**Abstract**(talk: Sobolev regularity of flows associated to non-Lipschitz vector fields)

**Talk**(talk: Average solutions to linear second order semielliptic PDEs)

**Talk**(talk: Energy estimates for hyperbolic operators with non Lipschitz-continuous operators)

**Talk**(talk: Hypoelliptic fuctional inequalities)

**Talk**(talk: On sums of squares of complex vector fields)

**Talk**(talk: PoincarÃ© and Sobolev inequalities for differential forms in Heisenberg groups (in collaboration with A. Baldi and P. Pansu))

**Talk**(talk: Limits of some Besov seminorms)

**Talk**(talk: Global dynamics for semilinear heat equations in energy spaces associated with self-adjoint operators)

**Talk**(talk: Wiener-type characterization of boundary regularity via Gaussian bounds)

**Talk**(talk: Very weak solutions to wave equations on graded groups)

**Talk**(talk: $\Gamma$-convergence for integral functionals depending on vector fields)

**Talk**(talk: Smoothing effect for time-degenerate SchrÃ¶dinger operators)

**Talk**(talk: On the Sobolev quotient in sub-Riemannian geometry )

**Talk**(talk: On global attraction to the manifold of solitary waves)

**Talk**(talk: Two-parameter harmonic analysis on the Heisenberg group)

**Talk**(talk: Strichartz estimates and Fourier Restriction Theorems on the Heisenberg group)

**Talk**(talk: Sobolev regularity of flows associated to non-Lipschitz vector fields)

**Talk**(talk: A Fourier integral operator approach to the sub-Riemannian wave equation)

**Talk**(talk: Long time existence of solutions to the Kirchhoff equation)

**Talk**(talk: The critical exponent for the damped wave equation in the Heisenberg group )