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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Electrochemical tests and physical measurements to determine degradation mechanism in solar cells with silver-titanium contacts exposed to humid atmospheres
Carrier concentration profiles and surface resistance of Ohmic contacts to solution epitaxial n-type GaAs wafers measured by Schottky barrier capacitance
Laser harmonic-frequency mixing techniques extended into IR with IR metal-metal point contact diode
Thermal isolation characteristics of interstitial materials in vacuum environment, inserting materials between contacting metal surfaces at various pressures and temperatures
Metallic adhesion produced by surfaces compression, discussing asperities plastic deformation and macrodeformation caused by contact area growth
Contact resistance measurements used in contaminant removal and metallic adhesion on iron surfaces
Al-Si and Cu-Ti eutectic alloys showing good ohmic contacts to SiC
Low resistance small area contacts on semiconducting metal oxides
Age hardenable monolithic spring material composed of Ag-Pd-Cu alloys for make-break electrical contact
Sliding electrical contacts for unmanned scientific satellites, discussing Nimbus AVCS camera iris motors
Thermal constriction resistance between contacting metallic paraboloids applied to instrument bearings
Epitaxially grown Si contact for area reduction of MOS transistor circuits
Thermal constriction resistance due to nonuniform metal surface conditions, considering macroscopic contact resistance for nonuniform interface pressure distribution
Silicon contact for area reduction of integrated circuits
Devices are used in inspection of contact resistance in plated connectors after assembly into cables. System permits rapid inspection of connectors when mating connectors or special apparatus are not available, and enables source of excessive resistance to be precisely determined.
Axisymmetric stresses and displacements in two finite circular cylinders in contact
Thermal contact resistance with nonuniform interface pressures
Electrical and mechanical characteristics of solar cell contacts after exposure to high-temperature high-humidity environments