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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

Screening and vaccination against COVID-19 to minimise school closure: a modelling study

Elisabetta Colosi, Giulia Bassignana, Diego Andrés Contreras, Canelle Poirier, Pierre-Yves Boëlle, Simon Cauchemez, Yazdan Yazdanpanah, Bruno Lina, Arnaud Fontanet, Alain Barrat, et al.

The Lancet Infectious Diseases, 2022, 22 (7), pp.977-989. (10.1016/S1473-3099(22)00138-4)

Journal articles


Non-Selective Distribution of Infectious Disease Prevention May Outperform Risk-Based Targeting

Benjamin Steinegger, Iacopo Iacopini, Andreia Sofia Teixeira, Alberto Bracci, Pau Casanova-Ferrer, Alberto Antonioni, Eugenio Valdano

Nature Communications, 2022, 13 (1), pp.3028. (10.1038/s41467-022-30639-3)

Journal articles


Deforming polar active matter in a scalar field gradient

Muhamet Ibrahimi, Matthias Merkel

New Journal of Physics, 2022, 25 (1), pp.4. (10.1088/1367-2630/acb2e5)

Journal articles


Implementation of cellular bulk stresses in vertex models of biological tissues

Shao-Zhen Lin, Matthias Merkel, Jean-Francois Rupprecht

European Physical Journal E: Soft matter and biological physics, 2022, 45 (1), pp.4. (10.1140/epje/s10189-021-00154-2)

Journal articles


Temporal Networks : from network theory to brain science

Nicola Pedreschi

Statistical Mechanics [cond-mat.stat-mech]. Aix-Marseille university, 2021. English. (NNT : )

HAL

Thesis


The switching mechanisms of social network densification

Teruyoshi Kobayashi, Mathieu Génois

Scientific Reports, 2021, 11 (1), pp.3160. (10.1038/s41598-021-82432-9)

Journal articles


Adhesion-mediated heterogeneous actin organization governs apoptotic cell extrusion

Anh Phuong Le, Jean-François Rupprecht, René-Marc Mège, Yusuke Toyama, Chwee Teck Lim, Benoit Ladoux

Nature Communications, 2021, 12 (1), pp.397. (10.1038/s41467-020-20563-9)

Journal articles


Generalized Pell-Fermat equations and Pascal triangle

Daniel Gandolfo, Michel L. Rouleux

2021

HAL

Preprint, Working paper


Nucleation landscape of biomolecular condensates

Shunsuke Shimobayashi, Pierre Ronceray, David Sanders, Mikko Haataja, Clifford Brangwynne

Nature, 2021, 599 (7885), pp.503-506. (10.1038/s41586-021-03905-5)

Journal articles


The physics of higher-order interactions in complex systems

Federico Battiston, Enrico Amico, Alain Barrat, Ginestra Bianconi, Guilherme Ferraz de Arruda, Benedetta Franceschiello, Iacopo Iacopini, Sonia Kéfi, Vito Latora, Yamir Moreno, et al.

Nature Physics, 2021, 17 (10), pp.1093-1098. (10.1038/s41567-021-01371-4)

Journal articles