Aviation research, sourced & cited.

Apollo 15 mission main parachute failure

The failure of one of the three main parachutes of the Apollo 15 spacecraft was investigated by studying malfunctions in the forward heat shield, broken riser, and firing the fuel expelled from the command module reactio…

Dynamics of the vestibular system and their relation to motion perception, spatial disorientation, and illusions

Human vestibular system and its connection with oculomotor system and their relation to motion perception, spatial disorientation, and illusions

Experimental atmospheric absorption values from aircraft flyover noise signals

Analysis of aircraft noise recordings to determine experimental values of atmospheric sound absorption

Hydraulic fluid analysis for antenna drive systems

Hydraulic fluid analysis for reducing wear, and detection of component failure

Hydraulic brake safety valve

Safety device, consisting of three separate fluid chambers, insures that two wheels of a brake system continue to function if a failure occurs.

Fixed-base simulation evaluation of various low-visibility landing systems for helicopters

Fixed base simulation evaluation of one fully automatic and six manual low visibility landing systems for helicopters

Splanchnic vasoconstriction in hyperthermic man - Role of falling blood pressure.

Results of a study in which six supine resting subjects, wearing water-perfused suits, had body skin temperature controlled at 35 C for 30 min (control period), then rapidly increased to 40.5 C for 43 to 50 min (heating …

Safety in flight operations.

Manned space flight safety, discussing system design, operations planning, staffing, training and simulation

Mission design for flight safety.

Manned space flight safety through mission trajectory design, considering hardware, software and operational constraints

Relationship Between Magnitude of Applied Spin Recovery Moment and Ensuing Number of Recovery Turns

An analytical study has been made to investigate the relationship between the magnitude of the applied spin recovery moment and the ensuing number of turns made during recovery from a developed spin with a view toward de…

Analysis of deep-stall characteristics of T- tailed aircraft configurations and some recovery procedures.

Deep-stall characteristics of T-tailed aircraft configurations and recovery procedures, noting parameters of pitch-up, angle of attack, etc

Full-scale ground proximity investigation of a VTOL fighter model aircraft

Exhaust gas ingestion characteristics and induced aerodynamics for vertical takeoff lift engine fighter model in ground proximity

Reliability assessment testing of 2 kw hydrogen-oxygen fuel cell stacks.

Reliability assessment test program for determining capabilities and limitations of 2 kw hydrogen-oxygen fuel cell stacks

Clear air turbulence.

Clear air turbulence problems including forecasting inadequacy, detection device requirements, categories, etc

Estimating Refractive Index Spectra in Regions of Clear Air Turbulence

Estimation of refractive index spectra in regions of clear air turbulence

Remote Detection of Clear Air Turbulence. Part I - Pulsed Microwave Radars

Pulsed microwave radar backscattering used in model tests of clear air turbulence detection

Engineering design of a pitot-static probe payload Engineering report no. 2

Engineering aspects of instrumentation and circuitry for pitot-static probe payloads for Nike-Cajun rockets

Study of flight management requirements during SST low visibility approach and landing operations Final summary report

Flight management operational problems and task requirements for low visibility approach and landing of supersonic transports

Fatigue behavior of aluminum in vacuum.

Tenfold increase in fatigue life of 1100 aluminum in reverse bending at vacuum level below 10-2 torr due to retardation of crack propagation phase of fatigue process

Air Traffic Management Technology Demonstration 1 (ATD-1) Tech Transfer Document Summary: Version 3.0

This document summarizes transfer of NASA's terminal sequencing and spacing (TSS) and interval management (IM) technologies to the FAA (Federal Aviation Administration), as part of its Air Traffic Management Technology (…

Analysis of deep-stall characteristics of T-tailed aircraft configurations and some recovery procedures.

Deep-stall characteristics of T-tailed aircraft configurations and recovery procedures, noting parameters of pitch-up, angle of attack, etc

A simulator study of T-tail aircraft in deep stall conditions.

T tail aircraft in deep stall conditions in fixed- base cockpit simulation at large angle of attack

A parametric study of factors influencing the deep-stall pitch-up characteristics of T-tail transport aircraft

Analog computer program for parametric study of factors influencing deep stall pitch-up characteristics of T-tail transport aircraft

The wind-shear theory of temperate zone sporadic E.

Wind-shear theory of sporadic E layer at temperate zone with single ion and many ions, noting electron density

Summary of NASA research on jet transport control problems in severe turbulence.

Wind tunnel, simulator and flight test results to evaluate cockpit accelerations, handling qualities and stability and control of jet transports in severe turbulence

Clear air turbulence detection and warning.

Clear air turbulence detection and warning by airborne devices including radar, IR spectrum, air temperature probes, ozone detection, etc

Clear air turbulence detection and warning.

Clear air turbulence detection and warning by airborne devices including radar, IR spectrum, air temperature probes, ozone detection, etc

A review of NASA high-altitude clear air turbulence sampling programs.

Occurrence frequency and intensity of clear air turbulence as function of altitude between 20,000 and 75,000 ft

A study of potential roles of supersonic transport crews and some implications for the flight deck. Volume I - Workload, crew roles, flight deck concepts, and conclusions

Supersonic transport crew roles, and workload implications on flight deck design

Integrated operating mode of the Apollo mission simulator.

Integrated operating mode of Apollo mission simulator with mission control center for combined training of Apollo flight and ground crews

A Simulator Study of T-tail Aircraft in Deep Stall Conditions

Fixed base simulation study of T-tail aircraft deep stall and recovery

Analysis of an emergency deceleration and descent of the XB-70-1 airplane due to engine damage resulting from structural failure

Analyzing emergency deceleration and descent of XB-70-1 airplane due to engine damage resulting from structural failure for supersonic transport data

The effect of surface contamination on contact angles and surface potentials Summary report

Surface contamination effects on behavior of liquids in space vehicle tanks at zero gravity

Hydrogen-oxygen electrolytic regenerative fuel cells Quarterly report, 1 Jan. - 31 Mar. 1966

Hydrogen-oxygen regenerative fuel cell testing to improve cycle life capability and to investigate modes of cell performance deterioration

Probabilities of zero wind shear phenomena based on Rawinsonde data records

Probabilities of zero wind shear occurence and depth based on rawinsonde data records

A Wind Shear Mechanism for Producing Sporadic E by Concentrating Minor Meteoric Ions

Wind shear mechanism for producing sporadic E layer by concentrating minor meteoric ions

Clear air turbulence

Research on forecasting, detection, and incidents of clear air turbulence

Investigation of the sonic fatigue characteristics of randomly excited aluminum viscoelastic panels at ambient temperatures

Sonic fatigue effects on structural reliability of randomly excited aluminum viscoelastic panels at ambient temperatures

Application of ultrasonics to detection of fatigue cracks

Ultrasonics applied to detection of fatigue cracks in aluminum, mild steel, and alloys of aluminum and nickel

Flat-spin recovery system

Spinning technique for low altitude, single parachute recovery system

Summary of nasa research on jet transport control problems in severe turbulence.

Wind tunnel, simulator and flight test results to evaluate cockpit accelerations, handling qualities and stability and control of jet transports in severe turbulence

A review of nasa high-altitude clear air turbulence sampling programs.

Occurrence frequency and intensity of clear air turbulence as function of altitude between 20,000 and 75,000 ft

Integrated operating mode of the apollo mission simulator.

Integrated operating mode of Apollo mission simulator with mission control center for combined training of Apollo flight and ground crews

Fatigue behavior of aluminum and titanium sheet materials down to -423 deg f.

Tension-compression fatigue properties under axial loading for aluminum and titanium sheet metal

Some aspects of wind shear in the upper atmosphere

Hydrodynamic turbulence and wind shear in upper atmosphere

Effects of gust-induced and maneuvering acceleration stress on pilot-vehicle performance

Piloted motion simulator study of gust induced and maneuvering acceleration stress on pilot performance in low level mission

Power spectral measurement of atmospheric turbulence in severe storms and cumulus clouds

Power spectrum measurements of atmospheric turbulence in severe storms and cumulus clouds

ANALYTICAL INVESTIGATION AND PREDICTION OF SPIN AND RECOVERY CHARACTERISTICS OF THE NORTH AMERICAN X-15 AIRPLANE

Spin and recovery characteristics of north american x-15 aircraft

Erosion Resistance and Failure Mechanisms of Several Nozzle Materials in a Small Solid-Propellant Rocket Engine

Erosion resistance and failure mechanisms of nozzle materials in small solid-propellant rocket engine

THEORY AND IMPLEMENTATION OF THE PITOT-STATIC TECHNIQUE FOR UPPER ATMOSPHERIC MEASUREMENTS

Pitot-static technique for upper atmospheric measurements