Unequal intensity splitting can reduce back action in interferometers

Unexpected features of quantum degeneracies in a pairing model with two integrable limits

Unexpected reemergence of von Neumann theorem

Unextendible maximally entangled bases

Unextendible Product Bases and Bound Entanglement

Unextendible product bases and extremal density matrices with positive partial transpose

Unextendible product bases and locally unconvertible bound entangled states

Unextendible product bases and the construction of inseparable states

Unextendible Product Bases, Uncompletable Product Bases and Bound Entanglement

Unfolding a degeneracy point of two unbound states: Crossings and anticrossings of energies and widths

Unforgeable Noise-Tolerant Quantum Tokens

Unfrustrated Qudit Chains and their Ground States

Unice cogito, ergo quantum sum (I think uniquely, therefore I am quantum mechanical)

Unicity Distance of Quantum Encryption Protocols

Unidimensional reduction of the 3D Gross-Pitaevskii equation with two- and three-body interactions

Unification of different views of decoherence and discord

Unification of Dynamical Decoupling and the Quantum Zeno Effect

Unification of multi-qubit polygamy inequalities

Unification of quantum and classical correlations and quantumness measures

Unification of the conditional probability and semiclassical interpretations for the problem of time in quantum theory