Uchida Group | Theoretical Condensed Matter and Statistical Physics


News

2026/05/18 HIROTA Yuki's paper was published in Phys. Rev. E.

2026/05/08 LIU Lintao's paper was published in Phys. Rev. E.

2026/03/03 ITO Susumu was awarded the 16th JSPS Ikushi Prize.   [announcement]

2026/01/13 QIN Zichen's paper was published in Phys. Rev. E.

2025/09/08 KINOSHITA Yutaka's paper was published in EPL.

2025/07/17 ZHAO Luekai's paper was published in Phys. Rev. E.


Area of Research

Nonlinear dynamics, active soft matter, biological fluid dynamics

Recent Work


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Staff

Doctoral students

Master's students

Undergraduate students


Recent Work

2026

Synchronization and metachronal waves in an array of eukaryotic flagella Y. Wakahara and N. Uchida, arXiv:2605.16705.

Defect binding-unbinding transition in active nematic membranes Y. Hirota, NU, Phys. Rev. E113, 055412 (2026).

Localized inhomogeneity and position-dependent stability of migratory bird formations J. Hui, NU, arXiv:2605.14127.

Topological defects in spiral wave chimera states L. Liu, NU, Phys. Rev. E 113, 054207 (2026).

Dynamical Theory of Elastic Synchronization of Cardiomyocytes A. Tomiie, NU, arXiv:2604.13391.

Defect states as a precursor of the chimera states in a ring of non-locally coupled oscillators T. Zhou, NU, arXiv:2602.10533.

Collective behaviors of self-propelled particles with tunable alignment angles Z. Qin, NU, Phys. Rev. E 113, 015411 (2026).

2025

Hydrodynamic coupling drives bacterial flagellar synchrony T. Ishihara, NU, S. Nakamura, bioRxiv:2025.10.19.683311.

Active nematic liquid crystals under a quenched random field Y. Kinoshita, NU, EPL 151, 57002 (2025).

Nonreciprocal amplification toward chaos in a chain of Duffing oscillators L. Zhao, B. Li, NU, Phys. Rev. E 112, 014216 (2025).

Boltzmann-Ginzburg-Landau theory for autochemotaxis of active rod-like particles S. Sakurai, NU, arXiv:2506.18263.

Boltzmann approach to collective motion via nonlocal visual interaction S. Ito, NU, Phys. Rev. E 111, 044411 (2025).

Stochastic energetics of two synchronizing bacterial flagella J. Qin, NU, J. Phys. Soc. Jpn. 94, 044803 (2025).

Collective excitations in active solids featuring alignment interactions Y. Kinoshita, NU, A. M. Menzel, J. Chem. Phys. 162, 054906 (2025).

Boundaries and cross-linking densities modulate domain sizes of polydomain nematic elastomers T. Ohzono, K. Katoh, NU, Soft Matter 21, 1233 (2025).

Metastability of multi-population Kuramoto-Sakaguchi oscillators B. Li, NU, Chaos 35, 013105 (2025).

2024

Selective decision-making and collective behavior of fish by the motion of visual attention S. Ito, NU, PNAS Nexus 3, pgae264 (2024). [press release]

2023

Vortex phase matching of a self-propelled model of fish with autonomous fin motion S. Ito, NU, Phys. Fluids 35, 111902 (2023)(Featured Article). [related article] [press release]

Flow patterns and defect dynamics of active nematic liquid crystals under an electric field Y. Kinoshita, NU, Phys. Rev. E 108, 014605 (2023).

Formation of Giant Vortices of Fish by Topological Interactions (written in Japanese) S. Ito, NU, Butsuri 78, 198 (2023).

2022

Effect of mobility on collective phase dynamics of nonlocally coupled oscillators with a phase lag B. Li, NU, Phys. Rev. E 106, 054210 (2022).

Emergence of a Giant Rotating Cluster of Fish in Three Dimensions by Local Interactions S. Ito, NU, J. Phys. Soc. Jpn. 91, 064806 (2022) (Editor's Choice). related article [1], [2]

Effect of gravitational field on collective motion of fish S. Ito, NU, EPL 138, 17001 (2022).

Gait switching with phase reversal of locomotory waves in the centipede Scolopocryptops rubiginosus S. Kuroda, NU, and T. Nakagaki, Bioinspir. Biomim. 17, 026005 (2022).

2021

Large-scale spatiotemporal patterns in a ring of nonlocally coupled oscillators with a repulsive coupling B. Li, NU, Phys. Rev. E 104, 054210 (2021).

Conditions for metachronal coordination in arrays of model cilia F. Meng, R. R. Bennett, NU, R. Golestanian, Proc. Natl. Acad. Sci. U.S.A. 118, e2102828118 (2021).


Thesis Titles

Doctoral thesis

ITO Susumu (2026)
Comprehensive theoretical models of collective motion of fish featuring visual interactions and hydrodynamic effects* [pdf]

KINOSHITA Yutaka (2025)
Spatiotemporal patterns and correlations in active matter featuring alignment interactions [pdf]

LI Bojun (2025)
Collective Transition Behaviors of Coupled Phase Oscillators with Frustration [pdf]

Master's thesis

Phillip Richard NIMPHIUS (2025)
Wave patterns in two-dimensional networks of non-locally coupled oscillators with phase delay

WAKAHARA Yukinori (2025)
Analysis of cilia synchronization using an elastic filament model*

QIN Zichen (2025)
Collective behaviors of self-propelled particles with tunable alignment angles

ZHAO Luekai (2025)
Nonreciprocal amplification toward chaos in a chain of Duffing oscillators

QIN Jing (2024)
Synchronization of two bacterial flagella as a stochastic process*

SAKURAI Shun (2023)
Boltzmann-Ginzburg-Landau theory for active particles with chemotaxis and orientational interaction*

ITO Susumu (2022)
Modelling fish schools by self-propelled particles*

KINOSHITA Yutaka (2021)
Effect of confinement on flow properties of active nematics*

LI Bojun (2021)
Large-scale spatio-temporal patterns in a ring of non-locally coupled oscillators with a repulsive coupling*

ISHIKAWA Hiroki (2020)
Effects of orientational interaction and excluded volume in collective motion of chemotactic bacteria*

KAWASE Katsuya (2019)
Spatio-temporal structure in multi-chimera states in a one-dimensional system of non-locally coupled oscillators*

* written in Japanese


Contact

UCHIDA Nariya
uchida [AT] cmpt.phys.tohoku.ac.jp

Prospective applicants are kindly advised to contact us well in advance of their intended application period.


Updated: 2026/05/19