Universality and the three-body parameter of helium-4 trimers

Universality in bosonic dimer-dimer scattering

Unresolved Classical Electromagnetic Aspects of the Aharonov-Bohm Phase Shift

Unusually large polarizabilities and "new" atomic states in Ba

Updated radiative accelerations from the Opacity Project.

Upper Limit on the Magnetic Dipole Contribution to the 5p-8p Transition in Rb by Use of Ultracold Atom Spectroscopy

Ursell Operators in Statistical Physics III: thermodynamic properties of degenerate gases

Use of a Microcontroller for Fast Feedback Control of a Fiber Laser

Uses of a Quantum Master Inequality

Using Absorption Imaging to Study Ion Dynamics in an Ultracold Neutral Plasma

Using Atomic Diffraction of Na from Material Gratings to Measure Atom-Surface Interactions

Using atomic interference to probe atom-surface interaction

Using Molecules to Measure Nuclear Spin-Dependent Parity Violation

Using Planetary Nebulae to Teach Physics

Using strong electromagnetic fields to control x-ray processes

Using Three-Body Recombination to Extract Electron Temperatures of Ultracold Plasmas

UTA versus line emission for EUVL: Studies on xenon emission at the NIST EBIT

Utilization of CAM, CAF, MAX, and FAX for space radiation analyses using HZETRN

UV and X-ray Spectral Lines of FeXXIII Ion for Plasma Diagnostics

Uv Spectroscopy of the io Plasma Torus