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Results for “F”

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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At least 703 records · Page 39

All sources NASA NTRS DOE OSTI

NASA NTRS1969

Mean lives of the ip super 2 super 1 D level in F VI and O V.

Mean lives of 1s super 2 2p super 2 super 1D level in F VI and O V measured by beam foil technique

Bashkin, S.↗

NASA NTRS1969

Radiative recombination of atomic oxygen ions in the nighttime F region.

Radiative recombination of atomic oxygen ions in nighttime F region UV radiation detected by polar-orbiting OGO 4 satellite

Hanson, W. B.↗

NASA NTRS1969

Effect of oxygen concentration on synthetic paraffinic and advanced ester base lubricants in bearing tests at 400 deg and 450 deg F.

Oxygen concentration effects on oxidation of synthetic paraffinic and type II ester lubricants determined from ball bearing tests at 400 and 450 degrees F

Parker, R. J.↗

NASA NTRS1969

Cosmic ray neutron monitor for OGO-F.

OGO-F neutron monitor for measuring cosmic ray neutron flux near earth, locating sensor on boom to minimize spacecraft produced neutrons

Chupp, E. L.↗

NASA NTRS1969

Gas-surface energy transfer experiment for OGO-F.

Gas-surface energy transfer experiment on OGO-F satellite, measuring upper atmosphere kinetic energy flux to determine accommodation and drag coefficients, density, etc

Dummer, R. S.↗

NASA NTRS1969

10.6-micrometer laser communication system experiment for ATS-F and ATS-G.

Intersatellite microwave laser communication system for ATS-F and ATS-G, discussing experiment, functional design and parameters

Mcavoy, N.↗

NASA NTRS1969

Ultralow Frequency Waves Generated by the Saturn F-1 Engine

Saturn F-1 rocket engine as generator of infrasonic waves and magnetic fluctuations, noting ignition and cut-off signal characteristics.

Fehr, U.↗

NASA NTRS1970

Improved calibration of accelerometers at temperatures down to -450 degrees F

Improved technique calibrates piezoelectric accelerometers throughout temperature range from ambient to -450 degrees F. Method employs liquid helium as coolant, a cryogenic temperature chamber, a vibration measurement system, and a temperature measurement system.

Buffum, R. D.↗

NASA NTRS1970

Tungsten fiber-reinforced nickel superalloy with greatly increased strength at 2000 degrees F

Superalloy has 1000-hour strength of 37,000 psi at 2000 degrees F. The strength to density ratio of the composite is also greater, permitting applications where reduced weight rather than greater strength is desired.

Petrasek, D. W.↗

NASA NTRS1970