tocchio, R. Valentí, F. Becca, and C. Gros
"Spontaneous symmetry breaking in correlated wave functions"
Phys. Rev. B 93, 125127 (2016)
DOI:10.1103/PhysRevB.93.125127
S. Morita, R. Kaneko, and M. Imada
"Quantum Spin Liquid in Spin 1/2 J_1-J_2 Heisenberg Model on Square Lattice: Many-Variable Variational Monte Carlo Study Combined with Quantum-Number Projections"
J. Phys. Soc. Jpn. 84, 024720 (2015)
R. Kaneko, S. Morita, and M. Imada
"Gapless Spin-Liquid Phase in an Extended Spin 1/2 Triangular Heisenberg Model"
J. Phys. Soc. Jpn. 83, 093707 (2014)
R. Kaneko, S. Morita, and M. Imada
"Improved multi-variable variational Monte Carlo method examined by high-precision calculations of one-dimensional Hubbard model"
J. Phys.: Conf. Ser. 454, 012046 (2013)
DOI:10.1088/1742-6596/454/1/012046
R. Kaneko, T. Misawa, and M. Imada
"Magnetization Step in Spatially Distorted Heisenberg Kagome Antiferromagnets"
J. Phys. Soc. Jpn. 79, 073708 (2010)
Thesis
[Doctor thesis]
R. Kaneko (Supervisor: Prof. M. Imada)
"Numerical Study of Strongly Correlated Electron Systems with Geometrical Frustration"
（幾何学的フラストレーションを有する強相関電子系の数値的研究）
Ph.D. in Engineering, Department of Applied Physics, Faculty of Engineering, University of Tokyo, March 2014.
http://hdl.handle.net/2261/57880
[Master thesis]
R. Kaneko (Supervisor: Prof. M. Imada)
"Theoretical Study of Classical and Quantum Heisenberg Model on Kagome Lattice"
（カゴメ格子上の古典および量子ハイゼンベルグ模型の理論的研究）
Master of Engineering, Department of Applied Physics, Faculty of Engineering, University of Tokyo, March 2011.