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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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Nonducted VLF walking trace whistlers and Doppler shifts in fixed frequency transmissions identified on OGO midlatitude spectrographic records
Plasma polarization shift for resonance line of ionized He in shock tube due to negative space charge
Doppler shift measurements of axial and rotational velocities in MPD arc, using references from iron arc
Atomic hydrogen maser wall shift determined by measurements on FEP Teflon coated storage bulbs, suggesting Teflon properties change as basis
Orbiting clock experiment for measuring gravitational red shift of earth by comparing ground based and satellite-borne hydrogen maser clocks
Doppler effect induced small spectral line shifts measured by modified duochromator in MPD arc jet
Optical modulation using rotating diffraction grating to obtain frequency shifts
Pseudonoise sequence generation with 3-tap linear feedback binary shift registers, citing reduction theorems
Quantum mechanical inverse problem of elastic scattering theory, discussing Hylleraas solution for determining potential energy function from phase shift
Stark-broadened neutral atomic line widths and shifts, determining electron densities from H beta profiles and pressure-temperature data
Mossbauer temperature dependent isomer shift, proposing electron density, change at resonant nucleus site by lattice phonons
Analog shift register for use as delay line and digital filter, discussing applications to radio astronomy
Time and power dependent Lamb shift resonance shapes measurement with circular polarized RF field in beam foil excited H atoms
Single crystal and pyrolytic graphite, examining spin split Landau levels, Fermi energy changes and anomalous g shifts
Frequency shift keyed demodulator - circuit diagrams
Applying generalized phase shift approach to rotational excitation problem to atom-rigid rotor case in first order approximation
Multiplexed communication system design including automatic correction of transmission errors introduced by frequency spectrum shifts