Ubiquity of metastable-to-stable crossover in weakly chaotic dynamical systems

Ultimate Fate of Constrained Voters

Ultra-Slow Vacancy-Mediated Tracer Diffusion in Two Dimensions: The Einstein Relation Verified

Ultracold atomic Fermi-Bose mixtures in bichromatic optical dipole traps: a novel route to study fermion superfluidity

Ultracold atoms in one-dimensional optical lattices approaching the Tonks-Girardeau regime

Ultracold atoms in optical lattices

Ultracold Bose gases in time-dependent 1D superlattices: response and quasimomentum structure

Ultracold Bosonic Atoms in Disordered Optical Superlattices

Ultracold Bosons with 3-Body Attractive Interactions in an Optical Lattice

Ultracold Fermion Cooling Cycle using Heteronuclear Feshbach Resonances

Ultracold heteronuclear molecules in a 3D optical lattice

Ultracold polarized Fermi gas at intermediate temperatures

Ultracold two-component Fermi gases with a magnetic field gradient near a Feshbach resonance

Ultrafast Enhancement of Ferromagnetism via Photoexcited Holes in GaMnAs

Ultraslow Convergence to Ergodicity in Transient Subdiffusion

Ultraslow quantum dynamics in a sub-Ohmic heat bath

Unattainability of a purely topological criterion for the existence of a phase transition for non-confining potentials

Unbiased estimators for spatial distribution functions of classical fluids

Unbiased Global Optimization of Lennard-Jones Clusters for N <= 201 by Conformational Space Annealing Method

Unbiased sampling of globular lattice proteins in three dimensions