Two-stack indirect-barrier/triple-coupled quantum well infrared photodetector for mid-wavelength and long-wavelength infrared detection

Two-stack three-color quantum well infrared photodetector for mid- and long-wavelength infrared detection

Two-way time transfer via communication satellites

Tympanic thermometer performance validation by use of a body-temperature fixed point blackbody

Type-II InAs/GaSb superlattices and detectors with lambda c >18m

UCSD High Energy X-ray Timing Experiment magnetic shield design and test results

UD filtering and smoothing applied to orbit determination

uFLIP: Understanding Flash IO Patterns

UFTI: the 0.8 - 2.5 μm fast track imager for the UK infrared telescope

UKIRT fast guide system improvements

UKIRT Upgrades Program: control of the telescope thermal environment

Ultra High Bit-Rate Communications for Future Space Missions

Ultra lightweight unfurlable radiator for lunar base heat rejection

Ultra low noise photodetectors with internal discrete amplification

Ultra stable oscillators for satellite applications

Ultra-High Resolution Studies of AGNs III: nuclear extent and the SIM astrometric grid

Ultra-low phase noise 10 GHz oscillator to pump the parametric transducers of the Mario Schenberg gravitational wave detector

Ultra-low-noise 1.2- to 1.7-GHz cooled GaAsFET amplifiers

Ultra-Precision Linear Actuator for optical systems

Ultracompact HII Regions: A Molecular Point of View