Publications

36. Ryutaro Yoshimi, Ryosuke Kurihara, Yoshihiro Okamura, Hikaru Handa, Naoki Ogawa, Minoru Kawamura, Atsushi Tsukazaki, Kei S. Takahashi, Masashi Kawasaki, Youtarou Takahashi, Masashi Tokunaga, Yoshinori Tokura , 

"Emergence of ferroelectric topological insulator as verified by quantum Hall effect of surface states in (Sn,Pb,In)Te films",

Phys. Rev. Lett. 134, 176602 (2025).

35. Yuma Yamaguchi, Takuya Fujita, Yuto Kinoshita, Akiyoshi Yamada, Atsushi Miyake, Ryota Hiraoka, Tatsuma D. Matsuda, Ryo Nihohira, Ryosuke Kurihara, Hiroshi Yaguchi, Yuki Fuseya, and Masashi Tokunaga, 

"Insularing Behavior in the Quantum Limit State of Ba1-xSbx (x ~ 0,04) in the Vicinity of Semimeta-Semiconductor Transition" (Editor's Choice),

J. Phys. Soc. Jpn. 94, 043701 (2025).

34. Ryosuke Kurihara, Ryusuke Kogure, Tomotaka Ota, Yuto Kinoshita, Satoshi Hakamada, Masashi Tokunaga, and Hiroshi Yaguchi

"Removal of excess iron by annealing processes and emergence of bulk superconductivity in sulfur-substituted FeTe",

Phys. Rev. Materials 9, 034802 (2025).

33. Asuka Komatsu, Yoshiki J. Sato, Shogo Yoshida, Ryuji Okazaki, Ryosuke Kurihara, and Hiroshi Yaguchi

"Low-temperature thermopower and phonon-drag effect in the quasi-one-dimensional cobaltate Ba3Co2O6(CO3)0.7" ,

Jpn. J. Appl. Phys. 63, 113001 (2024).

32. R. Kurihara,

「超音波による多極子秩序に伴う臨界減速の観測  ~ ランダウの相転移の現象論と構造相転移に伴う臨界減速，および電気十六極子-格子回転相互作用 ~」,

アシンメトリ量子若手秋の学校・講義用テキスト (講義日：2024/09/22 @ 国立大雪青少年交流の家).

31. R. Kurihara, Y. Sato, A. Miyake, M. Akaki, K. Mitsumoto, M. Hagiwara, H. Kuwahara, and M. Tokunaga, 

"Field-induced electric polarization and elastic softening caused by parity-mixed d-p hybridized states with electric multipoles in Ba2CuGe2O7",

Phys. Rev. B 109, 125129 (2024).

30. S. Imajo, A. Miyake, R. Kurihara, M. Tokunaga, K. Kindo, S. Horiuchi, and F. Kagawa,

"Quantum liquid states of spin solitons in a ferroelectric spin-Peierls state",

Phys. Rev. Lett.  132, 096601 (2024).

29. Y. Nakazawa, R. Kurihara, M. Miyazawa, S. Nishihaya, M. Kriener, M. Tokunaga, and M. Kawasaki,

"Edge and Bulk States in Weyl-Orbit Quantum Hall Effect as Studied by Corbino Measurements ",

J. Phys. Soc. Jpn. 93, 023706 (2024).

28. Sora Kobayashi, Takeshi Hara, Kanako Noguchi, Tomoko Takeda, Ryosuke Kurihara, Atsushi Nomura, Satoshi Demura, Hiroshi Yaguchi, Hiroshi Sawa, and Hideaki Sakata,

"Enhancement of Superconductivity and Structural Instability by Sn Substitution in LaO0.5F0.5BiS2",

J. Phys. Soc. Jpn. 93, 024707 (2024).

27. H. Sato, M. Akatsu, R. Kurihara, Y. Kobayashi, and Y. Nemoto,

"Observation of Ferro-Quadrupole Quantum Criticality in Iron Pnictide Superconductor Ba(Fe1-xCox)2As2",

J. Phys. Soc. Jpn. 92, 124710 (2023).

26. R. Otsuki, Y. J. Sato, R. Okazaki, T. Komine, R. Kurihara, and H. Yaguchi,

"Carrier filtering effect for enhanced thermopower in a body-centered tetragonal  ruthenate",

Phys. Rev. Mater. 7, 125401 (2023).

25. R. Kurihara, A. Miyake, R. Tsunoda, Y. Hirose, R. Settai and, M. Tokunaga, 

"High-Field Ultrasonic Study of CeIrIn5",

JPS Conf. Proc. 38, 011080 (2023).

24. M. Kondo, M. Ochi, R. Kurihara, A. Miyake, Y. Yamasaki, M. Tokunaga, H. Nakao, K. Kuroki, T. Kida, M. Hagiwara, H. Murakawa, N. Hanasaki, and H. Sakai,

"Field-tunable Weyl points and large anomalous Hall effect in the degenerate magnetic semiconductor EuMg2Bi2",

Phys. Rev. B 107, L121112 (2023).

23. Y. Kinoshita, T. Fujita, R. Kurihara, A. Miyake, Y. Izaki, Y. Fuseya, and M. Tokunaga,

"Field-induced reentrant insulator state of a gap-closed topological insulator (Bi1-xSbx) in quantum-limit states",

Phys. Rev. B 107, 125140 (2023).

22. R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, R. Kurihara, M. Tokunaga, and Y. Tokura,

"Field direction dependent quantum-limit magnetoresistance of correlated Dirac electrons in perovskite CaIrO3",

Phys. Rev. B 107, L081113 (2023).

21. H. Fukuda, K. Ueda, Y. Kaneko, R. Kurihara, A. Miyake, K. Karube, M. Tokunaga, Y. Taguchi, and Y. Tokura,

"Highly anisotropic geometrical Hall effect via f-d exchange fields in doped pyrochlore molybdates",

Phys. Rev. B 106, 144431 (2022).

20. N. Kanazawa, Y. Fujishiro, K. Akiba, R. Kurihara, H. Mitamura, A. Miyake, A. Matsuo, K. Kindo, M. Tokunaga, and Y. Tokura,

"Topological Phase Transitions and Critical Phenomena Associated with Unwinding of Spin Crystals by High Magnetic Fields",

J. Phys. Soc. Jpn. 91, 101002 (2022).

19. H. Ishikawa, R. Kurihara, T. Yajima, D. Nishio-Hamane, Y. Shimizu, T. Sakakibara, A. Matsuo, and K. Kindo,  

"SmI3: 4f^5 honeycomb magnet with spin-orbital entangled Γ7 Kramers doublet" ,

Phys. Rev. Mater. 6, 064405 (2022).

18. T. Nomura, T. Yajima, Z. Yang, R. Kurihara, Y. Ishii, M. Tokunaga, Y. H. Matsuda, Y. Kohama, K. Kimura, and T. Kimura, 

"Ferroelectric Transition of a Chiral Molecular Crystal BINOL・2DMSO" (Editor's Choice),

J. Phys. Soc. Jpn. 91, 064702 (2022).

17. R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, T. Sato, F. Kagawa, R. Kurihara, M. Tokunaga, and Y. Tokura,

"Field-induced multiple metal-insulator crossovers of correlated Dirac electrons of perovskite CaIrO3",

npj Quantum materials 7, 13 (2022).

16. R. Kurihara, Y. Hirose, S. Sano, K. Mitsumoto, A. Miyake, M. Tokunaga, and R. Settai,

"Elastic Soft Mode and Electric Quadrupole Response in Excitonic Insulator Candidate (Ta1-xVx)2NiSe5: Contribution of Electron-Phonon Interaction",

J. Phys. Soc. Jpn. 91, 024601 (2022).

15. K. Hoshi, R. Kurihara, Y. Goto, M. Tokunaga, and Y. Mizuguchi,

"Extremely high upper critical field in BiCh2-based (Ch: S and Se) layered superconductor LaO0.5F0.5BiS2-xSex (x = 0.22 and 0.69)",

Sci. Rep. 12, 288 (2022).

14. M. Uchida, S. Sato, H. Ishizuka, R. Kurihara, T. Nakajima, Y. Nakazawa, M. Ohno, M. Kriener, A. Miyake, K. Ohishi, T. Morikawa, M. S. Bahramy, T. Arima, M. Tokunaga, N. Nagaosa, and M. Kawasaki,

"Above-ordering-temperature large anomalous Hall effect in a triangular-lattice magnetic semiconductor",

Sci. Adv. 7, abl5381 (2021).

13. S. Imajo, A. Miyake, R. Kurihara, M. Tokunaga, K. Kindo, S. Horiuchi, and F. Kagawa,

"Quantum transport of topological spin solitons in a one-dimensional organic ferroelectric",

Phys. Rev. B 103, L201117 (2021).

12. M. Ohno, M. Uchida, R. Kurihara, S. Minami, Y. Nakazawa, S. Sato, M. Kriener, M. Hirayama, A. Miyake, Y. Taguchi, R. Arita, M. Tokunaga, and M. Kawasaki,

"Quantum transport observed in films of magnetic topological semimetal  EuSb2",

Phys. Rev. B 103, 165144 (2021).

11. M. Kondo, M. Ochi, T, Kojima, R. Kurihara, D. Sekine, M. Matsubara, A. Miyake, M. Tokunaga, K. Kuroki, H. Murakawa, N. Hanasaki, and H. Sakai,

"Tunable spin-valley coupling in layered polar Dirac metal BaMnBi2",

Commun. Mater. 2, 49 (2021). 

10. R. Kurihara, A. Miyake, M. Tokunaga, A. Ikeda, Y. H. Matsuda, A. Miyata, D. I. Gorbunov, T. Nomura, S. Zherlitsyn, J. Wosnitza, and F. Iga, 

"Field-induced valence fluctuations in YbB12"

Phys. Rev. B 103, 115103 (2021). 

9. Y.Fujishiro, N. Kanazawa, R. Kurihara, H. Ishizuka, T. Hori, F. S Yasin, X. Yu, A. Tsukazaki, M. Ichikawa, M. Kawasaki, N. Nagaosa, M. Tokunaga, and Y. Tokura,

"Giant anomalous Hall effect from spin-chirality scattering in a chiral magnet",

Nat. Comm. 12, 317 (2021).

8. S. Imajo, H. Akutsu, R. Kurihara, T. Yajima, Y. Kohama, M. Tokunaga, K. Kindo, and Y. Nakazawa

"Anisotropic Fully Gapped Superconductivity Possibly Mediated by Charge Fluctuations in a Nondimeric Organic Complex"

Phys. Rev. Lett. 125, 177002 (2020). 

7. K. Maruhashi, K. S. Takahashi, M. S. Bahramy, S. Simizu, R. Kurihara, A. Miyake, M. Tokunaga, Y. Tokura, and M. Kawasaki,

"Anisotropic Quantum Transport through a Single Spin Channel in the Magnetic Semiconductor EuTiO3"

Adv. Mater. 2020, 1908315 (2020). 

6. R. Kurihara, A. Miyake, M. Tokunaga, Y. Hirose, and R. Settai

"High-Field Ultrasonic Study of Quadrupole Ordering and Crystal Symmetry Breaking in CeRhIn5 "

Phys. Rev. B 101, 155125 (2020).

5. H. Sato, M. Akatsu, Y. Nemoto, T. Goto, R. Kurihara, K. Mitsumoto, Y. Kobayashi, and M. Sato

"Multipole Fluctuation of Iron Pnictide Superconductor Ba(Fe1-xCox)2As2"

JPS Conf. Proc. 30, 011052 (2020). 

4. H. Sakai, H. Fujimura, S, Sakuragi, M. Ochi, R. Kurihara, A. Miyake, M.Tokunaga, T. Kojima, D. Hashizume, T. Muro, K. Kuroda, T. Kondo, T. Kida, M.Hagiwara,

K. Kuroki, M. Kondo, K. Tsuruda, H. Murakawa, and N. Hanasaki

"Bulk quantum Hall effect of spin-valley-coupled Dirac fermions in a polar antiferromagnet BaMnSb2"

Phys. Rev. B 101, 081104(R) (2020).

3. S. Nishihaya, M. Uchida, Y. Nakazawa, R. Kurihara, K. Akiba, M. Kriener, A. Miyake, Y. Taguchi, M. Tokunaga, and M. Kawasaki 

"Quantized surface transport in topological Dirac semimetal films"

Nature Communications volume 10, Article number: 2564 (2019)

2. R. Kurihara, K. Mitsumoto, M. Akatsu, Y. Nemoto, T. Goto, Y. Kobayashi, and M. Sato

 "Critical Slowing Down of Quadrupole and Hexadecapole Orderings in Iron Pnictide Superconductor"

J. Phys. Soc. Jpn. 86, 064706 (2017).

1. T. Goto, R. Kurihara, K. Araki, K. Mitsumoto, M. Akatsu, Y. Nemoto, S. Tatematsu, and M. Sato

"Quadrupole Effects of Layered Iron Pnictide Superconductor Ba(Fe0.9Co0.1)2As2" (Editor's Choice),

J. Phys. Soc. Jpn. 80, 073702 (2011),  (Editor's Choice).