The UMass/Columbia Galactic Center Chandra Survey: Multiwavelength Counterparts of X-ray Sources
The Umov effect for single irregularly shaped particles with sizes comparable with wavelength
The uncertainty principle and Bekenstein-Hawking entropy corrections
The uncovering of hidden structures by Latent Semantic Analysis
The Undergraduate ALFALFA Team
The Undergraduate ALFALFA Team: A Model for Undergraduate Participation and Outreach in Large Research Collaborations
The underlying magnetic field direction in ULYSSES observations of the southern polar heliosphere
The Underlying Nature of Nearby BL Lac Objects
The Uned systems at Senseval-2
The unexpected 2004 Leonid meteor shower
The unidentified source HESS J1702-420 and the possible nebula of PSR J1702-4128
The Uniformization Process of the Fast Congestion Notification (FN)
The union of unit balls has quadratic complexity, even if they all contain the origin
The unique anisotropy of the Pacific upper mantle
The unique lunar composition and its bearing on the origin of the moon
The Unique Nature of Apollo 17 VLT Mare Basalts
The Unique Optical Design of the CTI-II Survey Telescope
The unique pallasite of the planet.
The Unique X-ray Transient GM Sgr
The Unit Cell of Mercuripapain Crystals