The ultra heavy cosmic ray experiment on the NASA long duration exposure facility
The Ultra Luminous Infrared Galaxy Mrk 231: new clues from BeppoSAX and XMM-Newton
The Ulysses Mission - A Voyage to the Poles of the Sun
The Ulysses mission-A voyage to the poles of the Sun.
The uncertainties in the 22Ne + α-capture reactions and magnesium production in intermediate-mass AGB stars
The unexpected role of D waves in low-energy neutral pion photoproduction
The Unitary Clothing Transformation Method in Quantum Field Theory. Renormalization of Coupling Constant
The unitary-model-operator approach to nuclear many-body problems
The universal freeze-out criterion at SPS and RHIC
The University of Chicago cosmic ray electrons and nuclei experiment on the H spacecraft
The use of Geant4 for simulations of a plastic beta-detector and its application to efficiency calibration
The use of Kolmogorov-Smirnov test in event-by-event analysis
The Use of Nuclear Beta-decay as a Test of Bulk Neutrinos in Extra Dimensions
The UTD/UCLA high resolution gamma ray telescope
The Van-der-Waals Gas EOS for the Lorentz Contracted Spheres
The vanishing of the cosmological constant from four-forms
The variable cyclotron line of GX 301-2
The Various Proposed Mechanisms of Core-collapse Supernova Explosions: A Status Report
The Vector Analyzing Power in Elastic Electron-Nucleus Scattering
The Vector Analyzing Power in Elastic Electron-Proton Scattering