Reliability Research for a Maintenance-Free Operation Period
INTRODUCTION Maintenance requirements for the rotorcraft fleet of the U.S. Army are sizable. Specifically, for the fiscal year 2016 budget,…
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Reliability of UAVs and Drones
Introduction Drones and unmanned aerial vehicles (UAVs), such as those pictured in Figure 1, have been the subject of active…
Strain Measurement as a Means of Predictive Life-Cycle Analysis
INTRODUCTION When considering catastrophic failures in structures, one often imagines the worst-case scenario, in which a large force can cause…
Gaussian Mixture Measurement Modeling for Long-Range Radars
Introduction Long-range radar systems designed to provide precise range measurements may, in certain cases, experience degraded tracking performance in range,…
Warfighter Trust in Autonomy
INTRODUCTION In response to rapid advancements in the fields of autonomy, artificial intelligence, and machine learning, the Department of Defense…
UAS Threats, Solutions, and the Collaboration Imperative
Background Department of Defense (DoD)leadership, academic experts, and industry professionals agree that the threat that unmanned aerial systems (UASs) pose…
Affordable Access to Low Earth Orbit
A NEW VISION The last decade has seen a resurgence of NASA’s bold visions, from returning humans to the moon…
Breakthroughs in Engine Propulsion Research With High-Performance Computing
INTRODUCTION From the automotive diesel engine to on-board naval power generators to the aircraft jet engines, liquid atomization of hydrocarbon…
Space Travel Aided by Plasma Thrusters: Past, Present and Future
Introduction Like other contemporary energetic and propulsion technologies, electric propulsion—of which plasma thrusters are a subset—has been around for nearly…
Developing and Fielding Non-Lethal Weapons: The Marine Corps and Army Approach
INTRODUCTION Changes in modern warfare have included a remarkable shift in the international security mosaic. While threats from traditional state…
Radio Frequency, Directed Energy Weapon Design Tool
INTRODUCTION High-power microwave (HPM), radio frequency (RF), directed energy weapons (DEWs) provide the Warfighter with several advantages over conventional kinetic…
Power Generation and Storage for Directed Energy Systems
INTRODUCTION For many years, antiship missiles have represented an ongoing threat to U.S. military operators, as well as a challenge…