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Ryo Tamura


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Publications
•  Paper
•  Book



Paper
26. Kota Shiba, Ryo Tamura, Gaku Imamura, and Genki Yoshikawa,
"Data-driven nanomechanical sensing: Specific information extraction from a complex system",
Scientific Reports 7, 3661 (2017). [SciRep]
DOI: 10.1038/s41598-017-03875-7
This topic was reported in press release from NIMS (June 20, 2017) [Link] , 47NEWS (June 20, 2017), MyNavi News (June 21, 2017), Nikkei Sangyo Shimbun (June 22, 2017, 8th page), EE Times Japan (June 27, 2017), Nikkan Kogyo Shimbun (June 28, 2017, 7th page), AI BIBLIO (June 28, 2017), Newswitch (June 29, 2017), Tsukuba Science News (June 30, 2017), The Science News (June 30, 2017, 4th page), Mainichi Shimbun (July 6, 2017, Evening paper, 10th page), Mainichi Shimbun (July 7, 2017, Ibaraki ver., 2nd page), Academist Journal (Sept. 5, 2017), and Asahi Shimbun (Sept. 7, 2017, 25th page).




25. Ryo Tamura and Koji Hukushima,
"Method for estimating spin-spin interactions from magnetization curves",
Physical Review B 95, 064407-1-8 (2017). [PRB, arXiv, abstract]
DOI: 10.1103/PhysRevB.95.064407

24. Teppei Suzuki, Ryo Tamura, and Tsuyoshi Miyazaki,
"Machine learning for atomic forces in a crystalline solid: Transferability to various temperatures",
International Journal of Quantum Chemistry 117, 33–39 (2017). [IJQC, arXiv, abstract]
DOI: 10.1002/qua.25307
This research topic was chosen as Cover Image in International Journal of Quantum Chemistry.


23. Carlos Romero-Muñiz, Ryo Tamura, Shu Tanaka, and Victorino Franco,
"Applicability of scaling behavior and power laws in the analysis of the magnetocaloric effect in second-order phase transition materials",
Physical Review B 94, 134401-1-13 (2016). [PRB, arXiv]
DOI: 10.1103/PhysRevB.94.134401

22. Ryosuke Arai, Ryo Tamura, Hidehito Fukuda, Jing Li, Akiko T. Saito, Saori Kaji, Hideki Nakagome, and Takenori Numazawa,
"Estimation of magnetocaloric properties by using Monte Carlo method for AMRR cycle",
IOP Conference Series: Materials Science and Engineering 101, 012118-1-8 (2015). [IOP]
DOI: 10.1088/1757-899X/101/1/012118

21. Masashi Hase, Haruhiko Kuroe, Vladimir Yu. Pomjakushin, Lukas Keller, Ryo Tamura, Noriki Terada, Yoshitaka Matsushita, Andreas Dönni, and Tomoyuki Sekine,
"Magnetic structure of the spin−1/2 frustrated quasi-one-dimensional antiferromagnet Cu3Mo2O9: Appearance of a partially disordered state",
Physical Review B 92, 054425-1-7 (2015). [PRB, arXiv]
DOI: 10.1103/PhysRevB.92.054425

20. Saori Toyoizumi, Hideaki Kitazawa, Yukihiko Kawamura, Hiroaki Mamiya, Noriki Terada, Ryo Tamura, Andreas Dönni, Kengo Morita, and Akira Tamaki,
"Sample dependence of giant magnetocaloric effect in a cluster-glass system Ho5Pd2",
Journal of Applied Physics 117, 17D101-1-3 (2015). [JAP]
DOI: 10.1063/1.4906296

19. Ryo Tamura, Shu Tanaka, Takahisa Ohno, and Hideaki Kitazawa,
"Magnetic ordered structure dependence of magnetic refrigeration efficiency",
Journal of Applied Physics 116, 053908-1-12 (2014). [JAP, arXiv, abstract]
DOI: 10.1063/1.4891803

18. Ryo Tamura, Takahisa Ohno, and Hideaki Kitazawa,
"A generalized magnetic refrigeration scheme",
Applied Physics Letters 104, 052415-1-4 (2014). [APL, arXiv, abstract]
DOI: 10.1063/1.4864161
This topic was reported in press release from NIMS (March 10, 2014) [Link] , MyNavi News (Mar. 12, 2014), The Chemical Daily (Mar. 19, 2014, 8th page), The Science News (Mar. 28, 2014, 2nd page), and Yano E plus (May 15, 2015).

17. Ryo Tamura, Shu Tanaka, and Naoki Kawashima,
"Phase transitions with discrete symmetry breaking in antiferromagnetic Heisenberg models on a triangular lattice",
JPS Conference Proceedings 1, 012125-1-5 (2014). [JPS Journals, arXiv]
DOI: 10.7566/JPSCP.1.012125

16. Shu Tanaka, Ryo Tamura, and Hosho Katsura,
"Entanglement properties of a quantum lattice-gas model on square and triangular ladders",
Kinki University Series on Quantum Computing Volume 9, pp. 71-88 (World Scientific, 2014). [World Scientific]
DOI: 10.1142/9789814602372_0005

15. Ryo Tamura and Shu Tanaka,
"A method to change phase transition nature -- toward annealing method --",
Kinki University Series on Quantum Computing Volume 9, pp. 135-161 (World Scientific, 2014). [World Scientific, arXiv]
DOI: 10.1142/9789814602372_0009

14. Ryo Tamura and Shu Tanaka,
"Interlayer-interaction dependence of latent heat in the Heisenberg model on a stacked triangular lattice with competing interactions",
Physical Review E 88, 052138-1-9 (2013). [PRE, arXiv, abstract]
DOI: 10.1103/PhysRevE.88.052138

13. Ryo Tamura, Shu Tanaka, and Naoki Kawashima,
"Second-order phase transition in the Heisenberg model on a triangular lattice with competing interactions",
Physical Review B 87, 214401-1-5 (2013). [PRB, arXiv, abstract]
DOI: 10.1103/PhysRevB.87.214401
This research topic was chosen as Kaleidoscope in Physical Review B.



12. Shu Tanaka and Ryo Tamura,
"Network-growth rule dependence of fractal dimension of percolation cluster on square lattice",
Journal of the Physical Society of Japan 82, 053002-1-5 (2013). [JPSJ, arXiv]
DOI: 10.7566/JPSJ.82.053002

11. Shu Tanaka, Ryo Tamura, and Hosho Katsura,
"Entanglement spectra of the quantum hard-square model: Holographic minimal models",
Physical Review A 86, 032326-1-9 (2012). [PRA, arXiv]
DOI: 10.1103/PhysRevA.86.032326

10. Shu Tanaka and Ryo Tamura,
"Quantum annealing and quantum fluctuation effect in frustrated Ising systems",
Kinki University Series on Quantum Computing Volume 7, pp. 241-261 (World Scientific, 2012). [World Scientific, arXiv]
DOI: 10.1142/9789814425285_0011

9. Ryo Tamura, Shu Tanaka, and Naoki Kawashima,
"A method to control order of phase transition: Invisible states in discrete spin models",
Kinki University Series on Quantum Computing Volume 7, pp. 217-238 (World Scientific, 2012). [World Scientific, arXiv, abstract]
DOI: 10.1142/9789814425285_0010

8. Shu Tanaka, Ryo Tamura, Issei Sato, and Kenichi Kurihara,
"Hybrid quantum annealing for clustering problems",
Kinki University Series on Quantum Computing Volume 5, pp. 169-192 (World Scientific, 2012). [World Scientific, arXiv]
DOI: 10.1142/9789814425988_0006

7. Ryo Tamura, Naoki Kawashima, Takafumi Yamamoto, Cedric Tassel, and Hiroshi Kageyama,
"Random fan-out state induced by site-random interlayer couplings",
Physical Review B 84, 214408-1-11 (2011). [PRB, arXiv, abstract]
DOI: 10.1103/PhysRevB.84.214408
This research topic was chosen as Kaleidoscope in Physical Review B.


6. Shu Tanaka and Ryo Tamura,
"Dynamical properties of Potts model with invisible states",
Journal of Physics: Conference Series 320, 012025-1-6 (2011). [IOP, arXiv, abstract]
DOI: 10.1088/1742-6596/320/1/012025

5. Ryo Tamura and Naoki Kawashima,
Double-q order in a frustrated random spin system",
Journal of Physics: Conference Series 320, 012013-1-5 (2011). [IOP, arXiv, abstract]
DOI: 10.1088/1742-6596/320/1/012013

4. Ryo Tamura and Naoki Kawashima,
"First-order phase transition with breaking of lattice rotation symmetry in continuous-spin model on triangular lattice",
Journal of the Physical Society of Japan 80, 074008-1-10 (2011). [JPSJ, arXiv, abstract]
DOI: 10.1143/JPSJ.80.074008

3. Shu Tanaka, Ryo Tamura, and Naoki Kawashima,
"Phase transition of generalized ferromagnetic Potts model -- effect of invisible states --",
Journal of Physics: Conference Series 297, 012022-1-7 (2011). [IOP, arXiv, abstract]
DOI: 10.1088/1742-6596/297/1/012022

2. Ryo Tamura, Shu Tanaka, and Naoki Kawashima,
"Phase transition in Potts model with invisible states",
Progress of Theoretical Physics 124, 381-388 (2010). [PTP, arXiv, abstract]
DOI: 10.1143/PTP.124.381

1. Ryo Tamura and Naoki Kawashima,
"First-order transition to incommensurate phase with broken lattice rotation symmetry in frustrated Heisenberg model",
Journal of the Physical Society of Japan 77, 103002-1-4 (2008). [JPSJ, arXiv, abstract]
DOI: 10.1143/JPSJ.77.103002


Book
2. Shu Tanaka, Ryo Tamura, and Bikas K. Chakrabarti,
"Quantum spin glasses, annealing and computation"
(Cambridge University Press, 2017). [CAMBRIDGE UNIVERSITY PRESS]
ISBN: 9781107113190


1. Shu Tanaka and Ryo Tamura,
"Quantum annealing: from viewpoints of statistical physics, condensed matter physics, and computational physics",
"Lectures on Quantum Computing, Thermodynamics and Statistical Physics",
Kinki University Series on Quantum Computing Volume 8, pp. 3-59 (World Scientific, 2012). [World Scientific, arXiv]
DOI: 10.1142/9789814425193_0001