Universality of the double scaling limit in random matrix models

Universality of the local spacing distribution in certain ensembles of hermitian Wigner matrices

Universality of Wigner Random Matrices

Universality of Wigner random matrices: a Survey of Recent Results

Unstable particles in non-relativistic quantum mechanics?

Unusual poles of the $ζ$-functions for some regular singular differential operators

Upon the existence of short-time approximations of any polynomial order for the computation of density matrices by path integral methods

Upper and lower bounds to the eigenvalues of an anharmonic oscillator

Upper and lower limits for the number of S-wave bound states in an attractive potential

Upper and lower limits on the number of bound states in a central potential

Upper bound on the density of Ruelle resonances for Anosov flows

Upper bounds for Total Cross Section in scattering by an obstacle with impedance boundary conditions

Upper Bounds in Quantum Dynamics

Upper bounds on the density of states of single Landau levels broadened by Gaussian random potentials

Upper bounds on the rate of quantum ergodicity

Upper bounds on wavepacket spreading for random Jacobi matrices

Upper Bounds to the Ground State Energies of the One- and Two-Component Charged Bose Gases

Upper continuity bounds on the relative $q$-entropy for $q>1$

Upper limit on the critical strength of central potentials in relativistic quantum mechanics

Upper limit on the number of bound states of the spinless Salpeter equation