Low energy states in quantum many body systems

29 January 2003, Neuville-sur-Oise

Moderator: Tom Kennedy (Tucson & IHES)



09h20-10h10 Jakob Yngvason (Vienna) : Superfluidity and Bose-Einstein condensation in dilute, trapped gases

10h10-11h00 Valentin A. Zagrebnov (Marseille) : Conventional Bose-Einstein condensation in interacting continuous systems with a one-particle spectral gap.

11h00-11h20 Coffee break

11h20-12h10 Giuseppe Benfatto (Rome) : One dimensional Fermi systems: rigorous results through renormalization group.

12h10-13h00 Jacques Magnen (Palaiseau) : Interacting non-relativistic Fermions in three dimensions : a renormalization group approach.

13h00-14h15 Lunch

14h15-15h05 Bruno Nachtergaele (University of California at Davis) : Interfaces and droplets in the XXZ Heisenberg model.

15h05-15h55 Pietro Caputo (Rome) : On the energy gap above interface ground states of XXZ ferromagnets.

15h55-16h20 Coffee Break

16h20-17h10 Pierluigi Contucci (Bologne) : The ferromagnetic Heisenberg XXZ chain in a pinning field

17h10-18h00 Tom Kennedy (Tucson & IHES) : Quasi-particles and interfaces in quantum lattice systems.