Research interests

Probability theory and statistical mechanics
Bet, Nardi

  • Phase diagrams
  • Phase transitions
  • Cluster expansion and inequalities

Metastability
Nardi

  • General approaches: pathwise (large deviations) and potential theoretic
  • Spin models: Ising-like models and Blume-Capel with Glauber dynamics

Bet, Nardi

  • Probabilistic Cellular Automata
  • Lattice gas models: Lattice gas model with kawasaki dynamics isotropic and anisotropic
  • Hard-core models with Metropolis dynamics

Perturbative study of random walks
Nardi

  • Ideal gas approximation for a rarefied gas under Kawasaki dynamics
  • Front propagation velocities inside moving populations

Cut-off phenomena and mixing times
Nardi

  • Relation cut-off phenomena, exponential escape behaviour and metastability
  • Approach to study cut-off behaviour

Random Graphs
Nardi

  • First passage percolation
  • Metastable behaviour on random graphs with Glauber dynamics

Bet

  • Critical random graphs

Queueing Theory
Bet

  • Scaling limits