Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
14045 results returnedSearch results
- An Electric Thrust Meter Suitable for Flight Investigation of Propellers
- Determination of Rate, Area, and Distribution of Impingement of Waterdrops on Various Airfoils From Trajectories Obtained on the Differential Analyzer
- Investigation of the Kingfisher XAUM-2 Flying Torpedo in the Langley Full Scale Tunnel, TED No. NACA DE 327
- A Simple Method of Estimating the Subsonic Lift and Damping in Roll of Sweptback Wings
- Physical Properties at Elevated Temperature of Seven Hot-Pressed Ceramics
- Experimental Investigation of Flutter of a Propeller With Clark Y Section Operating at Zero Forward Velocity at Positive and Negative Blade-Angle Settings
- The Application of Green's Theorem to the Solution of Boundary-Value Problems in Linearized Supersonic Wing Theory
- Strength and Creep Characteristics of Ceramic Bodies at Elevated Temperatures
- Stability of Alclad Plates
- Theoretical Stability Derivatives of Thin Sweptback Wings Tapered to a Point With Sweptback or Sweptforward Trailing Edges for a Limited Range of Supersonic Speeds
- An Analysis of the Transition of a Helicopter From Hovering to Steady Autorotative Vertical Descent
- An Analytical Study of the Steady Vertical Descent in Autorotation of Single-Rotor Helicopters
- Effects of Several Design Variables on Turbine-Wheel Weight
- Comparison of Pitching Moments Obtained During Seaplane Landings With Values Predicted by Hydrodynamic Impact Theory
- The Longitudinal Stability of Elastic Swept Wings at Supersonic Speed
- An Investigation of Aircraft Heaters 30: Nocturnal Irradiation as a Function of Altitude and Its Use in Determination of Heat Requirements of Aircraft
- An Investigation of the Section Characteristics of Plain Unsealed Ailerons on an NACA 66,1-115 Airfoil Section in the Langley 8-Foot High-Speed Tunnel
- Investigation of Meteorological Conditions Associated with Aircraft Icing in Layer-Type Clouds for 1947-48 Winter
- Free-Space Oscillating Pressures Near the Tips of Rotating Propellers
- Effects of Partial Admission on Performance of a Gas Turbine
- Effect of Longitudinal Steps on Skipping Characteristics of PB2Y-6 Flying Boat
- Planing Characteristics of Three Surfaces Representative of Hydro-Ski Forms
- Preliminary Tank Investigation of the Use of Single Monoplane Hydrofoils for High-Speed Airplanes
- Experimental Investigation of the Effects of Sweepback on the Flutter of a Uniform Cantilever Wing With a Variably Located Concentrated Mass
- Flight Investigation at High-Subsonic, Transonic, and Supersonic Speeds to Determine Zero-Lift Drag of Bodies of Revolution Having Fineness Ratio of 6.04 and Varying Positions of Maximum Diameter
- An Experimental Investigation at Large Scale of Single and Twin Naca Submerged Side Intakes at Several Angles of Sideslip
- Experimental Pressure Distributions Over Wing Tips at Mach Number 1.9 1 - Wing Tip With Subsonic Leading Edge
- Preliminary Theoretical and Flight Investigation of the Lateral Oscillation of the X-1 Airplane
- Preliminary Measurements of the Dynamic Lateral Stability Characteristics of the Douglas D-588-II (BuAero No. 37974) Airplane
- A Preliminary Investigation of the Usefulness of Camber in Obtaining Favorable Airfoil-Section Drag Characteristics at Supercritical Speeds
- Two-Dimensional Wind-Tunnel Investigation of Two NACA 7-Series Type Airfoils Equipped With a Slot-Lip Aileron, Trailing-Edge Frise Aileron, and a Double Slotted Flap
- Two-Dimensional Wind-Tunnel Investigation of Two NACA 6-Series Airfoils With Leading-Edge Slats
- Wind-Tunnel Investigation at Low Speeds of Various Plug-Aileron and Lift-Flap Configurations on a 42 Degree Sweptback Semispan Wing
- Preliminary Wind-Tunnel Investigation at High-Subsonic Speeds of Planing-Tail, Blended, and Airfoil-Forebody Swept Hulls
- Analysis and Preliminary Investigation of Eddy-Current Heating for Icing Protection of Axial-Flow-Compressor Blades
- Theoretical Investigation of the Dynamic Lateral Stability Characteristics of Douglas Design No. 39C, an Early Version of the X-3 Research Airplane
- Tests of Lifting Surfaces on Conical and Cylindrical Portions of a Body at Subsonic Mach Numbers and at a Mach Number of 1.2
- The Effect of Span and Deflection of Split Flaps and Leading-Edge Roughness on the Longitudinal Stability and Gliding Characteristics of a 42 Degree Sweptback Wing Equipped With Leading-Edge Flaps
- Effect of Sweepback on the Low-Speed Static and Rolling Stability Derivatives of Thin Tapered Wings of Aspect Ratio 4
- Estimation of Lift and Drag of Airfoils at Near Sonic Speeds and in the Presence of Detached Shock Waves
- Effects of Some Airfoil-Section Variations on Wing-Aileron Rolling Effectiveness and Drag as Determined in Free Flight at Transonic and Supersonic Speeds
- The Effect of Rear Chine Strips on the Take-Off Characteristics of a High-Speed Airplane Fitted With NACA Hydro-Skis
- The Effect of Blade-Section Thickness Ratios on the Aerodynamic Characteristics of Related Full-Scale Propellers at Mach Numbers Up to 0.65
- Effect of an Increase in Hull Length-Beam Ratio From 15 to 20 on the Hydrodynamic Characteristics of Flying Boats
- Chordwise and Spanwise Loadings Measured at Low Speed on Large Triangular Wings
- Comparative Tests of the Rolling Effectiveness of Constant-Chord, Full-Delta, and Half-Delta Ailerons on Delta Wings at Transonic and Supersonic Speeds
- Comparison of the Aerodynamic Characteristics of the NACA 0010 and 0010-64 Airfoil Sections at High Subsonic Mach Numbers
- Design Factors for 4- by 8-Inch Ram-Jet Combustor
- Control Effectiveness Load and Hinge-Moment Characteristics of a Tip Control Surface on a Delta Wing at a Mach Number of 1.9
- Control Effectiveness and Hinge-Moment Characteristics of a Tip Control Surface on a Low-Aspect-Ratio Pointed Wing at a Mach Number of 1.9