TRAIL - Technical Report Archive and Image Library

Intensity, scale, and spectra of turbulence in mixing region of free subsonic jet

Investigation of the aerodynamic characteristics of a model wing-propeller combination and of the wing and propeller separately at angles of attack up to 90 degrees

Investigation of separated flows in supersonic and subsonic streams with emphasis on the effect of transition

The near noise field of static jets and some model studies of devices for noise reduction

Comparison of several methods for obtaining the time response of linear systems to either a unit impulse or arbitrary input from frequency-response data

A low-speed experimental investigation of the effect of a sandpaper type of roughness on boundary-layer transition

On the Kernel function of the integral equation relating lift and downwash distributions of oscillating wings in supersonic flow

Effect of chord size on weight and cooling characteristics of air-cooled turbine blades

Static Longitudinal and Lateral Stability and Control Data Obtained from Tests of a 1/15-Scale Model of the Goodyear XZP5K Airship, TED No. NACA DE 211

Hovering-flight tests of a model of a transport vertical-take-off airplane with tilting wing and propellers

Component performance investigation of J71 experimental turbine I : over-all performance with 97-percent-design stator areas

The proper combination of lift loadings for least drag on a supersonic wing

Effect of Wing Height and Dihedral on the Lateral Stability Characteristics at Low Lift of a 45 Deg Swept-Wing Airplane Configuration as Obtained from Time-Vector Analyses of Rocket-Propelled-Model Flights at Mach Numbers from 0.7 to 1.3

Propagation of a free flame in a turbulent gas stream

Some possibilities of using gas mixtures other than air in aerodynamic research

Studies of the speed stability of a tandem helicopter in forward flight

Spark ignition of flowing gases

The response of an airplane to random atmospheric disturbances

Boundary Layer

Exploratory investigation of boundary-layer transition on a hollow cylinder at a Mach number of 6.9

Theoretical calculation of the power spectra of the rolling and yawing moments on a wing in random turbulence

Theoretical and experimental investigation of the effect of tunnel walls on the forces on an oscillating airfoil in two-dimensional subsonic compressible flow

Theoretical investigation of flutter of two-dimensional flat panels with one surface exposed to supersonic potential flow

Theory of wing-body drag at supersonic speeds

Zero-angle-of-attack performance of two-dimensional inlets near Mach number 3

Theoretical span load distributions and rolling moments for sideslipping wings of arbitrary plan form in incompressible flow

Methods for obtaining desired helicopter stability characteristics and procedures for stability predictions

High-temperature oxidation and ignition of metals

Average properties of compressible laminar boundary layer on flat plate with unsteady flight velocity

A study of the zero-lift drag-rise characteristics of wing-body combinations near the speed of sound

An evaluation of four experimental methods for measuring mean properties of a supersonic turbulent boundary layer

Summary of NACA research on afterburners for turbojet engines

Axially symmetric shapes with minimum wave drag

A wind-tunnel test technique for measuring the dynamic rotary stability derivatives at subsonic and supersonic speeds

Exhaust Nozzles for Supersonic Flight with Turbojet Engines

A special method for finding body distortions that reduce the wave drag of wing and body combinations at supersonic speeds

Lift hysteresis at stall as an unsteady boundary-layer phenomenon

Ditching investigations of dynamic models and effects of design parameters on ditching characteristics

Extrapolation techniques applied to matrix methods in neutron diffusion problems

A theoretical and experimental study of planing surfaces including effects of cross section and plan form

Laminar Flow About a Rotating Body of Revolution in an Axial Airstream

An analysis of the stability and ultimate compressive strength of short sheet-stringer panels with special reference to the influence of the riveted connection between sheet and stringer

An investigation of forward-located fixed spoilers and deflectors as gust alleviators on an unswept-wing model

Force, moment, and pressure-distribution characteristics of rectangular wings at high angles of attack and supersonic speeds

Exploratory investigation of the effectiveness of biplane wings with large-chord double slotted flaps in redirecting a propeller slipstream downward for vertical take-off

Flight determination of the lateral handling qualities of the Bell X-5 research airplane at 58.7 degrees sweepback

Flight measurements of the low-speed characteristics of a 35 degree swept-wing airplane with area suction boundary-layer control on the flaps

Flight-determined transonic lift and drag characteristics of the YF-102 airplane with two wing configurations

Flight tests at supersonic speeds to determine the effect of taper on the zero-lift drag of sweptback low-aspect-ratio wings

Flight measurements of the vibrations encountered by a tandem helicopter and a method for measuring the coupled response in flight

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