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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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Ablation characteristics of heat shield materials measured in arc heated wind tunnels, considering influence of model scale, heating rate and pressure level
Ablative materials in hydrogen/oxygen thrust chamber using expansion nozzle to substitute regenerative thrust chamber assembly
Ablative materials thermal protection characteristics at low heating rates evaluated by convective heating tests, stressing polyurethane foam composite
Ablation heat shields, emphasizing dielectric low cost fabrication and application to entry vehicles
Flash X ray unit with special film transport devices to obtain sequenced dynamic radiographs of ablating models during reentry simulation tests
Low density polybenzimidazole composites as ablative heat shields, discussing arc-heated wind tunnel tests of linear and crosslinked structures
Apollo afterbody heat transfer, studying ablation effects for various reentry angles of attack
Method developed employs high pressure combined with strong vacuum force to compact ablation models into desired conical shape. Technique eliminates vapor hazard and results in high material density providing excellent structural integrity.
Computer program solves combined problem of heat transfer and material response for the stagnation region of blunt bodies experiencing melting and vaporizing or subliming ablation. Program contains formulas for the transitional regime to bridge between the free-molecule and continuum regimes.
Thermophysical and chemical properties of charring ablative materials
Energy transfer in reacting flow of pyrolysis products through char layer of nylon-phenolic resin charring ablator
Flash X ray to determine recessions in ablative materials
Evaluating low cost ablative materials for use in large solid propellant rocket motors
Performance tests for ablative materials subjected to high intensity carbon dioxide laser radiation
Resin systems for matrix material in ablative composite for liquid rocket combustion chambers using fluorine-containing propellants
Dual ablation measurement technique using nucleonic methods for tracing char and char virgin material interface recessions
Shock-wave shapes and surface pressures on hemisphere and cone cylinders in low density hypersonic flow including ablation
Determining composition of pyrolysis products from degradation of ablative materials