40Ar-39Ar Studies of the Shocked L6 Chondrites Allan Hills 78003, Yamato 74445, and Yamato 791384

40Ar/(39Ar) ages of sanidine phenocrysts from Laacher See Tephra (12,900 yr BP): Chronostratigraphic and petrological significance

40Ar/(39Ar) geochronology of rhyolites erupted following collapse of the Yellowstone caldera, Yellowstone Plateau volcanic field: implications for crustal contamination

40Ar/39Ar chronology of the Leucite Hills, Wyoming: eruption rates, erosion rates, and an evolving temperature structure of the underlying mantle

40Ar/39Ar dating of mineral separates and whole rocks from the Western Ghats lava pile: further constraints on duration and age of the Deccan traps

40Ar/39Ar dating of the Rajahmundry Traps, Eastern India and their relationship to the Deccan Traps

40Ar/39Ar dating on tephra of the Velay maars (France): implications for the Late Pleistocene proxy-climatic record

40Ar/39Ar illite dating of Late Caledonian (Acadian) metamorphism and cooling of K-bentonites and slates from the Welsh Basin, U.K.

40Ar/39Ar illite dating of Late Caledonian (Acadian) metamorphism and cooling of K-bentonites and slates from the Welsh Basin, U.K.

40Ar/39Ar incremental-release ages of biotite from a progressively remetamorphosed Archean basement terrane in southwestern Labrador

44Ti Content of Supernova Remnants

44Ti gamma-ray line emission from Cas A and RXJ0852-4622/GROJ0852-4642

45-km horizontal path optical link demonstration

45-km horizontal-path optical link experiment

488 X 640-element hybrid platinum silicide Schottky focal plane array

4BOUNCE and VBOUNCE - Models for the study of contamination transport and dynamics

4G Wireless Networks: Opportunities and Challenges

4MOST - 4-meter Multi-Object Spectroscopic Telescope

4x288 linear array with hybrid ROIC (CCD + CMOS)

5 GHz Emission from ß Persei