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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Single channel analyzers of rock samples for oxygen, magnesium, aluminum, silicon, and iron
Effects of particle size, surface compaction, radiation, hydrogen ion irradiation dose, and composition on optical properties of rock powders to determine lunar surface composition
Comparison of IR Mars spectrograms with laboratory and solar spectra of terrestrial rocks and minerals, using same equipment
Simulated solar wind bombardment found to drastically affect color, albedo and photometric properties of rocks similar to lunar surface
Method and instruments for measuring seismic energy propagation, velocity, attenuation, frequency spectra, and shear wave velocity in lunar surface rock
Velocities and attenuations of seismic wave amplitudes observed in rock analog to lunar surface
Biologic-type alkanes of indigenous origin more than 2.7 billion years old present in Precambrian rocks of Soudan formation
Swamp anchors, used to convey power lines across marshes, are restored economically by installing a rock anchor in the upper portion of the pipe that remains attached to the original swamp anchor.
Whole-rock rubidium-strontium age of Silurian Devonian boundary in northeastern North America
Geology of Moses Rock intrusion studied as analog to subsurface of lunar rills
Proton-irradiation darkening of rock powders, noting contamination, temperature effects and applications to solar wind darkening of moon
Iron titanium oxides and oxygen fugacity in volcanic rocks noting temperature effect
Adhesive qualities of lunar soil simulated by rock comminuted in ultrahigh vacuum
Rare earth and barium abundances in Ivory Coast tektites and rocks determined by isotope dilution
Lunar volcanism model based on high temperature radiative thermal conductivity of minerals and rocks
Literature survey and chemical analyses on effect of lithophilous lichens in weathering of massive crystalline rocks
Radar and infrared imaging techniques for differentiating rock types and delineating structural features
Techniques and instrument developments for stress measurements in rocks on earth and moon