SEARCH · Search NASA
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.
Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.
Solid state device, which measures electric power over a wide frequency range, multiplies two electrical input signals to produce an output voltage that is proportional to their product. Quarter-square type of electronic analog multiplier is used.
Digital ranging system measures slant range /from 500 feet to 200 nautical miles/ and provides digital range readout during range tracking between any two airborne vehicles.
Temperature and strain rate effects on fatigue life and tensile properties of annealed stainless steel and titanium alloy
Data and analysis of SHF communications system performance on ATS
HF admittance and noise in foward-biased majority carrier Ge-Si n-n heterojunctions and Schottky barrier
HF periodic velocity oscillations effect on axisymmetric wake diffusion flames
Induced current density of fully ionized stationary plasma in externally applied HF electric field, discussing frequency range of fluctuations
Electron beam interaction with Maxwellian plasma, investigating temperature effects on instabilities
HF electrostatic waves generation by electrons in magnetosphere
GaAs-Ge heterojunction transistors with microwave planar geometry, calculating performance for comparison with Ge homojunction transistor
Time-average holographic interferometry applied to HF transverse vibrations of uniform cantilever beam, noting correlation with Timoshenko beam theory
Apollo 11 lunar powder optical and HF electrical properties, discussing reflectivity, polarization, absorption, differential mass spectrum and albedo
Computer program contains mathematical model which provides relationship between engine gas dynamics and combustion processes. Mathematically simulated explosions initiate gas disturbances. Design methods for damping disturbances can be studied to prevent future engine shutdown or destruction.
Supported rectangular plates HF transverse vibrations by holographic interferometry
Axisymmetric wake diffusion flame response to HF periodic velocity oscillations at combustor boundaries
HF Hall current instability, discussing short wavelength backscatter for equatorial and auroral electrojets in disturbed ionosphere
HF microcircuits packaging inside magnetic cores, discussing inherent advantages of RF interference and radiation shielding and heat transfer properties
Particle gyration in homogeneous magnetic field and perpendicularly propagating electrostatic wave, calculating wave-particle energy transfer and wave-amplitude limiting effects