High-Lift Propeller Noise Prediction for a Distributed Electric Propulsion Flight Demonstrator

Abstract: Over the past several years, the use of electric propulsion technologies within aircraft design has…

UAS Well Clear Recovery Against Non-Cooperative Intruders Using Vertical Maneuvers

Abstract: This paper documents a study that drove the development of a mathematical expression in the…

An Alternative Time Metric to Modified Tau for Unmanned Aircraft System Detect And Avoid

Abstract: A new horizontal time metric, Time to Protected Zone, is proposed for use in the…

Arcus: The X-Ray Grating Spectrometer Explorer

Abstract: Arcus will be proposed to the NASA Explorer program as a free-flying satellite mission that…

Subject Matter Expert Evaluation of Multi-Flight Common Route Advisories

Abstract: Traffic flow management seeks to balance the demand for National Airspace System (NAS) flight resources,…

The NASA Air Traffic Management Ontology: Technical Documentation

Abstract: This document is intended to serve as comprehensive documentation for the NASA Air Traffic Management…

UAS Well Clear Recovery Against Non-Cooperative Intruders Using Vertical Maneuvers

Abstract: This paper documents a study that drove the development of a mathematical expression in the…

Scattering of Gaussian Beams by Disordered Particulate Media

Abstract: A frequently observed characteristic of electromagnetic scattering by a disordered particulate medium is the absence…

THE NuSTAR Hard X-Ray Survey of the Norma Arm Region

Abstract: We present a catalog of hard X-ray sources in a square-degree region surveyed by the…

NuSTAR Observations of WISE J1036+0449, A Galaxy at Z Approx. 1 Obscured by Hot Dust

Abstract: Hot dust-obscured galaxies (hot DOGs), selected from Wide-Field Infrared Survey Explorer's all-sky infrared survey, host…