学術論文 - 土屋研究室

T. Sakamoto, R. Yoshii, and S. Tsuchiya, “Violation of the Leggett-Garg Inequality for Dynamics of a Bose-Einstein Condensate in a Double-Well Potential”, arXiv:2407.05304.
S. Yamashika, F. Ares, and P. Calabrese, “Entanglement asymmetry and quantum Mpemba effect in two-dimensional free-fermion systems”, arXiv:2403.04486 (accepted for publication in PRB).
S. Ishigaki, M. Matsumoto, and R. Yoshii “A domain wall and chiral edge current in holographic chiral phase transitions”, arXiv:2402.04657.
Naoto Tsuji, Ippei Danshita, and Shunji Tsuchiya, “Higgs and Nambu-Goldstone modes in condensed matter physics”, Encyclopedia of Condensed Matter Physics (2nd ed.), Vol. 1, 174 (2024).

S. Yamashika, F. Ares, and P. Calabrese, “Time evolution of entanglement entropy after quenches in two-dimensional free fermion systems: A dimensional reduction treatment”, Phys. Rev. B 109, 125122 (2023).
Shion Yamashika, Daichi Kagamihara, Ryosuke Yoshii, and Shunji Tsuchiya, “Evolution of entanglement entropy in strongly-correlated bosons in an optical lattice”, Phys. Rev. Research 5, 043102 (2023).
Tomonori Tanizawa, Yuki Takeuchi, Shion Yamashika, Ryosuke Yoshii, and Shunji Tsuchiya, “Fidelity estimation method for graph states with depolarizing noise”, Phys. Rev. Research 5, 033260 (2023).
R. Yoshii and H. Hayakawa, “Demon driven by geometrical phase”, Phys. Rev. Research 5, 033014 (2023).
Taira Kawamura, Daichi Kagamihara, Yoji Ohashi, “Stable nonequilibrium Fulde-Ferrell-Larkin-Ovchinnikov state in a spin-imbalanced driven-dissipative Fermi gas loaded on a three-dimensional cubic optical lattice”, Phys. Rev. A 108(1) 013321 (2023).
D. Kagamihara, R. Kaneko, S. Yamashika, K. Sugiyama, R. Yoshii, S. Tsuchiya, and I. Danshita, “Renyi entanglement entropy after a quantum quench starting from insulating states in a free boson system”, Phys. Rev. A, 107, 033305 (2023).

D. Kagamihara, R. Sato, K. Manabe, H. Tajima, and Y. Ohashi, “Isothermal compressibility and effects of multi-body molecular interactions in a strongly interacting ultracold Fermi gas”, Phys. Rev. A 106, 033308 (2022).
J. Tokimoto, S. Tsuchiya, and T. Nikuni, “Josephson Oscillation and Self- Trapping in a Fermi Superfluid Gas across the BCS-BEC Crossover”, J. Low Temp. Phys. 208, 372-378 (2022).
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).
R. Yoshii, S. Yamashika, and S. Tsuchiya, “Entanglement propagation in thermalization of an isolated quantum system”, J. Phys. Soc. Jpn. 91, 054601 (2022).
K. Akimoto, S. Tsuchiya, R. Yoshii, and Y. Takeuchi, “Passive verification protocol for thermal graph states”, Phys. Rev. A, 106, 012405 (2022).
P. Contreras, D. Osorio, and S. Tsuchiya, “Quasi-point versus point nodes in Sr2RuO4, the case of a flat tight binding γ sheet”, Rev. Mex. Fis., Vol. 68(6), pp. 060501 1-8 (2022).

H. Hayakawa, V. M. Paasonen, and R. Yoshii, “Geometrical Quantum Chemical Engine”, arXiv:2112.12370 (2021).
S. Tsuchiya, “Emergence of multiple Higgs modes due to spontaneous breakdown of Z2 symmetry in a particle-hole symmetric superconductor”, arXiv:2104.09744 (2021).
S. Yamashika, R. Yoshii, and S. Tsuchiya, “Stability of supercurrents in a superfluid phase of spin-1 bosons in an optical lattice”, Phys. Rev. A, 103, 043305 (2021).
T. Kamihori, D. Kagamihara, and Y. Ohashi, “Superfluid properties of an ultracold Fermi gas with an orbital Feshbach resonance in the BCS-BEC crossover region”, Phys. Rev. A, 103, 053319 (2021).

2020

M. Matsumoto and R. Yoshii, “Twisted kink crystal in holographic superconductor”, Phys. Rev. D 104, 066007 (2021).
M. Matsumoto, S. Nakamura, and R. Yoshii, “Kink Crystalline Condensate and Multi-kink Solution in Holographic Superconductor”, JHEP 04, 022 (2020).

T. Nakayama and S. Tsuchiya, “Perfect transmission of Higgs modes via antibound states”, Phys. Rev. A 100, 063612 (2019).
A. Flachi, M. Nitta, S. Takada, and R. Yoshii, “Casimir Force for CPN-1 Model”, Phys. Lett. B, 798, 134999 (2019).
A. Flachi, G. Fucci, M. Nitta, S. Takada, and R. Yoshii, “Ground state modulations in the CPN-1 model”, Phys. Rev. D, 100, 085006 (2019).
R. Yoshii and M. Nitta, “Nambu-Jona Lasinio and Nonlinear Sigma Models in Condensed Matter Systems”, invited review in Special Issue “Nambu-Jona-Lasinio model and its applications”, Symmetry, 11(5), 636, (2019).
J. Tokimoto, S. Tsuchiya, and T. Nikuni, “Excitation of the Higgs Mode in a Superfluid Fermi Gas in the BCS-BEC Crossover”, J. Phys. Soc. Jpn. 88, 023601 (2019).

M. Nitta and R. Yoshii, “Self-consistent Analytic Solutions in Twisted CPN-1 Model in the Large-N Limit”, Journal of High Energy Physics 09, 092 (2018).
M. Nitta and R. Yoshii, “Confining solitons in the Higgs phase of CPN-1 Model model: Self-consistent exact solutions in large-N limit”, Journal of High Energy Physics 08, 007 (2018).
S. Tsuchiya, D. Yamamoto, R. Yoshii, and M. Nitta, “Hidden charge-conjugation, parity, and time-reversal symmetries and massive Goldstone (Higgs) modes in superconductors”, Phys. Rev. B 98, 094503 (2018).

I. Danshita and S. Tsuchiya, “Localized Higgs modes of superfluid Bose gases in optical lattices: A Gutzwiller mean-field study”, Phys. Rev. A 96, 043606 (2017).
J. Tokimoto, S. Tsuchiya, and T. Nikuni, “Higgs Mode in a Trapped Superfluid Fermi Gas”, Proceedings of the 2016 International Conference on Quantum Fluids and Solids, J. Low Temp. Phys. 187, pp. 765-770 (2017).