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  • Wayne Genter
  • 2010
The FAA planned Data Communications Network Service (DCNS) will enable digital air/ground (A/G) communication between Air Traffic Control (ATC) facilities and VHF Digital Link (VDL) Mode 2 (VDL-2) equipped aircraft. In successive program segments, ATC services will evolve to include both ‘essential’ and ‘safety critical’(More)
The Joint Planning and Development Office manages a unique public/private partnership in developing a sweeping vision that will guide the evolution of the National Air Space to meet the needs of the 21st century. This Next Generation Air Transportation System initiative will bring transformation to the U.S air transportation system by 2025. Satellite-based(More)
Tektites are natural glasses which originated from impacts of large celestial bodies with the Earth. After a historical introduction, the authors discuss the age grouping of tektite fields and their correlation with terrestrial craters, the surface structure of tektites, chemical and isotopic analyses and the significance of gas inclusions in bubbles.(More)
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