Abstract: Current observational evidence suggests that the star formation rate (SFR)efficiency of neutral atomic hydrogen gas…
Author: New NASA STI
Isotopic Ratios of Carbon and Oxygen in Titan’s CO Using Alma
Abstract: We report interferometric observations of carbon monoxide (CO) and its isotopologues in Titan's atmosphere using…
Analysis and Prediction of Ice Shedding for a Full-Scale Heated Tail Rotor
Abstract: When helicopters are to fly in icing conditions, it is necessary to consider the possibility…
Budget of Turbulent Kinetic Energy in a Shock Wave Boundary-Layer Interaction
Abstract: Implicit large-eddy simulation (ILES) of a shock wave boundary-layer interaction (SBLI) was performed. Quantities present…
Design and Analyses of High Aspect Ratio Nozzles for Distributed Propulsion Acoustic Measurements
Abstract: A series of three convergent round-to-rectangular high-aspect ratio nozzles were designed for acoustics measurements. The…
Update on the NASA Glenn Propulsion Systems Lab Ice Crystal Cloud Characterization (2015, 2016)
Abstract: NASA Glenn's Propulsion Systems Lab, an altitude engine test facility, was outfitted with a spray…
Optimization of Turbine Engine Cycle Analysis with Analytic Derivatives
Abstract: A new engine cycle analysis tool, called Pycycle, was recently built using the OpenMDAO framework.…
Ice Accretion Test Results for Three Large-Scale Swept-Wing Models in the NASA Icing Research Tunnel
Abstract: The design and certification of modern transport airplanes for flight in icing conditions increasing relies…
Benefits of Mars ISRU Regolith Water Processing: A Case Study for the NASA Evolvable Mars Campaign
Abstract: ISRU of Mars resources was baselined in 2009 Design Reference Architecture (DRA) 5.0, but only…
Aerospace Applications of Non-Equilibrium Plasma
Abstract: Nonequilibrium plasma/non-thermal plasma/cold plasmas are being used in a wide range of new applications in…