NASA’s Radioisotope Power Systems Planning and Potential Future Systems Overview

Abstract: The goal of NASA's Radioisotope Power Systems (RPS) Program is to make RPS ready and…

Analysis of Terrestrial Interference Protection from UAS CNPC Satellite Transmitters

Abstract: Unmanned aircraft (UA) are projected to have a major impact on future aviation. Larger UA…

Using Tabulated Experimental Data to Drive an Orthotropic Elasto-Plastic Three-Dimensional Model for Impact Analysis

Abstract: An orthotropic elasto-plastic-damage three-dimensional model with tabulated input has been developed to analyze the impact…

Open Rotor Development

Abstract: The ERA project executed a comprehensive test program for Open Rotor aerodynamic and acoustic performance.…

Electrical Performance of a High Temperature 32-I/O HTCC Alumina Package

Abstract: A high temperature co-fired ceramic (HTCC) alumina material was previously electrically tested at temperatures up…

The Relationships Between Insoluble Precipitation Residues, Clouds, and Precipitation Over California’s Southern Sierra Nevada During Winter Storms

Abstract: Ice formation in orographic mixed-phase clouds can enhance precipitation and depends on the type of…

Nondestructive Evaluation of Adhesive Bonds via Ultrasonic Phase Measurements

Abstract: The use of advanced composites utilizing adhesively bonded structures offers advantages in weight and cost…

ANOPP2 User’s Manual: Version 1.2

Abstract: This manual documents the Aircraft NOise Prediction Program 2 (ANOPP2). ANOPP2 is a toolkit that…

A Review of Function Allocation and En Route Separation Assurance

Abstract: Today's air traffic control system has reached a limit to the number of aircraft that…

NASA AVOSS Fast-Time Models for Aircraft Wake Prediction: User’s Guide (APA3.8 and TDP2.1)

Abstract: NASA's current distribution of fast-time wake vortex decay and transport models includes APA (Version 3.8)…