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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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Aerodynamic characteristics in pitch of horizontal attitude VTOL aircraft, including effects of negative dihedral horizontal tail
Mathematical model for interpreting pilot opinion and selection of optimum control sensitivity for VTOL aircraft hovering task
Wind tunnel study of lateral and directional aerodynamic characteristics of powered four-duct propeller VTOL scale model in transition
Thrust for control of VTOL aircraft in hover
Optimization of VTOL control concepts and comparison on six degree of freedom motion simulator
Operational aspects of steep VTOL approaches as determined by helicopter tests under simulated instrumental flight rules conditions
Hot-gas ingestion investigation of large-scale jet VTOL fighter type models
Jet VTOL aircraft inlet temperature rise and induced recirculating flow patterns
Wind tunnel tests of a VTOL jet fighter to determine aerodynamic characteristics including stability
Optimization of VTOL control concepts with and without stabilization compared with six degree of freedom motion simulator, noting system failure effects and nonlinear concepts
Periodic loading prediction on rotating structural components of helicopters and VTOL aircraft
Terminal area VTOL aircraft operation, discussing flight research, instrument approach, glide path, speed control, handling characteristics, etc
Instrument display devices for landing VTOL aircraft
Recirculation and ingestion characteristics of large scale model VTOL lift engine pod
Performance characteristics of nuclear powered VTOL aircraft
Theoretical analysis of axisymmetric flow in VTOL lift fan inlets without crossflow
Direct side-force maneuvering system on deflected X-14A jet VTOL aircraft without changing bank angle
Wind tunnel investigation of steady state aerodynamics of composite lift VTOL aircraft model combining rotary and fixed wings