His scientific research at CNRS, Université Paris Cité are mainly experimental. They concern nonlinear physics (in particular, wave turbulence, soliton physics, hydrodynamics turbulence), and the self-organization of complex systems, such as granular media or magnetic fluids (ferrofluids).
CNRS Bronze medal 2001, Branly Prize 2004. French Research Agency Awards 2008, 2013, 2017, 2021, Axa Research Fund Award 2012, Simons Foundation Award 2019