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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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FORTRAN computer programs for plane collisionless sheaths between field modified emitter and thermally ionized plasma exemplified by cesium
Pairs of emitter and collector sheaths for cesium thermionic diodes
Emittance as function of temperature for five ablative materials used as rocket engine liners
Current-voltage characteristics of variable spaced thermionic converter with tungsten emitter and niobium collector
Thickness and space environment simulation on thermal radiation properties of high emittance ceramic and inorganic coatings for space uses
Emitter and collector sheaths for cesium thermionic diodes with polycrystalline tungsten electrodes
Iterative calculation model and results for plane collisionless sheaths between field modified emitter and thermally ionized cesium plasma
Total normal emittance measurements of charred ablator surfaces, discussing gas cap radiation effect
Directional distributions of thermal radiation emittance measured for influence of surface roughness of electric nonconductor
Thermionic emitter surface evaluations through work function vs temperature and through electrical output
Low solar absorption surface coatings of aluminum, silver and silica with controlled emittance for spacecraft thermal control
Visible and near IR spectral reflectance and emittance at high temperature of ablation chars, carbon and graphite
Variable spacing planar thermionic converter with tungsten emitter, niobium collector and niobium guard ring
Cylindrical geometry thermionic converter with vapor deposited W emitter, noting power density performance characteristics, work function and long term stability
Cylindrical diodes with etched Re emitters, testing output power variation with voltage and efficiency variation over lifetime
Characteristics of thermionic converter with chloride vapor deposited tungsten emitter and nickel collector
Scanning electron microscopy applications in study of thermal runaway in multi-emitter power transistors
High emittance coating materials for beryllium, niobium-zirconium compounds, and stainless steel used in spacecraft radiators