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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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V/stol aircraft handling criteria for hovering, low-speed and transition flight - control response and power - flight stability
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Visual flight investigation of control power and sensitivity of variable stability helicopter
Flight tests of one-man helicopter and comparison of handling qualities
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Static and dynamic longitudinal stability tests of fan in wing V/STOL aircraft model
Fuel consumption and weight analysis for vertical takeoff aircraft propulsion characteristics
Optimum values of pitch rate damping, longitudinal control and speed stability for vertical takeoff aircraft /helicopters/ using pilot ratings
Exhaust gas ingestion characteristics and induced aerodynamics for vertical takeoff lift engine fighter model in ground proximity
Engine thrust vectoring and thrust modulation for control of V/STOL aircraft during hover
Lift loss and jet decay measurements on hovering vertical takeoff aircraft models
Evaluation of six degrees of freedom motion simulator for Bell X-14A aircraft hovering characteristics
Development of automatic guidance modes and associated software for V/STOL avionics program
Hot gas ingestion investigation of large scale jet vertical takeoff fighter type aircraft
VSTOL and STOL transport development concerning aircraft types, air traffic control and navigation, airports, etc
V/STOL aircraft automatic flight control, guidance and navigation by onboard computer, discussing mathematical model and simulation results
Systems consist of single duct system with two sets of reaction control nozzles, one linked mechanically to pilot's controls, and other set driven by electric servomotors commanded by preselected combinations of electrical signals.