Masaki TEZUKA (手塚 真樹)
Assistant Professor
Department of Physics I
Division of Physics and Astronomy
Graduate School of Science
Kyoto University
Kitashirakawa, Sakyo-ku, Kyoto 606-8502, Japan
E-mail: tezuka@scphys.kyoto-u.ac.jp
url: http://cond.scphys.kyoto-u.ac.jp/˜tezuka/
Phone: +81-75-753-3798
Fax: +81-75-753-3819
Born: 18 January 1980 – Tokyo, Japan
Nationality: Japanese
Marital status: Married

Current position
Assistant Professor, Graduate School of Science, Kyoto University

Education
Graduate School of Science, University of Tokyo
Ph.D., Physics (advisor: Professor Hideo Aoki)

Tokyo, Japan
March 2007

Graduate School of Science, University of Tokyo
M.Sc., Physics (advisor: Professor Hideo Aoki)

Tokyo, Japan
March 2004

University of Tokyo
B.Sc., Physics

Tokyo, Japan
March 2002

Appointments Held
1. Research
Graduate School of Science, Kyoto University
Assistant Professor (current position)

April 2010 – present

Graduate School of Science, Kyoto University
Research Fellow (host: Professor Norio Kawakami)

October 2009 – March 2010

Graduate School of Science, University of Tokyo
JSPS Research Fellow-PD (host: Professor Masahito Ueda)

April 2008 – September 2009

Graduate School of Science, Tokyo Institute of Technology
JSPS Research Fellow-PD (host: Professor Masahito Ueda)

April 2007 – March 2008

Graduate School of Science, University of Tokyo
Research AssistantMay 2004 – February 2007

Graduate School of Frontier Sciences, University of Tokyo
Research AssistantApril 2005 – March 2006

2. Teaching
Faculty of Science, Kyoto University
Exercises for Physical Mathematics October 2023 – March 2024, October 2024 – March 2025
Exercises for Electromagnetism 1
October 2017 – March 2018, October 2018 – March
2019, October 2019 – March 2020, October 2020 – March 2021, October 2021 – March 2022,
October 2022 – March 2023
Exercises for Statistical Mechanics C
October 2014 – March 2015, October 2015 – March 2016, October 2016 – March 2017
Exercises for Electrodynamics 4
October 2012 – March 2013, October 2013 – March 2014
Exercises for Analytic Mechanics 1
April 2011 – September 2011
Special Study Course (Physical Science) Q11: Condensed Matter Theory
April 2010 – present
Graduate School of Science and Faculty of Science, Kobe University
Intensive lecture “Random matrices and quantum many-body systems”
Faculty of Science, University of Tokyo
Teaching Assistant, Exercises for Quantum Mechanics

June 2023

October 2003 – March 2004

Grants and awards
Japan Society of the Promotion of Science
Grant-in-Aid for Transformative Research Areas (A) (Project JP21H05185, 5 years, total direct cost
109.6M JPY)
FY2021 – FY2025
Grant-in-Aid for Scientiﬁc Research (C) (Project JP20K03787, 3 years, total direct cost 3.3M JPY)FY2020– FY2022
Grant-in-Aid for Scientiﬁc Research on Innovative Areas (Research in a proposed research area)(Project JP20H05270, 2 years, total direct cost 3.3M JPY)
FY2020 – FY2021
Grant-in-Aid for Encouragement of Young Scientists (B) (Project JP17K17822, 3+2 years, total direct
cost 3.0M JPY)
FY2017 – FY2021
Grant-in-Aid for Encouragement of Young Scientists (B) (Project 26870284, 3 years, total direct cost
3.1M JPY)
FY2014 – FY2016
Research fellowship (3 years, with research funding 1.1M JPY per year)
FY2007 – FY2009
Japan Student Services Organization
Interest-free scholarship loan (3 years, half-waiver of the obligation to repay awarded in 2007)2004

Japan Scholarship Foundation
Interest-free scholarship loan (2 years)

2002

Scholarly afﬁliation
The Physical Society of Japan
Regular member
Steering Committee member of Division 11

2004 – present
April 2015 – March 2016

Steering Committee member of Division 8

April 2012 – March 2013

Journal Referees
Physical Review Letters (> 25 manuscripts), Physical Review X, Physical Review A, PhysicalReview B, Physical Review E, New Journal of Physics, Journal of the Physical Society of Japan,
Progress of Theoretical and Experimental Physics, International Journal of Modern Physics B andnumerous conference proceedings

Languages
Japanese (native speaker), English (ﬂuent), German (intermediate), French (basic).

Publications

Masaki Tezuka

1. Refereed original journal articles
Masanori Hanada, Antal Jevicki, Xianlong Liu, Enrico Rinaldi, and Masaki Tezuka (in alphabeticalorder), “A model of randomly-coupled Pauli spins”, J. High Energ. Phys. 2405, 280 (2024).
doi: 10.1007/JHEP05(2024)280
Pak Hang Chris Lau, Chen-Te Ma, Jeff Murugan, and Masaki Tezuka (in alphabetical order), “On
the Backreaction of Dirac Matter in JT Gravity and SYK Model”, Phys. Lett. B 853, 138702 (2024).
doi: 10.1016/j.physletb.2024.138702
Yoshifumi Nakata and Masaki Tezuka, ”Hayden-Preskill recovery in Hamiltonian system”, Phys.
Rev. Research 6, L022021 (2024).
doi: 10.1103/PhysRevResearch.6.L022021
Masanori Hanada, Junyu Liu, Enrico Rinaldi, and Masaki Tezuka (in alphabetical order), ”Estimating truncation effects of quantum bosonic systems using sampling algorithms”, Mach. Learn.: Sci.
Technol. 4, 045021 (2023).
doi: 10.1088/2632-2153/ad035c
Eric Mascot, Masahiro Nozaki, and Masaki Tezuka (in alphabetical order), ”Local operator entanglement in spin chains”, SciPost Phys. Core 6, 070 (2023).
doi: 10.21468/SciPostPhysCore.6.4.070
Masaki Tezuka, Onur Oktay, Enrico Rinaldi, Masanori Hanada, and Franco Nori, ”Binary-couplingsparse Sachdev-Ye-Kitaev model: An improved model of quantum chaos and holography”, Phys.
Rev. B 107, L081103 (2023).
doi: 10.1103/PhysRevB.107.L081103
Tzu-Chen Huang, Ying-Hsuan Lin, Kantaro Ohmori, Yuji Tachikawa, and Masaki Tezuka (in alphabetical order), “Numerical evidence for a Haagerup conformal ﬁeld theory”, Phys. Rev. Lett. 128,
231603 (2022).
doi: 10.1103/PhysRevLett.128.231603
Kazuki Yamamoto, Masaya Nakagawa, Masaki Tezuka, Masahito Ueda, and Norio Kawakami,“Universal properties of dissipative Tomonaga-Luttinger liquids: Case study of a non-Hermitian
XXZ spin chain”, Phys. Rev. B 105, 205125 (2022).
doi: 10.1103/PhysRevB.105.205125
Chen-How Huang, Masaki Tezuka, and Miguel A. Cazalilla, “Topological Lifshitz Transitions, Orbital Currents, and Interactions in Low-dimensional Fermi Gases in Synthetic Gauge Fields”, New
J. Phys. 24, 033043 (2022).
doi: 10.1088/1367-2630/ac5a87
Felipe Monteiro, Masaki Tezuka, Alexander Altland, David A. Huse, and T. Micklitz, “Quantum
ergodicity in the many-body localization problem”, Phys. Rev. Lett. 127, 030601 (2021).
doi: 10.1103/PhysRevLett.127.030601
Pak Hang Chris Lau, Chen-Te Ma, Jeff Murugan, and Masaki Tezuka (in alphabetical order), “Correlated disorder in the SYK2 model”, J. Phys. A 54, 095401 (2021).
doi: 10.1088/1751-8121/abde77
Felipe Monteiro, Tobias Micklitz, Masaki Tezuka, and Alexander Altland, “Minimal model of manybody localization”, Phys. Rev. Research 3, 013023 (2021).
doi: 10.1103/PhysRevResearch.3.013023

Fuyuki Matsuda, Masaki Tezuka, and Norio Kawakami, “Two-Dimensional Thouless Pumping of
Ultracold Fermions in Obliquely Introduced Optical Superlattice”, J. Phys. Soc. Jpn. 89, 114708(2020). [Editors’ Choice]doi: 10.1088/1751-8121/abde77
Hrant Gharibyan, Masanori Hanada, Brian Swingle, and Masaki Tezuka (in alphabetical order),“Characterization of quantum chaos by two-point correlation functions”, Phys. Rev. E 102, 022213(2020).
doi: 10.1103/PhysRevE.102.022213
Pak Hang Chris Lau, Chen-Te Ma, Jeff Murugan, and Masaki Tezuka (in alphabetical order), “Randomness and Chaos in Qubit Models”, Phys. Lett. B 795, 230-235 (2019).
doi: 10.1016/j.physletb.2019.05.052
Hrant Gharibyan, Masanori Hanada, Brian Swingle, and Masaki Tezuka (in alphabetical order),“Quantum Lyapunov Spectrum”, J. High Energ. Phys. 1904 (2019) 082.
doi: 10.1007/JHEP04(2019)082
Antonio M. Garcı́a-Garcı́a and Masaki Tezuka (in alphabetical order), “Many-body localization in aﬁnite-range Sachdev-Ye-Kitaev model and holography”, Phys. Rev. B 99, 054202 (2019).
doi: 10.1103/PhysRevB.99.054202
Mitsutoshi Fujita, Rene Meyer, Sumiran Pujari, and Masaki Tezuka (in alphabetical order), “Effective Hopping in Holographic Bose and Fermi Hubbard Models”, J. High Energ. Phys. 1901 (2019)045.
doi: 10.1007/JHEP01(2019)045
Hrant Gharibyan, Masanori Hanada, Stephen H. Shenker, and Masaki Tezuka (in alphabetical order), “Onset of random matrix behavior in scrambling systems”, (Open Access) J. High Energ.
Phys. 1807 (2018) 124.
doi: 10.1007/JHEP07(2018)124
Antonio M. Garcı́a-Garcı́a, Bruno Loureiro, Aurelio Romero-Bermúdez, Masaki Tezuka (in alphabetical order), “Chaotic-Integrable Transition in the Sachdev-Ye-Kitaev Model”, (Open Access)Phys. Rev. Lett. 120, 241603 (2018).
doi: 10.1103/PhysRevLett.120.241603
Masanori Hanada, Hidehiko Shimada, and Masaki Tezuka (in alphabetical order): “Universality in
Chaos: Lyapunov Spectrum and Random Matrix Theory” Phys. Rev. E 97, 022224 (2018).
doi: 10.1103/PhysRevE.97.022224
Ippei Danshita, Masanori Hanada, and Masaki Tezuka (in alphabetical order), “Creating and probing the Sachdev–Ye–Kitaev model with ultracold gases: Towards experimental studies of quantum
gravity” Prog. Theor. Exp. Phys. 2017, 083I01 (2017).
doi: 10.1093/ptep/ptx108
Jordan S. Cotler, Guy Gur-Ari, Masanori Hanada, Joseph Polchinski, Phil Saad, Stephen H. Shenker,
Douglas Stanford, Alexandre Streicher, and Masaki Tezuka (in alphabetical order): “Black holes andrandom matrices” J. High Energ. Phys. 1705, 118 (2017).
doi: 10.1007/JHEP05(2017)118
Jun’ichi Ozaki, Masaki Tezuka, and Norio Kawakami: “Drag dynamics in one-dimensional Fermi
systems” Physical Review A 92, 023607 (2015).
doi: 10.1103/PhysRevA.92.023607
Masaki Tezuka, Antonio M. Garcı́a-Garcı́a, and Miguel A. Cazalilla: “Destruction of long-rangeorder by quenching the hopping range in one dimension” Physical Review A 90, 053618 (2014).
doi: 10.1103/PhysRevA.90.053618

Fuyuki Matsuda, Masaki Tezuka, and Norio Kawakami: “Topological Properties of Ultracold Bosons
in One-Dimensional Quasiperiodic Optical Lattice” Journal of the Physical Society of Japan 83,
083707 (2014). (Letter) doi: 10.7566/JPSJ.83.083707
Monodeep Chakraborty, Masaki Tezuka, and B. I. Min: “Interacting-Holstein and extended-Holsteinbipolarons” Physical Review B 89, 035146 (2014).
doi: 10.1103/PhysRevB.89.035146
Masaki Tezuka and Norio Kawakami: “Reentrant topological transitions with Majorana end statesin one-dimensional superconductors by lattice modulation” Physical Review B 88, 155428 (2013).
doi:10.1103/PhysRevB.88.155428
Alejandro M. Lobos, Masaki Tezuka and Antonio M. Garcı́a-Garcı́a: “Restoring phase coherence
in a one-dimensional superconductor using power-law electron hopping” Physical Review B 88,
134506 (2013).
doi:10.1103/PhysRevB.88.134506
Jun’ichi Ozaki, Masaki Tezuka and Norio Kawakami: “Collision of one-dimensional fermion clusters” Physical Review A 86, 033621 (2012).
doi:10.1103/PhysRevA.86.033621
Masaki Tezuka, and Norio Kawakami: “Reentrant topological transitions in a quantum wire / superconductor system with quasiperiodic lattice modulation” Physical Review B 85, 140508(R) (2012).
doi:10.1103/PhysRevB.85.140508
Masaki Tezuka and Antonio M. Garcı́a-Garcı́a: “Testing the universality of the many-body metalinsulator transition by time evolution of a disordered one-dimensional ultracold fermionic gas” Physical Review A 85, 031602(R) (2012).
doi:10.1103/PhysRevA.85.031602
Masaki Tezuka and Antonio M. Garcı́a-Garcı́a: “Stability of the superﬂuid state in a disordered 1D
ultracold fermionic gas” Physical Review A 82, 043613 (2010).
doi:10.1103/PhysRevA.82.043613
Masaki Tezuka and Masahito Ueda: “Ground states and dynamics of population-imbalanced Fermi
condensates in one dimension” New Journal of Physics 12, 055029 (2010).
doi:10.1088/1367-2630/12/5/055029
Masaki Tezuka and Masahito Ueda: “Density-Matrix Renormalization Group Study of Trapped Imbalanced Fermi Condensates” Physical Review Letters 100, 110403 (2008).
doi:10.1103/PhysRevLett.100.110403
Masaki Tezuka, Ryotaro Arita and Hideo Aoki: “Phase diagram for the one-dimensional HubbardHolstein model: A density-matrix renormalization group study” Physical Review B 76, 155114(2007).
doi:10.1103/PhysRevB.76.155114
Masaki Tezuka: “An Improved Initialization Procedure for the Density-Matrix Renormalization
Group” Journal of the Physical Society of Japan 76, 053001 (Letter) (2007).
doi:10.1143/JPSJ.76.053001
Masaki Tezuka, Ryotaro Arita and Hideo Aoki: “Density-matrix renormalization group study ofpairing when electron-electron and electron-phonon interactions coexist: effect of the electronic
band structure” Physical Review Letters 95, 226401 (2005).
doi:10.1103/PhysRevLett.95.226401

2. Refereed conference proceedings

Fuyuki Matsuda, Masaki Tezuka, and Norio Kawakami: “Correlation Effects in One-Dimensional
Quasiperiodic Anderson-Lattice Model” Physics Procedia 75, 245-251 (2015).
doi: 10.1016/j.phpro.2015.12.030
Masaki Tezuka, Alejandro M. Lobos and Antonio M. Garcı́a-Garcı́a: “Restoring long-range order in
one-dimensional superconductivity by power-law hopping” JPS Conference Proceedings 3, 016004(2014).
doi:10.7566/JPSCP.3.016004
Fuyuki Matsuda, Masaki Tezuka, and Norio Kawakami: “Topological Properties of 1D Quasicrystal
Bose-Mott Insulators” JPS Conference Proceedings 3, 016013 (2014).
doi:10.7566/JPSCP.3.016013
Jun’ichi Ozaki, Masaki Tezuka, and Norio Kawakami: “Quantum effects on one-dimensional collision dynamics of fermion clusters” Journal of Physics: Conference Series 400, 012059 (2012).
doi:10.1088/1742-6596/400/1/012059
Masaki Tezuka, Ryotaro Arita and Hideo Aoki: “Density-Matrix Renormalization Group Study ofPhase Diagram in Systems with Strong Electron-Electron and Electron-Phonon Interactions”, AIP
Conference Proceedings 850 (24th International Conference on Low Temperature Physics), 551-552(2006).
doi:10.1063/1.2354829
Masaki Tezuka, Ryotaro Arita and Hideo Aoki: “A DMRG study of correlation functions in the
Holstein-Hubbard model”, Physica B 359-361 (Proceedings of the International Conference on
Strongly Correlated Electron Systems), 708-710 (2005).
doi:10.1016/j.physb.2005.01.20

3. Review articles
Masaki Tezuka: “The Sachdev-Ye-Kitaev (SYK) model, quantum scrambling and many-body localization” (in Japanese), Kotai Butsuri 57, 217 (2022).
Fuyuki Matsuda, Masaki Tezuka, and Norio Kawakami: “Two-Dimensional Extension of ThoulessPumping and Diophatine Equation in Ultracold Atoms” (in Japanese), Kotai Butsuri 56, 409 (2021).
Ippei Danshita, Masaki Tezuka, and Masanori Hanada: “Sachdev–Ye–Kitaev model, black holes,
and ultra-cold gases” (in Japanese), Butsuri 73, 569 (2018).
Masaki Tezuka: “Superﬂuidity in imbalanced systems — Fermi condensates observed in trapped
neutral atoms” (in Japanese), Bussei Kenkyu (Kyoto) 95, 34 (2010).

Invited talks at scientiﬁc meetings

Masaki Tezuka「ボソン系の量子シミュレーション」, 「場の理論の新しい計算方法 2023」, 大阪大学南部陽一郎ホール, 11 October 2023.

“Fock space localization and quantum error correction in SYK-like models”, Numerical Methods in
Theoretical Physics 2023, APCTP, Pohang, Korea, 13 July 2023.
「Sachdev-Ye-Kitaev 型模型における多体波動関数の振舞と量子誤り訂正」, 神戸大学理学研究
科物理学専攻・理学部物理学科 先端科学融合特論 A 談話会, 28 June 2023.

“Binary-coupling sparse SYK model: spectral form factor and scrambling dynamics”, 2023 Annual
Meeting of the Physical Society of Taiwan, National Cheng-Kung University, Tainan, Taiwan, 17
January 2023.
“Spectral correlation and eigenstate entanglement entropy in Sachdev-Ye-Kitaev-type models”, pre
TPS mini workshop, National Tsing-Hua University, Hsinchu, Taiwan, 11 January 2023.
“Spectral form factor and eigenstate entanglement entropy in Sachdev-Ye-Kitaev-type models”, Second Annual Meeting of the Extreme Universe Collaboration, 神戸コンベンションセンター, 28
December 2022.
“Recent developments on SYK model”, 第一回ブラックホール/量子重力勉強会, 大阪大学南部陽一郎ホール, 15 October 2022.
“Binary-Coupling Sparse Sachdev-Ye-Kitaev Model”, Nonperturbative and Numerical Approaches
to Quantum Gravity, String Theory, International Centre for Theoretical Sciences (ICTS), Bengaluru, India, 29 August 2022. (online)“Fock space localization in a perturbed Sachdev-Ye-Kitaev model”, 17th Slovenia–Japan Seminaron Nonlinear Science, 22 March 2022. (online)「Sachdev-Ye-Kitaev 模型における多体局在の定量的研究」, 「離散的手法による場と時空のダ
イナミクス 2021」, Kyoto University, 26 December 2021.

“Many-body localization in quasiperiodic systems and effect of nonhermitian terms”, IRN-APERIODIC“Open space between aperiodic order and physics & chemistry of materials”, Carry le Rouet, France,
6 October 2021. (online)“Fock-space localization and entanglement in the Sachdev-Ye-Kitaev model”, YITP workshop “Recent progress in theoretical physics based on quantum information theory”, Kyoto, Japan, 1 March
2021. (online)“Characterization of chaos in many-body quantum systems”, Pioneer Symposium, 2019 Korean
Physical Society Fall Meeting, Gwangju, Korea, 23 October 2019.
“The Sachdev-Ye-Kitaev model as a maximally chaotic lattice model: study towards experimental
realization, and new characterizations of chaos”, Workshop on Holography and Quantum Matter,
Beijing, China, 26 August 2019.
“The Sachdev-Ye-Kitaev model, scrambling and chaos”, Youth Symposium on theoretical high energy physics in Southeast University, Nanjing, China, 20 August 2019.
“The Sachdev-Ye-Kitaev model, random matrices and quantum chaos”, KMI Interdisciplinary Seminar “Recent developments in SYK model and wormholes”, Nagoya, Japan, 22 July 2019.
“Characterization of chaotic dynamics in quantum systems”, 3rd French Russian Conference on
Random Geometry and Physics: Sachdev-Ye-Kitaev Model and Related Topics, Moscow, Russia, 5June 2019.

“Sachdev-Ye-Kitaev model, topological materials and chaos”, 第 4 回「トポロジーが紡ぐ物質科
学のフロンティア」領域研究会, Nagoya, Japan, 22 January 2019.
“Level statistics and Lyapunov spectrum of the SYK model”, Discrete Approaches to the Dynamics
of Fields and Space-Time （「離散的手法による場と時空のダイナミクス」研究会 2018）, Sendai,
Japan, 11 September 2018.
「Sachdev–Ye–Kitaev 模型と量子カオス」, 量子カオスとホログラフィー (30 March 2018), Kyoto,
Japan, 13:30 - 14:30, 30 March 2018.

“The Sachdev–Ye–Kitaev model, random matrices and Lyapunov exponents”, Black Holes, Quantum Chaos, and Solvable Quantum Systems (22-26 January 2018), Sanya, China, 14:00 - 15:00, 25
January 2018.
“Proposal for a cold atom realization of the Sachdev-Ye-Kitaev model: a desktop quantum gravity
laboratory”, The 2nd Tokyo-Beijing Workshop on Ultracold Atoms (1-2 October 2017), Tokyo,
Japan, 10:50 - 11:30, 1 October 2017.
“The Sachdev–Ye–Kitaev model: proposal for ultracold gas realization and numerical study of the
dynamics”, Quantum Simulations and Numerical Studies on Many-Body Physics (9-11 December2016), Hsinchu, Taiwan, 11:30 - 12:20, 11 December 2016.
“Topological properties of quasi-periodic quantum systems”, Quantum Science Symposium Europe2016 (1-2 November 2016), Cambridge, UK, 10:05 - 10:30, 1 November 2016.
“Fermions on quasiperiodically modulated lattices: pairing, localization, and topology”, EMN Meeting on Quantum 2016 (8-10 April 2016), Phuket, Thailand, 11:35 - 12:00, 9 April 2016.
“Dynamics of interacting fermions on a bichromatic optical lattice”, Correlations and coherence inquantum systems (8-12 October 2012), Evora, Portugal, 16:00 - 16:30, 8 October 2012.
“Dynamics of two-component Fermi gas close to insulating transition in a quasiperiodic potential”,
Ultracold Gases: Superﬂuidity and Strong Correlations (USS-2012) (11-13 January 2012), Tokyo,
17:40-18:10, 12 January 2012.
“Dynamics of an interacting one-dimensional Fermi system in a quasiperiodic potential”, New Electronic Properties through Structure and Correlation (Japan Swiss Workshop 2011), Zurich, Switzerland, 14:30 - 15:00, 16 September 2011.
“One-dimensional Fermi gases: Density-matrix renormalization group study of ground state properties and dynamics”, Renormalization Group Approach from Ultra Cold Atoms to the Hot QGP,
Kyoto, 17:00 - 18:00, 30 August 2011.
“Population-imbalanced Fermi Condensates: Effect of Trap Geometry”, Ultracold Fermi Gas: Superﬂuidity and Storng-Correlation (USS-2010), Ueno, Tokyo, 14:10 - 14:40, 13 May 2010.
「電子格子系及び調和型トラップ中の粒子数不均衡フェルミオン系の DMRG」, 密度行列繰り込み群法を用いた物性研究の新展開 (16-17 December 2008), Kyoto, 17:30 - 18:00, 16 December
2008.

References
Available upon request.

Last updated: May 25, 2024.