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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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Electromagnetic blood flow meter to determine blood flow through intact vessels of test animals in gravitational stress and in extraterrestrial space capsules
Orbits and gravitational fields of Mars and Venus, and orbits of Martian natural satellites
Investigation into Jeans criterion of gravitational instability
Calculation of earths gravitational potential from sixth through twelfth zonal harmonic
Tesseral harmonics of gravitational field and geodetic datum shifts derived from Baker-Nunn camera observations of satellites
Gradient line shape and distance of earth outer zonal gravitational potential using Kozai and King-Hele zonal harmonic coefficients
Gravitational sensor development to measure mass distribution of moon and asteroids
Numerical analysis to determine stable radially vibrating gravitational mass sensors
Tensor characteristics of inertial fields created by acceleration and rotation and gravitational fields created by masses
Vibration mode behavior of rotating gravitation gradient sensors supported on spring mount
Generation and detection of dynamic gravitational force gradient fields
Nonideal behavior of rotating gravitational mass sensors
Earth gravitational field determination from Baker-Nunn camera observations
Tracking geometry and dynamics of lunar satellite, estimating orbital elements and lunar gravitational field parameters through Earth- based range and range rate observations
Gravitational collapse of uniform nonrotating pressure-free spheroid
Superconducting persistent magnets, cryogenic pumping and other low temperature techniques for measuring gravitational forces on charged particles
Consistency of subtraction technique for calculating gravitational mass in nonquasi- rectangular coordinates from surface integrals provided by von Freud superpotentials
Gravitational shielding and absorption, examining tidal effects induced in solid sphere by another sphere, analogy to electromagnetic fields, etc