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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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Integrated electron content of ionosphere determined from measurements of polarization angle received from Syncom III transmissions, presenting mean diurnal variation
Constrained variation method in molecular quantum mechanics, presenting wave function, degree of constraint and energy loss values for lithium hydride molecule
Diurnal variation of hydrogen atom concentration at base of exosphere, including effects of lateral flow of gas around Earth
Perturbation theory-variational calculus analysis of optical rotatory power of molecules based on wavefunction badness
Variational methods for approximating perturbation effect on nondegenerate eigenvalue extended to degenerate case
Inadequacy of Corson variational principle as foundation of classical and quantum dynamics
Diurnal variation of ionospheric irregularities, using differential Doppler method for analysis of data transmitted by Beacon satellite
Reasons for yearly variation of atmospheric electric field potential gradient
Current distribution on dipole antenna with nonreflecting resistive loading, expressed using variation method
Basic similarities in calculus of variations and optimum control theory for rocket flight between two points
Variational methods and degenerate perturbation theory
Approximate solutions to fluid dynamics and heat transfer problems by variational technique based on least squares method
Fourier analysis of diurnal variations in F- 2 ionospheric layer induced by earth magnetic field
Second variation method for computation of optimal control problem with terminal constraint
Tables of annual variations of star constants a and a prime
Diurnal cosmic ray variations for quiet periods and geomagnetic storms during IGY and IQSY
Solar flare effects on diurnal variation of neutron intensity
Annual and four-year variations in cosmic ray intensities and sunspot number