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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Mathematical models for planetary landing configuration energy absorption, including payload penetration effect into crushable casing
Penetration and mixing of sonic hydrogen jet injected normal to Mach 4 airstream
Lunar surface bearing strength from depth of penetration measurements of first impact by Surveyor spacecraft
Electrohydraulic pilot seat isolation system of commercial transport pilots during turbulent air penetration
Helium injection Mach number effect on supersonic jet penetration into Mach 2 air stream from flat plate determined from concentration measurements
Unified model for transverse gaseous jet penetration into supersonic stream agreeing with measured flow field properties
Penetrative thermal convection stability for statically unstable layer surmounted by statically stable layer from numerical integration of linearized equations of motion and heat conduction
Aircraft turbulence penetration performance numerical rating, applying concept to large subsonic jet transports
Low energy protons penetration into magnetosphere between forbidden regions, using model of constant electric field with charge exchange as loss mechanism
Schlieren optical method for measuring He jet penetration into supersonic flow
Helium injection Mach number effect on supersonic jet penetration into Mach 2 air stream from flat plate determined from concentration measurements
Interacting vortices effects on jet penetration into supersonic streams
Thin film penetration by hypervelocity microparticles of carbonyl iron
Explosive oxidation hazard in simulated meteoroid S-4B impact penetration into spacecraft atmosphere
Measuring micrometeroid depth of penetration into various materials
Dye penetrant and technique for nondestructive tests of solid surfaces contacted by liquid oxygen
Effect of injection Mach number on jet penetration over wide range of pressure and free stream Mach numbers
Jet penetration into Mach 2 airstream using sweptback injectors at angle of attack