SEARCH · Engineering Papers
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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Yield criteria for plastic deformation on glassy high polymers induced by stress field, noting crazing and shear yielding dependence on first stress invariant
Luminosity criteria in O stars via narrow band photoelectric photometry suggesting VI Cygni proximity
Liquid fluorine feed system valves, seals and seats, discussing design criteria for flight weight components
Liquid rocket engine injector elements design criteria, using noncircular orifice geometry to predict efficiency
Beta Cephei star discovery criteria, examining mu-mechanism theory by He and N overabundances, far UV flux, spectral line width and binary character
Manned spacecraft nonmetallic construction materials selection criteria, testing and configuration control, considering flammability hazard
Atmospheric electricity criteria guidelines for use in spacecraft design
Design criteria for fracture optimization of metallic pressure vessels
Design criteria and performance specifications for spacecraft sun sensors
Control algorithm for optimization of nonlinear stochastic processes with discounted performance criteria
Criteria for evaluation of spacecrew garment systems, garment support systems, and space vehicle accessory items
Criteria for distinguishing organic matter of abiogenic and biogenic origin
Physiological effects and design criteria for artificial gravity space station
Criteria and procedures for testing spacecraft structural elements and components
Criteria and procedures for determining dosage of penetrating space radiation and design of appropriate protection for space vehicles
Studying aircraft accidents to determine impact angle and speed criteria for designing nuclear airplane fission product containment vessel
Space vehicle design criteria for prevention of coupled structure-propulsion instability
Systems design criteria for spacecraft attitude control during thrusting maneuvers