Meltwater Penetration Through Temperate Ice Layers in the Percolation Zone of the Greenland Ice Sheet
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SEARCH · Engineering Papers
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Meteoroid flux - nature and distribution of & micrometeoroid model for meteoroid hazard study
Propagation of spherical shock wave through aluminum-glass interface
Meteoroid hazard data used for snap design from explorer xiii and xvi satellite observations
Flight and simulator test program for study of problems related to jet-transport upsets and operation in turbulent environment
Wind induced aerodynamic response of Saturn C-5 launch vehicle without fins
Soft X-ray-radiation for bone densitometry using gamma radioisotope source in precision X-ray tube
Analysis based on one-dimensional shock wave theory to study maximum velocity of spray emanating from rear surface of thin meteoroid bumper
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Impacting soil measuring device for predicting resistance to dynamic, repetitive loading
Charged particle trajectory into magnetosphere
Optical triangulation method for determining lunar surface elevation relative to Surveyor spacecraft
Explorer 26 observations of solar protons at altitudes of four earth radii inside magnetosphere near geomagnetic equator
This paper contains a brief description of Monte Carlo programs designed to calculate the transport of fast electrons and associated bremsstrahlung through extended media. Two applications are discussed: (1) transmission of electrons through plane-parallel targets, and (2) emergence of secondary bremsstrahlung from such targets. It is shown that the predicted results are in reasonably good agreement with recent experiments for electron beams with energies up to 8 MeV incident normally on aluminum targets. Extensive new calculated data for transmission and thick-target bremsstrahlung production are presented for aluminum targets exposed to an isotropic electron flux.
Charge storage in silicon dioxide resulting from electron irradiation
Review of solubility, permeability, and diffusivity in polymer diluent systems