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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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Laminar boundary layer problems solved by integral matrix methods
Linear thermoelastic problems solved for thermal stress and displacement fields in elastic solids weakened by external circular cracks or plane of discontinuity
Supersonic two dimensional asymmetric blunt body flow problem solved by one strip integral relations
Equipment requirements for checkout of missiles, space vehicles and spacecraft to establish performance during mission life, discussing control and problem solving
Boundary value problem solved by combining linearly particular solutions of original nonhomogeneous set
Electrochemical techniques to solve problems of fuel cells using cheap fuels and electrode materials, discussing electrode kinetics, high temperature instabilities, etc
Numerical analysis method for solving problem of high Reynolds number flow around circular cylinder based on potential theory and influence coefficients using Cartesian grid system
Problem solving of periodic motion using trigonometric series
Discrete time optimal control problems solved by second order variational algorithm, developing recurrence relations for perturbation equations
Study of metal drilling solves problems of excessive burring, oversized holes, and out-of-round holes. Recommendations deal with using the proper chemical coolants, applying the coolants effectively, employing cutting oils, and dissipating the heat caused by drilling.
Methods of solving problem associated with optimum transfer of spacecraft
Unstable electron plasma initial value problem solved by numerically integrating Vlasov equation in one dimension
Supersonic leading edge problem solved by ellipsoidal model using discrete ordinate method compared with BGK model solution
Three phase code transformation task for human subjects, determining memory aid role in problem solving phase from factor analysis
Technology relevance to organizational structure, discussing planning models based on problem solving and performance
Chart facilitates use of graphical techniques for solving problems involving thermodynamic properties of moist air. The properties are presented, and their units of measurement are listed. Chart presenting conditions at standard atmosphere pressure at sea level is most useful.
Gas core reactors and MHD generator to solve problems of growing demand for electric power without thermal pollution
Mathematical models for solving problems of heat transfer on transpired turbulent boundary layer