Abstract: The National Aeronautics and Space Administration (NASA) Solar Electric Propulsion Technology Demonstration Mission in conjunction…
Author: New NASA STI
Relationship of Powder Feedstock Variability to Microstructure and Defects in Selective Laser Melted Alloy 718
Abstract: Powder-bed additive manufacturing processes use fine powders to build parts layer by layer. For selective…
Pressurization of a Flightweight, Liquid Hydrogen Tank: Evaporation and Condensation at a Liquid Vapor Interface
Abstract: Evaporation and condensation at a liquid-vapor interface is important for long-term, in-space cryogenic propellant storage.…
Pressurization of a Flightweight, Liquid Hydrogen Tank: Evaporation and Condensation at a Liquid Vapor Interface
Abstract: Evaporation and condensation at a liquidvapor interface is important for long-term, in-space cryogenic propellant storage.…
Channel Bonding of Multiple Low-Rate Links Using MPTCP for Airborne Flight Research
Abstract: Brief update to our MPTCP findings and discuss some of the architectural decisions we made…
Communications and Intelligent Systems Division – Division Overview
Abstract: This presentation provides an overview of the research and engineering work being performed in the…
Particle Size Measurements from the first Fundamentals of Ice Crystal Icing Physics Test in the NASA Propulsion Systems Laboratory
Abstract: This presentation shows particle measurements by the Artium Technologies, Inc. Phase Doppler Interferometer and High…
Tones Encountered with a Coannular Nozzle and a Method for their Suppression
Abstract: With multi-stream coannular nozzles, sometimes tones are generated that make the nozzle fail noise regulation…
On High-Order Upwind Methods for Advection
Abstract: Scheme III (piecewise linear) and V (piecewise parabolic) of Van Leer are shown to yield…
Cause and Cure-Deterioration in Accuracy of CFD Simulations with Use of High-Aspect-Ratio Triangular/Tetrahedral Grids
Abstract: In the multi-dimensional space-time conservation element and solution element16 (CESE) method, triangles and tetrahedral mesh…