2.23 GHz gating InGaAs/InP single-photon avalanche diode for quantum key distribution

2.5 Bit/Detected Photon Demonstration Program: Phase II and III Experimental Results

2.5 THz Airborne Heterodyne System for Measurement of Stratospheric OH

2.5 THz GaAs Monolithic Membrane-Diode Mixer-A New Planar Circuit Realization for High Frequency Semiconductor Components

2.5 THz Laser Local Oscillator for the EOS CHEM 1 Satellite

2.5-300 micron laboratory observations of submicron SiC particles as cosmic dust candidates

2.5-Bit/Detected Photon Demonstration Program: DescriptionAnalysis, and Phase I Results

2.5-D fluid simulations of the solar wind interacting with multiple dipoles on the surface of the Moon

2.5-D surface deformation of M6.1 earthquake near Mt Iwate detected by SAR interferometry

2.5-Dmodelling of elastic waves using the pseudospectral method

2.5-Gb/s free-space optics link over 1.1 km with direct fiber coupling to commercial devices

2.5-THz heterodyne receiver with quantum cascade laser and hot electron bolometer mixer in a pulse tube cooler

2.5D Numerical Simulation of Excitation of Coherent Chain of Electron Wake-Field Bubbles by Optimal Non-Resonant Chain of Dense Relativistic Electron Bunches

2.5D Particle and MHD simulations of mini-magnetospheres at the Moon

2.67 Ga high-Mg andesites from the Musoma-Mara greenstone belt, northern Tanzania

2.685-2.671 Ga Himalayan-type orogeny in the northern Teton Range Wyoming, USA

2.8 THz heterodyne receiver based on a surface plasmon quantum cascade laser and a hot electron bolometer mixer

2.856-GHz Modulation of Conventional Triode Electron Gun

2/3 Splitting in SUSY GUT -- Higgs as Goldstone Boson

20 and 30 m telescope designs with potential for subsequent incorporation into a track-mounted pair (20/20 or 30/30).