Unitarily invariant norms related to factors

Unitary equivalence and decompositions of finite systems of closed densely defined operators in Hilbert spaces

Unitary equivalence of representations of graph algebras and branching systems

Unitary equivalences for essential extensions of $C^*$-algebras

Unitary invariants in multivariable operator theory

Unitary isomorphism of Fock spaces of bosons and fermions arising from a representation of the Cuntz algebra $\co{2}$

Unitary orbits of normal operators in von Neumann algebras

Unitary perturbations of masas in type $II_1$ factors

Unitary representations of compact quantum groups

Universal arrows to forgetful functors from categories of topological algebra

Universal C*-algebra of real rank zero

Universal C*-algebraic quantum groups arising from algebraic quantum groups

Universal coefficient theorems for C*-algebras over finite topological spaces

Universal collective rotation channels and quantum error correction

Universal operator algebras of directed graphs

Universal skein theory for finite depth subfactor planar algebras

Unshaded planar algebras and their associated II_1 factors

Use of operator algebras in the analysis of measures from wavelets and iterated function systems

Values of the Pukanszky invariant in free group factors and the hyperfinite factor

Values of the Pukanszky Invariant in McDuff Factors