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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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Tabulated coherent S-band Doppler data from Pioneer 6 and 7 radio tracking, improving astronomical constants and ephemerides for earth- moon system
Reflection laws of high order elliptic differential equations in two independent variables with constant coefficients and unequal characteristics across analytic boundary conditions
Relativistic electron motion in constant magnetic field noting electron anomalous magnetic moment, nonlinear Lagrangian for electromagnetic field and spontaneous pair production
Surface cooling and heating effects on low speed laminar boundary layer gas flow with constant free stream velocity
Blunt body with constant surface pressure gradient for boundary layer transition studies, deriving body shape with Newtonian theory for local pressures
Solar constant direct measurements, analyzing energy in UV and visible regions
Solar constant based on spectral irradiance data from spectroradiometer and photoelectric filter radiometer
Eppley-JPL solar constant measurement experiment, noting 12-channel radiometer, filter wavelength limits and high altitude measurements
Solar constant and solar spectral irradiance measurements from high altitude research aircraft, discussing radiation measuring instruments
Proof of necessity of positive value for Brans-Dicke coupling constant
Circuit provides a pulse source of constant frequency with a duty cycle that is adjustable by an external input signal. It could serve as a switching mode voltage regulator or as a switching source for control systems.
Principal constants and related data for space navigation, trajectory, and orbit calculations
Determination of micromorphic material constants from elastic properties of constituents
Tables and graphs of functions for solving nonlinear constant area fin one dimensional heat transfer problem
Elastoplastic stress-strain behavior at notch roots in sheet specimens under constant amplitude loading
Radiation measurement and solar constant determination
Ionization constants in ionization in large discharge tubes
Computational algorithm for determining piecewise-constant feedback gains for linear system optimal control