Development and Transition of a Computational Materials Framework to Support Qualification of Additively Manufactured Components
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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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Basic periods in the history of the development of ramjet engine theory are cited. The periods include the first experimental tests as well as the development of basic ideas and theoretical development of the cosmic ramjet engine.
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NASA/GE Power Extraction Demonstration Summary Presentation for Turbine Engine Technology Symposium (TETS) 2026.
Design of silver oxide-zinc battery of limited cycle life with no degradation in discharge voltage characteristics
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Barometric pressure, gas composition, toxicity, and thermal exchange of spacecraft cabin atmospheres are discussed. Effects of gravitation, acceleration, weightlessness, noise, and vibration on human behavior and performance during space flight are also described.
Primary zinc-silver oxide battery - separator material, construction, and prototype cell evaluation
Highly conductive nonaqueous electrolytes for high energy battery
Various methods of measuring the small thermally induced distortions experienced either by various points on the space vehicles or by deviations of surfaces from a known shape during solar thermal vacuum tests are examined. State-of-the-art application of both photographic and real time observation are discussed. The relative merits of each of the methods are compared and evaluated in their applications to different types of test articles and situations. Magnitudes of thermally induced distortions which may be expected to be routinely measurable by the various methods are presented and compared.
Zinc-silver oxide battery design for improved and activated charge retention, voltage control, and temperature stability
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A discussion is given of a containerless microgravity experiment aimed at measuring the interfacial tension of immiscible liquid pairs using a compound drop rotation method. The reasons for the failure to execute such experiments in microgravity are described. Also, the results of post-flight analyses used to confirm our arguments are presented.