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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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Report on the thermal conductivity and dielectric constant of nonmetallic materials evaluates the mechanisms of heat transfer in evacuated silicate powders and establishes the complex dielectric constant of these materials. Experimental measurements and results are related to postulated lunar surface materials.
Heat transfer, and dielectric constants measurements in evacuated silicate powders
Spectral reflectance properties of silicate rock powders in 0.4 to 2.0 micron range
Octahedrite Woodbine meteorite with inclusions of silicate minerals chemically analyzed and compared with meteorites of similar composition
Oxide volatility of silicate melts at high temperatures and pressures by vapor fractionation
Argon and potassium in silicate inclusions of iron meteorites analyzed, determining radioactive age
Silicate treated zinc oxide thermal control coatings, discussing effective stabilization against UV induced degradation in IR region of solar spectrum
Adhesional behavior of simulated lunar silicates, considering air and ultrahigh vacuum formed surfaces
Adhesion of silicates cleaved in ultrahigh vacuum, discussing atomic bonding, dispersion and electrostatic charging
Silicate luminescence and remote compositional mapping
Hydrothermal investigation of Ge trace quantity distribution between metal, silicate and sulfide phases at controlled oxygen partial pressure by oxygen buffer techniques
IR emissivities of powdered silicates and cloudy atmosphere model of spectral emission for radiative transfer in condensed powder
Reddened M supergiant 119 Tauri IR spectra and IR absorption by CO and SiO molecules in stellar atmosphere and silicate mineral in interstellar grains
Chemical and mineralogical study of Kodaikanal meteorite silicate and metal phases, using optical, X ray and electron microprobe techniques
Electrostatic charge distribution on ultrahigh vacuum cleaved silicates including instrumentation, UV irradiation, half life, Paschen relation, etc
Oxide composition of silicate spherules from forest area devastated by Tunguska meteorite explosion using electron microprobe analysis
Shear load, cohesion and internal friction measurements of low bulk density particulate silicates of complex shape, noting significance for lunar comparison
Examples of zinc dust formulations, which are not subject to cracking or crazing, are fire retardant, and have high adhesive qualities, are listed. The potassium silicate in these formulations has mol ratios of dissolved silica potassium oxide in the range 4.8 to 1 - 5.3 to 1.