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Statistical Physics and Complex Systems

Group “Statistical Physics and Condensed Matter”

Statistical Physics and Complex Systems The activities of the “Statistical Physics and Complex Systems” team cover a wide spectrum. The first research direction concerns rigorous statistical mechanics, in particular the study of phase transitions in exactly solvable cases and/or from a geometric perspective. The second direction concerns the statistical physics of open quantum systems (out of equilibrium), and the development of models and analytical tools to study non-equilibrium steady states. The third direction focuses on the statistical physics of complex systems and complex networks, from the study of their structure to the study of dynamical processes on networks, and is pioneering in the study of temporal networks. Since the network paradigm can be used to describe many systems of different origins and natures, our research is interdisciplinary, including interactions with the social sciences, epidemiology, computer science, and neuroscience.

The team also participates in the Convergence Institute CENTURI. Since 2019 it has hosted three PIs partially funded by CENTURI, whose research topics concern collective effects and self-organization in living systems, cell mechanics, and neuroscience. They interact with experimental groups at IBDM and INMED.

The methods used by the team members range from rigorous mathematical tools to numerical simulations and the analysis of empirical data, covering the full range of standard approximation tools in statistical physics.

Team's directory

AGOSTINELLI Cosimo

Ph.D.

Contact
ASCH Joachim

Research teacher

+33.4.91.26.95.20

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ASCHBACHER Walter

Research teacher

+33.4.91.26.95.16

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BARRAT Alain

Researcher

Director

+33.4.91.26.95.40

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BREIER Patrick

Visitor

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ESTAVOYER Maxime

Post Ph.D.

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GAMBAUDO Juliette

Ph.D.

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GANDOLFO Daniel

Research teacher

+33.4.91.26.95.10

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GENOIS Mathieu

Research teacher

Team leader « Statistical Physics and Complex Systems »

+33.4.91.26.95.42

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IANNELLO Ludovico

Ph.D.

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MANCASTROPPA Marco

Post Ph.D.

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MAURIAL Gabriel

Ph.D.

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MERKEL Matthias

Researcher

+33.4.91.26.95.12

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NATH Sujit-Kumar

Post Ph.D.

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PEREZ Pablo

Ph.D.

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PILLET Claude-Alain

Research teacher

+33.4.91.26.95.32

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PLOTZE Yan

Ph.D.

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QAZI Saaheelur-Rahaman

Ph.D.

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ROUAULT Herve

Researcher

+33.4.91.26.95.13

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ROULEUX Michel

Research teacher

+33.4.91.26.97.97

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RUPPRECHT Jean-Francois

Researcher

+33.4.91.26.95.14

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SABY Florian

Ph.D.

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SHLOSMAN Senya

Researcher emeritus

+33.4.91.26.95.31

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VIEIRA-MENDES Toni

Post Ph.D.

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VINZE Prathmesh

Post Ph.D.

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WANG Michael

Post Ph.D.

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ZETT Lukas

Ph.D.

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Team's publications

From Long-Range Order to Complex Networks, an Hamiltonian Dynamics Perspective

Sarah de Nigris, Xavier Leoncini

Valentin Afraimovich; Albert C. J. Luo; Xilin Fu. Nonlinear Dynamics and Complexity, 8, Springer, pp.1-39, 2014, Nonlinear Systems and Complexity, 978-3-319-02352-6. (10.1007/978-3-319-02353-3_1)

Book Section


Skyrmion to ferromagnetic state transition: A description of the topological change as a finite-time singularity in the skyrmion dynamics

Alberto Verga

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90, pp.174428 - 174428. (10.1103/PhysRevB.90.174428)

Journal articles


How memory generates heterogeneous dynamics in temporal networks

Christian L. Vestergaard, Mathieu Génois, Alain Barrat

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2014, 90 (4), pp.042805. (10.1103/PhysRevE.90.042805)

Journal articles


Topological changes of two-dimensional magnetic textures

Ricardo Gabriel Elías, Alberto Verga

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 89, pp.134405. (10.1103/PhysRevB.89.134405)

Journal articles


Spin waves scattering on a Bloch point

R G Elías, V L Carvalho-Santos, A D Núñez, Alberto Verga

Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90, pp.224414 - 224414. (10.1103/PhysRevB.90.224414)

Journal articles


Numerical simulation of flows past flat plates using volume penalization

Kai Schneider, Mickaël Paget-Goy, Alberto Verga, Marie Farge

Computational & Applied Mathematics, 2014, 33 (2), pp.481-495. (10.1007/s40314-013-0076-9)

Journal articles


SPECIAL ISSUE: NON-EQUILIBRIUM STATISTICAL MECHANICS Introduction

Vojkan Jaksic, Claude-Alain Pillet, Robert Seiringer

2014, (10.1063/1.4884877)

Other publication


Lower bounds for sojourn time in a simple shape resonance model

Joachim Asch, Olivier Bourget, Victor Cortes, Claudio Fernandez

International Conference Spectral Theory and Mathematical Physics, 2014, Santiago, Chile

HAL

Conference papers


Bootstrapping under constraint for the assessment of group behavior in human contact networks

Nicolas Tremblay, Alain Barrat, Cary Forest, Mark Nornberg, Jean-François Pinton, Pierre Borgnat

Physical Review E : Statistical, Nonlinear, and Soft Matter Physics [2001-2015], 2013, 88, pp.052812. (10.1103/PhysRevE.88.052812)

Journal articles


Immunization strategies for epidemic processes in time-varying contact networks

Michele Starnini, Anna Machens, Ciro Cattuto, Alain Barrat, Romualdo Pastor Satorras

Journal of Theoretical Biology, 2013, 337, pp.89. (10.1016/j.jtbi.2013.07.004)

Journal articles