Takahiro Sagawa Web Site

Publications

学術論文(査読あり) / 論文(単行本掲載) / 書籍 / 解説記事



学術論文(査読あり)

  1. Shumpei Yamamoto, Sosuke Ito, Naoto Shiraishi, and Takahiro Sagawa,
    "Linear irreversible thermodynamics and Onsager reciprocity for information-driven engines"
    Phyical Review E 94, 052121 (2016).


  2. Aki Kutvonen, Takahiro Sagawa, and Tapio Ala-Nissila,
    "Thermodynamics of information exchange between two coupled quantum dots"
    Phyical Review E 93, 032147 (2016).


  3. Naoto Shiraishi, Takumi Matsumoto, and Takahiro Sagawa,
    "Measurement-feedback formalism meets information reservoirs"
    New Journal of Physics 18, 013044 (2016).


  4. Sosuke Ito and Takahiro Sagawa,
    "Maxwell's demon in biochemical signal transduction with feedback loop"
    Nature Communications 6, 7498 (2015).
    一般報道(紙媒体):科学新聞(2015年7月17日).
    一般報道(電子媒体):マイナビニュース(2015年6月26日)財経新聞(2015年7月5日)


  5. Kiyoshi Kanazawa, Tomohiko G. Sano, Takahiro Sagawa, and Hisao Hayakawa,
    "Asymptotic Derivation of Langevin-like Equation with Non-Gaussian Noise and Its Analytical Solution"
    Journal of Statistical Physics 160, 1294-1335 (2015).


  6. Naoto Shiraishi, Sosuke Ito, Kyogo Kawaguchi, and Takahiro Sagawa,
    "Role of measurement-feedback separation in autonomous Maxwell's demons"
    New Journal of Physics 17, 045012 (2015).
    * Invited paper in Focus on Stochastic Thermodynamics.


  7. Kiyoshi Kanazawa, Tomohiko G. Sano, Takahiro Sagawa, and Hisao Hayakawa,
    "Minimal Model of Stochastic Athermal Systems: Origin of Non-Gaussian Noise"
    Physical Review Letters 114, 090601 (2015).


  8. Juan M. R. Parrondo, Jordan M. Horowitz, and Takahiro Sagawa,
    "Thermodynamics of information"
    Nature Physics 11, 131-139 (2015).
    * Invited review article in Insight - Non-equilibrium physics.


  9. Naoto Shiraishi and Takahiro Sagawa,
    "Fluctuation theorem for partially masked nonequilibrium dynamics"
    Physical Review E 91, 012130 (2015).


  10. Kiyoshi Kanazawa, Takahiro Sagawa, and Hisao Hayakawa,
    "Energy pumping in electrical circuits under avalanche noise"
    Physical Review E 90, 012115 (2014).


  11. J. V. Koski, V. F. Maisi, T. Sagawa, and J. P. Pekola,
    "Experimental Observation of the Role of Mutual Information in the Nonequilibrium Dynamics of a Maxwell Demon"
    Physical Review Letters 113, 030601 (2014).


  12. Kyogo Kawaguchi, Shin-ichi Sasa, and Takahiro Sagawa,
    "Nonequilibrium Dissipation-free Transport in F1-ATPase and the Thermodynamic Role of Asymmetric Allosterism"
    Biophysical Jouornal 106, 2450-2457 (2014).


  13. Jordan M. Horowitz and Takahiro Sagawa,
    "Equivalent Definitions of the Quantum Nonadiabatic Entropy Production"
    Journal of Statistical Physics 156, 55-65 (2014).


  14. Takahiro Sagawa,
    "Thermodynamic and Logical Reversibilities Revisited"
    Journal of Statistical Mechanics P03025 (2014).
    * Proceedings of Statphys25.


  15. Takahiro Sagawa and Masahito Ueda,
    "Role of mutual information in entropy production under information exchanges"
    New Journal of Physics 15, 125012 (2013).
    * Invited paper in Focus on Nonequilibrium Fluctuation Relations From Classical to Quantum.


  16. Jung Jun Park, Kang-Hwan Kim, Takahiro Sagawa, and Sang Wook Kim,
    "Heat Engine Driven by Purely Quantum Information"
    Physical Review Letters 111, 230402 (2013).


  17. Sosuke Ito and Takahiro Sagawa,
    "Information Thermodynamics on Causal Networks"
    Physical Review Letters 111, 180603 (2013).


  18. Sang Wook Kim, Kang-Hwan Kim, Takahiro Sagawa, Simone De Liberato, and Masahito Ueda,
    "Kim et al. Reply:"
    Physical Review Letters 111, 188902 (2013).


  19. Tatsuro Yuge, Takahiro Sagawa, Ayumu Sugita, and Hisao Hayakawa,
    "Geometrical Excess Entropy Production in Nonequilibrium Quantum Systems"
    Journal of Statistical Physics 153, 412-441 (2013).


  20. J. V. Koski, T. Sagawa, O-P. Saira, Y. Yoon, A. Kutvonen, P. Solinas, M. Möttönen, T. Ala-Nissila, and J. P. Pekola,
    "Distribution of entropy production in a single-electron box"
    Nature Physics 9, 644-648 (2013).


  21. Jordan M. Horowitz, Takahiro Sagawa, and Juan M. R. Parrondo,
    "Imitating Chemical Motors with Optimal Information Motors"
    Physical Review Letters 111, 010602(1)-010602(5) (2013).


  22. Kiyoshi Kanazawa, Takahiro Sagawa, and Hisao Hayakawa,
    "Heat conduction induced by non-Gaussian athermal fluctuations"
    Physical Review E 87, 052124(1)-052124(10) (2013).


  23. Ryotaro Inoue, Shin-Ichi-Ro Tanaka, Ryo Namiki, Takahiro Sagawa, and Yoshiro Takahashi,
    "Unconditional Quantum-Noise Suppression via Measurement-Based Quantum Feedback"
    Physical Review Letters 110, 163602(1)-163602(5) (2013).
    Selected for Editor's Suggestion.  


  24. Tatsuro Yuge, Takahiro Sagawa, Ayumu Sugita, and Hisao Hayakawa,
    "Geometrical pumping in quantum transport: Quantum master equation approach"
    Physical Review B 86, 235308(1)-235308(10) (2012).


  25. Takahiro Sagawa and Masahito Ueda,
    "Fluctuation Theorem with Information Exchange: Role of Correlations in Stochastic Thermodynamics"
    Physical Review Letters 109, 180602(1)-180602(5) (2012).


  26. Kiyoshi Kanazawa, Takahiro Sagawa, and Hisao Hayakawa,
    "Stochastic Energetics for Non-Gaussian Processes"
    Physical Review Letters 108, 210601(1)-210601(5) (2012).


  27. Takahiro Sagawa and Masahito Ueda,
    "Nonequilibrium thermodynamics of feedback control"
    Physical Review E 85, 021104(1)-021104(16) (2012).


  28. Takahiro Sagawa,
    "Thermodynamics of Information Processing in Small Systems"
    Progress of Theoretical Physics 127, 1-56 (2012); Invited paper.
    * This review article is based on Chaps. 1 to 7 and Chap. 10 of my Ph.D. thesis.


  29. Takahiro Sagawa and Hisao Hayakawa,
    "Geometrical expression of excess entropy production"
    Physical Review E 84, 051110(1)-051110(6) (2011).


  30. Yu Watanabe, Takahiro Sagawa, and Masahito Ueda,
    "Uncertainty relation revisited from quantum estimation theory"
    Physical Review A 84, 042121(1)-042121(7) (2011).


  31. Takahiro Sagawa,
    "Hamiltonian Derivations of the Generalized Jarzynski Equalities under Feedback Control"
    Journal of Physics: Conference Series 297, 012015(1)-012015(7) (2011).
    * Proceedings of "STATPHYS - Kolkata VII", November 26-30, 2010, Kolkata, India.


  32. Sang Wook Kim, Takahiro Sagawa, Simone De Liberato, and Masahito Ueda,
    "Quantum Szilard Engine"
    Physical Review Letters 106, 070401(1)-070401(4) (2011).
    Selected for Editor's Suggestion and featured in Physics Viewpoint.  


  33. Shoichi Toyabe, Takahiro Sagawa, Masahito Ueda, Eiro Muneyuki, and Masaki Sano,
    "Experimental demonstration of information-to-energy conversion and validation of the generalized Jarzynski equality"
    Nature Physics 6, 988-992 (2010).
    Highlighted by NEWS and VIEWS and Nature News.

    一般報道:日刊工業新聞(2010年11月16日)科学新聞(2010年11月26日)東京新聞(2010年12月6日朝刊)日本経済新聞(2010年12月6日朝刊)日経サイエンス(2011年3月号)日経サイエンス(2011年8月号)
    電子媒体: Live Science (14 Nov 2010), NewScientist (15 Nov 2010), USA Today (15 Nov 2010), The Economist (20 Nov 2010), リクルートキーマンズネット(2011年2月16日), 日本経済新聞(2011年6月25日), 他.


  34. Takahiro Sagawa and Masahito Ueda,
    "Sagawa and Ueda Reply"
    Physical Review Letters 104, 198904 (2010).
    * Reply to the Comment on "Minimum Energy Cost for Thermodynamic Information Processing: Measurement and Information Erasure".


  35. Takahiro Sagawa and Masahito Ueda,
    "Generalized Jarzynski Equality under Nonequilibrium Feedback Control",
    Physical Review Letters 104, 090602(1)-090602(4) (2010).


  36. Yu Watanabe, Takahiro Sagawa, and Masahito Ueda,
    "Optimal Measurement on Noisy Quantum Systems",
    Physical Review Letters 104, 020401(1)-020401(4) (2010).


  37. Takahiro Sagawa and Masahito Ueda,
    "Minimum Energy Cost for Thermodynamic Information Processing: Measurement and Information Erasure",
    Physical Review Letters 102, 250602(1) - 250602(4) (2009).
    Selected for Editor's Suggestion and featured in Physics Synopsis.
    Erratum: Physical Review Letters 106, 189901(E) (2011).


  38. Takahiro Sagawa and Masahito Ueda,
    "Second Law of Thermodynamics with Discrete Quantum Feedback Control",
    Physical Review Letters 100, 080403(1)-080403(4) (2008).


  39. Takahiro Sagawa and Masahito Ueda,
    "Accuracy matrix in generalized simultaneous measurement of a qubit system",
    Physical Review A 77, 012313(1)-012313(14) (2008).


  40. Yuji Kurotani, Takahiro Sagawa, and Masahito Ueda,
    "Upper bound on our knowledge about noncommuting observables for a qubit system",
    Physical Review A 76, 022325(1)-022325(5) (2007).



論文(単行本掲載)

  1. Sosuke Ito and Takahiro Sagawa,
    "Information flow and entropy production on Bayesian networks"
    As a chapter of: Matthias Dehmer et al. (eds.), "Mathematical Foundations and Applications of Graph Entropy" (Wiley-VCH, Weinheim, 2016).
    arXiv:1506.08519


  2. Takahiro Sagawa and Masahito Ueda,
    "Information Thermodynamics: Maxwell's Demon in Nonequilibrium Dynamics"
    As a chapter of: R. Klages, W. Just, and C. Jarzynski (Eds.), "Nonequilibrium Statistical Physics of Small Systems: Fluctuation Relations and Beyond" (Wiley-VCH, Weinheim, 2013).
    arXiv:1111.5769


  3. Takahiro Sagawa,
    "Second Law-Like Inequalities with Quantum Relative Entropy: An Introduction"
    As a chapter of: M. Nakahara and S. Tanaka (eds.), "Lectures on Quantum Computing, Thermodynamics and Statistical Physics", Kinki University Series on Quantum Computing (World Scientific, 2012).
    arXiv:1202.0983



書籍

  1. 沙川貴大,上田正仁
    『量子測定と量子制御』
    臨時別冊・数理科学2016年3月(サイエンス社).


  2. Takahiro Sagawa,
    "Thermodynamics of Information Processing in Small Systems"
    Springer, 2012 (ISBN: 978-4-431-54167-7)
    * Reproduced from my Ph.D. thesis in Springer Theses



解説記事

  1. エリック・ルッツ,セルジオ・チリベルト(著),
    沙川貴大(翻訳),
    「情報熱力学 −マクスウェルのデーモンからランダウアー原理まで」
    パリティ Vol.31, No.7, 2016年7月号,p.22-30.


  2. 川口喬吾,佐々真一,沙川貴大
    「F1-ATPase: 非対称性の生む散逸ルール 」
    新学術領域『ゆらぎと構造の協奏』 News Letter vol. 5 (2015).


  3. ツィーユ・ルー,ディベンドゥ・マンダル,クリストファー・ジャルジンスキー(著),
    沙川貴大(翻訳),
    「機械じかけのデーモン」
    パリティ Vol.30, No.7, 2015年7月号,p.39-41.


  4. 沙川貴大
    「情報処理の熱力学」
    物性研究・電子版 Vol.4, No.1, 041209 (2015年2月号).
    * 第59回物性若手夏の学校:集中ゼミの講義ノート


  5. 沙川貴大,上田正仁,
    「微小非平衡系における情報熱力学」
    日本物理学会誌 66, No. 11, 828-831 (2011).


  6. 沙川貴大,上田正仁,
    「Maxwellのデーモンと情報熱力学」
    『数理科学』,サイエンス社, No. 545 (2008年11月号) 18-23 (2008).