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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Surface failure of titanium carbide cermet and silicon carbide ball in rolling contact at temperatures to 2,000-deg f
Thermal resistances in contact areas of heating elements
Wear life analysis of hot pressed molybdenum disulfide-silver electrical contact brushes in vacuum
Contact transformation of independent and dependent variables of Hamilton-Jacobi equation
Measuring thermal contact conductance of various dissimilar metal joints in vacuum for testing Saturn electronic components
Thermal contact resistance in vacuum environment predicted, using constriction model
Rolling contact lubrication characteristics of polyphenyl ethers and mineral oils at reduced pressures
Oscillograph measurements of energy losses in closing electric contacts - electrode erosion
Transient currents and voltages in breaking electric contacts in low voltage inductive circuits - electrode erosion
Welding of electric contacts at high currents - selection of electrode materials for erosion resistance
Silver electric contacts at high temperatures with prolonged loading
Wear of electric contacts during switching of low voltage direct and alternating currents
Electric wear resistance of silver and cermet contacts
Sealed relays for prevention of moisture condensation at contacts - electromagnetic switching relay
Effects of alternating and direct currents, and of moisture on current-carrying bridge formations across electric contacts of different materials
Failure mode analysis of cam contacts on punched card machines
Variation in transitional resistance of electric contacts as function of design, materials, current, and switching frequency - switching elements erosion
Methods for industrial production of finely dispersed cermet compositions - evaluation of electric switching contacts