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Academia · 5,559 papers
Aviation research, sourced & cited.
Curated index of aviation-relevant research from NASA NTRS, NTSB safety studies, FAA CAMI, and academic sources. Every record links back to its original — we don't host PDFs, we describe each paper and credit the authors. Built for cross-link with the rest of Atlas: search by topic, drill into a CFR section or airframe and see the research that bears on it.
5,559 matches
- NASA NTRS 2019 ARC Abstract
An Improved UAV-Based Fog Collector for Local-Scale Aerobiological Sampling
The use of unmanned air vehicles (UAVs) to passively collect fog for microbiological analysis is being investigated at NASA Ames, contributing to our understanding of the dynamics and limits of the biosphere.
- NASA NTRS 2019 JSC Abstract
Research to Operations: The Critical Transition
Space Life Sciences Directorate (SLSD) specializes in transitioning technology and knowledge to medical operations. This activity encompasses funding a spectrum of research and technology efforts, such as understanding f…
- NASA NTRS 2019 MSFC Abstract
The Transition of NASA EOS Datasets to WFO Operations: A Model for Future Technology Transfer
The collocation of a National Weather Service (NWS) Forecast Office with atmospheric scientists from NASA/Marshall Space Flight Center (MSFC) in Huntsville, Alabama has afforded a unique opportunity for science sharing a…
- NASA NTRS 2019 ARC Conference Paper
Rotorcraft Flight Dynamics and Controls Research at NASA
In recent years, NASA has invested in key activities in the areas of flight controls, handling qualities and operations of rotorcraft for civilian applications.
- NASA NTRS 2019 ARC Abstract
Helicopter Safety Research
In response to the President's challenge to reduce civil aviation accidents by a factor of 10 by the year 2022, NASA has embarked on an ambitious safety program in partnership with other government agencies and industry.…
- NASA NTRS 2019 ARC Abstract
Alaska Humans Factors Safety Study: The Northern Area
At the request of the Alaska Air Carriers Association, researchers from the NASA Aviation Safety Reporting System, at NASA Ames Research Center, conducted a study on aspects of safety in Alaskan Part 135 air taxi operati…
- NASA NTRS 2019 CDMS Conference Paper
Fatigue crack propagation in aerospace aluminum alloys
This paper reviews fracture mechanics based, damage tolerant characterizations and predictions of fatigue crack growth in aerospace aluminum alloys.
- NASA NTRS 2019 ARC Abstract
Operational Interventions to Maintenance Error
A significant proportion of aviation accidents and incidents are known to be tied to human error. However, research of flight operational errors has shown that so-called pilot error often involves a variety of human fact…
- NASA NTRS 2019 ARC Abstract
Reduction of Maintenance Error Through Focused Interventions
It is well known that a significant proportion of aviation accidents and incidents are tied to human error. In flight operations, research of operational errors has shown that so-called "pilot error" often involves a var…
- NASA NTRS 2019 ARC Abstract
Identifying Human Factors Issues in Aircraft Maintenance Operations
Maintenance operations incidents submitted to the Aviation Safety Reporting System (ASRS) between 1986-1992 were systematically analyzed in order to identify issues relevant to human factors and crew coordination.
- NASA NTRS 2019 ARC Abstract
Analysis of Crew Fatigue in AIA Guantanamo Bay Aviation Accident
Flight operations can engender fatigue, which can affect flight crew performance, vigilance, and mood. The National Transportation Safety Board (NTSB) requested the NASA Fatigue Countermeasures Program to analyze crew fa…
- NASA NTRS 2019 ARC Abstract
Impact of Parallel Computing on Large Scale Aeroelastic Computations
Aeroelasticity is computationally one of the most intensive fields in aerospace engineering. Though over the last three decades the computational speed of supercomputers have substantially increased, they are still inade…
- NASA NTRS 2019 MSFC Abstract
Wetting Angle and Surface Tension of Germanium Melts on Different Substrate Materials
The sessile drop technique has been used to measure the wetting angle and the surface tension of molten germanium (Ge) on various substrate materials.
- NASA NTRS 2019 MSFC Abstract
Determination of the Wetting Angle of Germanium and Germanium-Silicon Melts on Different Substrate Materials
During Bridgman growth of semiconductors detachment of the crystal and the melt meniscus has occasionally been observed, mainly under microgravity (microg) conditions.
- NASA NTRS 2019 MSFC Abstract
Contact Angles and Surface Tension of Germanium-Silicon Melts
Precise knowledge of material parameters is more and more important for improving crystal growth processes. Two important parameters are the contact (wetting) angle and the surface tension, determining meniscus shapes an…
- NASA NTRS 2019 ARC Abstract
Runway Texture and Grid Pattern Effects on Rate-of-Descent Perception
To date, perceptual errors occur in determining descent rate from a computer-generated image in flight simulation. Pilots tend to touch down twice as hard in simulation than in flight, and more training time is needed in…
- NASA NTRS 2019 ARC Conference Paper
Aerodynamic Characterisation of an Experimental Tilt-Wing Aircraft
Computational analysis of experimental aircraft prior to test ights can be a valuable tool to estimate ight characteristics and determine areas of elevated caution.
- NASA NTRS 2019 ARC Presentation
Developing an Adaptable NextGen Interface for the UAS Ground Control Station
Motivation: NextGen traffic infrastructure is in place to support manned aircraft operations. However, the UAS ground control station (GCS) adds a data interface requirement that is not yet fully accounted for in the Nex…
- NASA NTRS 2019 ARC Conference Paper
Enabling Performance-Based Navigation Arrivals: Development and Simulation Testing of the Terminal Sequencing and Spacing System
NASA has developed an advanced arrival management capability for terminal controllers, known as Terminal Sequencing and Spacing (TSS).
- arXiv 2019 ARXIV arXiv preprint
ALFA: A Dataset for UAV Fault and Anomaly Detection
We present a dataset of several fault types in control surfaces of a fixed-wing Unmanned Aerial Vehicle (UAV) for use in Fault Detection and Isolation (FDI) and Anomaly Detection (AD) research.
- NASA NTRS 2019 ARC Conference Paper
Aviation Safety Concerns for the Future
The Future Aviation Safety Team (FAST) is a multidisciplinary international group of aviation professionals that was established to identify possible future aviation safety hazards.
- NASA NTRS 2019 AFRC Presentation
NASA Armstrong Flight Research Center Airworthiness and Flight Safety Review Process Overview
Communicate the purpose of the AFRC airworthiness and flight safety review process and understand the operation of the AFRC airworthiness and flight safety review process.
- NASA NTRS 2019 JPL Conference Paper
Addressing the Influence of Space Weather on Airline Navigation
The advent of satellite-based augmentation systems has made it possible to navigate aircraft safely using radio signals emitted by global navigation satellite systems (GNSS) such as the Global Positioning System.
- NASA NTRS 2019 LaRC Conference Paper
Object-Oriented Bayesian Networks (OOBN) for Aviation Accident Modeling and Technology Portfolio Impact Assessment
The concern for reducing aviation safety risk is rising as the National Airspace System in the United States transforms to the Next Generation Air Transportation System (NextGen).
- NASA NTRS 2019 CDMS Conference Proceedings
Crash simulation of composite and aluminum helicopter fuselages using a finite-element program
This paper describes a mathematical investigation of the crash-impact responses of an all-composite helicopter cockpit section incorporating an energy absorbing concept and one of conventional aluminum construction, usin…
- NASA NTRS 2019 ARC Presentation
Identification of Human Factors in Unmanned Aviation Via Pilot Incident Reports
There is a need for incident data relevant to the operation of civilian unmanned aircraft systems (UAS) in the National Air Space (NAS).
- NASA NTRS 2019 ARC Technical Publication (TP)
What Happened, and Why: Toward an Understanding of Human Error Based on Automated Analyses of Incident Reports
The objective of the Aviation System Monitoring and Modeling (ASMM) project of NASA s Aviation Safety and Security Program was to develop technologies that will enable proactive management of safety risk, which entails i…
- NASA NTRS 2019 GRC Conference Paper
Collaborative Experiments and Computations in Aircraft Icing
The formation of ice over lifting surfaces can affect aerodynamic performance. The ability to predict ice accumulation and the resulting degradation in vehicle performance is essential to determine the limitations of air…
- NASA NTRS 2019 GRC Presentation
Preliminary Findings of Inflight Icing Field Test to Support Icing Remote Sensing Technology Assessment
NASA and the National Center for Atmospheric Research have developed an icing remote sensing technology that has demonstrated skill at detecting and classifying icing hazards in a vertical column above an instrumented gr…
- NASA NTRS 2019 CDMS Conference Paper
Close-up analysis of inflight ice accretion
The objective of this effort was to validate in flight, data that has been gathered in the NASA Lewis Research Center's Icing Research Tunnel (IRT) over the past several years.
- NASA NTRS 2019 CDMS Reprint (Version printed in journal)
NASA/FAA Tailplane Icing Program Overview
The effects of tailplane icing were investigated in a four-year NASA/FAA Tailplane Icing, Program (TIP). This research program was developed to improve the understanding, of iced tailplane aeroperformance and aircraft ae…
- NASA NTRS 2019 CDMS Reprint (Version printed in journal)
In-Flight Aerodynamic Measurements of an Iced Horizontal Tailplane
The effects of tailplane icing on aircraft dynamics and tailplane aerodynamics were investigated using, NASA's modified DHC-6 Twin Otter icing research aircraft.
- NASA NTRS 2019 CDMS Reprint (Version printed in journal)
Investigation of Dynamic Flight Maneuvers With an Iced Tailplane
A detailed analysis of two of the dynamic maneuvers, the pushover and elevator doublet, from the NASA/FAA Tailplane Icing Program are discussed.
- NASA NTRS 2019 CDMS Conference Paper
Aircraft icing problems - After 50 years
With the possible exception of tailplane-ice hazards, understanding of aircraft icing processes and their performance penalties and hazards has not changed fundamentally in 40-50 years.
- NASA NTRS 2019 GRC Preprint (Draft being sent to journal)
Flying Qualities Evaluation of a Commuter Aircraft With an Ice Contaminated Tailplane
During the NASA/FAA (Federal Aviation Administration) Tailplane Icing Program, pilot evaluations of aircraft flying qualities were conducted with various ice shapes attached to the horizontal tailplane of the NASA Twin O…
- NASA NTRS 2019 CDMS Conference Paper
Icing tests of a model main rotor
A NASA-sponsored consortium conducted an experimental program to investigate the characteristics of a model rotor under icing conditions. This project resulted in the first U.S.
- NASA NTRS 2019 GRC Technical Memorandum (TM)
Analysis of a Hovering Rotor in Icing Conditions
A high fidelity analysis method is proposed to evaluate the ice accumulation and the ensuing rotor performance degradation for a helicopter flying through an icing cloud.
- NASA NTRS 2019 CDMS Conference Paper
Icing research tunnel test of a model helicopter rotor
An experimental program has been conducted in the NASA Lewis Research Center Icing Research Tunnel (IRT) in which an OH-58 tail rotor assembly was operated in a horizontal plane to simulate the action of a typical main r…
- NASA NTRS 2019 CDMS Conference Paper
Icing Research Tunnel test of a model helicopter rotor
An experimental program has been conducted in the NASA Lewis Research Center Icing Research Tunnel (IRT) in which an OH-58 tail rotor assembly was operated in a horizontal plane to simulate the action of a typical main r…
- NASA NTRS 2019 CDMS Conference Paper
Results of a sub-scale model rotor icing test
A heavily instrumented sub-scale model of a helicopter main rotor was tested in the NASA Lewis Research Center Icing Research Tunnel (IRT) in September and November 1989.
- NASA NTRS 2019 CDMS Conference Paper
An overview of a model rotor icing test in the NASA Lewis Icing Research Tunnel
During two entries in late 1989, a heavily instrumented sub-scale model of a helicopter main rotor was tested in the NASA LeRC Icing Research Tunnel (IRT).
- NASA NTRS 2019 LaRC Preprint (Draft being sent to journal)
Post-Stall Aerodynamic Modeling and Gain-Scheduled Control Design
A multidisciplinary research e.ort that combines aerodynamic modeling and gain-scheduled control design for aircraft flight at post-stall conditions is described.
- NASA NTRS 2019 LaRC Conference Paper
Global Aerodynamic Modeling for Stall/Upset Recovery Training Using Efficient Piloted Flight Test Techniques
Flight test and modeling techniques were developed for efficiently identifying global aerodynamic models that can be used to accurately simulate stall, upset, and recovery on large transport airplanes.
- NASA NTRS 2019 CDMS Conference Paper
Stall flutter analysis.
An analysis of unsteady airfoil stall and stall flutter is presented that is based on a series of approximations. Unsteady aerodynamic characteristics are related theoretically to static aerodynamic characteristics.
- NASA NTRS 2019 CDMS Conference Paper
Incipient torsional stall flutter aerodynamic experiments on a swept three-dimensional wing
The aerodynamics of small amplitude pitching motions near stall have been studied experimentally in order to improve understanding of the torsional stall flutter problem for propeller blades.
- NASA NTRS 2019 CDMS Conference Paper
Analytic prediction of dynamic stall characteristics.
A new approach is presented for solving the problem of predicting dynamic stall characteristics. In this approach, the unsteady aerodynamic characteristics are related theoretically to static aerodynamic characteristics …
- NASA NTRS 2019 LaRC Conference Paper
An Iterative Decambering Approach for Post-Stall Prediction of Wing Characteristics using known Section Data
An iterative decambering approach for the post stall prediction of wings using known section data as inputs is presented. The method can currently be used for incompressible .ow and can be extended to compressible subson…
- NASA NTRS 2019 LaRC Conference Paper
Runway Incursion Prevention for General Aviation Operations
A Runway Incursion Prevention System (RIPS) and additional incursion detection algorithm were adapted for general aviation operations and evaluated in a simulation study at the National Aeronautics and Space Administrati…
- NASA NTRS 2019 LaRC Conference Paper
Runway Incursion Prevention System for General Aviation Operations
A Runway Incursion Prevention System (RIPS) and additional incursion detection algorithm were adapted for general aviation operations and evaluated in a simulation study at the National Aeronautics and Space Administrati…
- NASA NTRS 2019 LaRC Preprint (Draft being sent to journal)
Runway Incursion Prevention System Simulation Evaluation
A Runway Incursion Prevention System (RIPS) was evaluated in a full mission simulation study at the NASA Langley Research center in March 2002.