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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

Preserving friendships in school contacts: An algorithm to construct synthetic temporal networks for epidemic modelling

Lucille Calmon, Elisabetta Colosi, Giulia Bassignana, Alain Barrat, Vittoria Colizza

PLoS Computational Biology, 2024, 20 (12), pp.e1012661. (10.1371/journal.pcbi.1012661)

Journal articles


Modeling the interplay between disease spread, behaviors, and disease perception with a data-driven approach

Alessandro de Gaetano, Alain Barrat, Daniela Paolotti

Mathematical Biosciences, 2024, 378, pp.109337. (10.1016/j.mbs.2024.109337)

Journal articles


Two-Time Measurement of Entropy Transfer in Markovian Quantum Dynamics

Alain Joye, Claude-Alain Pillet

Letters in Mathematical Physics, 2024, 114 (6), pp.137. (10.1007/s11005-024-01880-2)

Journal articles


An embedding-based distance for temporal graphs

Lorenzo Dall’amico, Alain Barrat, Ciro Cattuto

Nature Communications, 2024, 15 (1), pp.9954. (10.1038/s41467-024-54280-4)

Journal articles


Flow of temporal network properties under local aggregation and time shuffling: a tool for characterizing, comparing and classifying temporal networks

Didier Le Bail, Mathieu Génois, Alain Barrat

Journal of Physics A: Mathematical and Theoretical, 2024, 57 (43), pp.435002. (10.1088/1751-8121/ad7b8e)

Journal articles


Survival probability and position distribution of a run and tumble particle in U ( x ) = α | x | potential with an absorbing boundary

Sujit Kumar Nath, Sanjib Sabhapandit

Journal of Statistical Mechanics: Theory and Experiment, 2024, 2024 (9), pp.093205. (10.1088/1742-5468/ad6c2c)

Journal articles


The temporal dynamics of group interactions in higher-order social networks

Iacopo Iacopini, Márton Karsai, Alain Barrat

Nature Communications, 2024, 15 (1), pp.7391. (10.1038/s41467-024-50918-5)

Journal articles


Preserving system activity while controlling epidemic spreading in adaptive temporal networks

Marco Mancastroppa, Alessandro Vezzani, Vittoria Colizza, Raffaella Burioni

Physical Review Research, 2024, 6 (3), pp.033159. (10.1103/PhysRevResearch.6.033159)

Journal articles


The structural evolution of temporal hypergraphs through the lens of hyper-cores

Marco Mancastroppa, Iacopo Iacopini, Giovanni Petri, Alain Barrat

EPJ Data Science, 2024, 13 (1), pp.50. (10.1140/epjds/s13688-024-00490-1)

Journal articles


Infection patterns in simple and complex contagion processes on networks

Diego Andrés Contreras, Giulia Cencetti, Alain Barrat

PLoS Computational Biology, 2024, 20 (6), pp.e1012206. (10.1371/journal.pcbi.1012206)

Journal articles