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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Contribution to friction coefficient from time correlations between hard and soft molecular interactions evaluated, using linear trajectory approximation
Three dimensional model of monatomic gases interacting with solid surfaces represented by similar, noninteracting hard spheres
Summary of designs, requirements, constraints, and references for Mars hard lander study system
Mission objectives and constraints for Mars hard lander to define out-of-orbit and direct entry reference missions
Mission lander maps for parametric data, entry aeroshell, and parachute subsystem used in Mars hard lander study
Parametric analysis of Mars hard lander and preentry subsystems - computer programs for systems analyses
Design and performance characteristics of Mars hard lander capsule point designs, and criteria and mission constraints for capsules 1 and 2
Analytical design data for capsules 3 and 4 in the Mars hard lander study system
Engineering design of Mars hard lander capsules 5 and 6 and illustrations for increasing payload size
Supporting data for mission planning and design criteria of Mars hard landing system
Knoop hardness anisotropy dependency in fcc and hcp metal crystals investigated by stereographic representation
Hard space suit for use on planetary surfaces and extravehicular activity, discussing design, fabrication and mobility
Surface finish and hardness effects on wear life of inorganic solid lubricant film
Microwave and hard X ray bursts from solar flares
Mission definition and design study for 1400 lb hard lander Titan/Mars capsule system
Autonomous capsule system design study for Titan/ Mars hard lander
High speed printer for hard copy alphanumeric listings and digital data plots
Wall streaming, creeping and parade motion in Ni-Fe films excited by hard axis pulses