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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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Computation of weighted root mean square of path length changes caused by deformations and imperfections of rotational paraboloidal antennas using digital computer program
High spectral resolution atmospheric slant path transmission in carbon dioxide band
Phase locked dual channel spacecraft receiver for phase and group path measurements
Mariner IV flight path to Mars gives same order of accuracy as Ranger, demonstrating high performance of Earth-based radio guidance coupled with single-impulse midcourse correction
Path integrals in dynamics - quantum mechanics and classical wave motion in one dimension
Digital higher order interpolation path controller
Atmospheric transmission of infrared radiation from 2 to 5 microns for slant paths between 35,000 feet and upper limit of atmosphere
Flight path control in software system for Lunar Orbiter, discussing optimization program for midcourse aim point and lunar injection point
Feynman space-time path formulation of nonrelativistic quantum mechanics applied to classical diffusion problem
Nonlinear DC circuits analyzed by digital computer for application to path integrals and stability problems
Use of a matrix system wherein circuit pin connections are assigned arbitrary designators and these used in formation of the matrix is illustrated. The matrix is a format that shows the current paths.
Conjugate gradient methods application to terminal and in-flight constraints for V/STOL flight path optimization
FORTRAN subroutines for determining intersections of nuclear particle flight path and wall of helical tubular duct
Paths of diurnal artificial earth satellites
Existence of conjugate points on extreme rocket flight paths in trajectory optimization analysis
Axial flow compressor design computer programs incorporating radial distribution of total pressure and flow path or axial velocity ratio
Neighboring optimum feedback control scheme based on estimated time-to-go applied to reentry flight paths
Mariner Mars 1969 flyby missions objectives, experiments, spacecraft configuration, trajectory design, sterilization, flight path control and photographic imaging