Abstract: A method is developed for estimating model parameters, such as nondimensional stability and control derivatives,…
Author: New NASA STI
Characterization of Titanium Alloys Produced by Electron Beam Directed Energy Deposition
Abstract: Functionally graded materials offer the potential to improve structural efficiency by allowing the material composition…
Broad Band Effective and Affordable Approaches to Climate
Abstract: Although we have had many decades of projections and warnings about climate change it is,…
Safe2Ditch Autonomous Crash Management System for Small Unmanned Aerial Systems: Concept Definition and Flight Test Results
Abstract: Small unmanned aerial systems (sUAS) have the potential for a large array of highly-beneficial applications.…
Using ARM Observations to Evaluate Climate Model Simulations of Land-Atmosphere Coupling on the U.S. Southern Great Plains
Abstract: Several independent measurements of warm-season soil moisture and surface atmospheric variables recorded at the ARM…
Estimating Atmospheric Mass Using Air Density
Abstract: Since the late 19th century, several investigators have estimated the mass of the atmosphere. Unlike…
Iodine Satellite Propellant Feed Clog-Clearing Demonstration Testing
Abstract: Experiments are conducted to quantify the formation and clearing of iodine clogs in an iodine…
Tagging Components in the Test Complex Area
Abstract: Why tag components differently? - Various methods are in place to tag different components, but…
Retrieval of Microphysical Characteristics of Particles in Atmospheres of Distant Comets from Ground-Based Polarimetry
Abstract: We summarize unique aperture data on the degree of linear polarization observed for distant comets…
Using GPS Receivers 1PPS Output to Verify Time Stamp Accuracy and Measure Propagation Delay
Abstract: A simple Pulse Overlay (PO) circuit using a logic OR gate was developed to overlay…