supported by ERC advanced Grant 740021-ARThUs

Useful Links :

ERC-ARThUs Group of the AstroENS Team

Subpages :

ERC Publications / Seminars and Round Tables / Alumni and Visitors / Current Collaborators / Available Software / Group Photos

Read Insight Comments on : inhomogeneous cosmologies / backreaction and the foliation problem / CMB analysis

Group Members :


Thomas Buchert (PR, Head of Group, PI ERC, CRAL)
- coordination of group activities
Martin J. France (ERC Research Technician, Computational Science Department, CRAL)
- robust image analysis - Minkowski Functionals


Frank Steiner (PR, CRAL)
- CMB and non-trivial topologies


Pratyush Pranav (ERC Postdoc, CRAL)
- data analysis, topological statistics
Nezihe Uzun (ERC Postdoc, CRAL)
- statistical geometry, light cone
Asta Heinesen (ERC Postdoc, CRAL)
- foliation problem, template metrics, supernovae, galaxy catalogs
Hamed Barzegar (ERC Postdoc, CRAL)
- tilted foliations and effective acceleration

Closely collaborating Postdocs:

Xavier Roy (York, U.K.)
- scalar field models, backreaction, stability, foliation problem
Jan J. Ostrowski (Warsaw, Poland)
- scale-dependent relations to Dark Energy and Dark Matter
Ismael Delgado Gaspar (Warsaw, Poland)
- exact solutions
Pierre Mourier (AEI Hannover, Germany)
- structure formation, foliation problem, gravitational entropies
Léo Brunswic (Shanghai, PR China)
- geometrical and topological problems in theories of gravitation


Martin J. France (PhD student, CRAL)
- CMB in finite universe models, statistical analyses
Niels Fardeau (M1 student ENS Lyon)
- Non-perturbative collapse models for collisionless self-gravitating flows
Aubin Courty (M1 student ENS Lyon, in collab. with Dept. of Physics)
- Inhomogeneous Cosmology in Spherical Space

Closely Collaborating Students:

Francesco Sartini (PhD student, Physics Dep. Lyon)
- globally stationary cosmologies
Matthieu Chatelain (M2 student ENS Lyon)
- Topological constraints in averaged spherically symmetric exact solutions
Alfred Bovon (M2 student ENS Lyon)
- Closure via virialization of Newtonian volume-partitioned simulations
Antonin Borderies (M2 student ENS Lyon)
- Anisotropies in supernova-Ia data - model-independent analysis

Public Outreach Page :

Last Update: September 1, 2022

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