Cold Sprayed Coatings with Dual Nanoparticle Reinforcements for Wear and Corrosion Protection

The use of cold spray has made significant strides since different-sized particles were explored in the process.

Ruggedization of Electronics for Deployed Military Environments

Commercial-grade electronics will simply not survive in the extremes of military environments.

The Purpose of Mixed-Effects Models in Test and Evaluation

While Defense Test and Evaluation (T&E) is different from agriculture, data attributes can be surprisingly similar.

Thermal Management Techniques in Avionics Cooling

Innovation is carrying airborne technologies farther and higher than ever before, and avionic cooling practices have had to evolve to keep up.

Advanced CT Inspection and Data Analysis

Learn about the ways to ensure that your composite designs are structurally sound.

Designing Battery Packs for Harsh Environment Mission-Critical Devices

Learn about design considerations for manufacturing a battery pack that operates in extreme temperatures, absorbs shock and vibration, and maintains a watertight seal.

Covariance and Uncertainty Realism in Space Surveillance and Tracking

Characterizing uncertainty in estimating the state of a resident space object is one of the fundamentals of many space surveillance tasks.

Ruggedizing Coaxial and Fiber Optic Cable Assemblies from Mechanical Strain

Learn how to protect critical conductors, dielectric, and optical fibers from deforming, cracking, or unraveling

Peridynamic Modeling: An Alternative Approach to Analyzing Material Failure

A critical technology challenge for structural material applications is to have a means for the reliable analysis of material damage and failure.

Fundamental Aspects of Single Molecule and Zeptomole Electroanalysis

The objective of this research program was to provide the fundamental understanding required for using the principles of electroanalytical chemistry to detect target...

Designing With Plastics for Military Equipment

U.S. soldiers carry loads of equipment and protective gear that can weigh anywhere from 45 to 130 pounds. This is more than enough to quickly tire even the most well-conditioned personnel,...

Engine Air-Brakes

Airplanes, one of humanity's greatest inventions, evoke feelings of awe and amazement for most people, unless you live uncomfortably close to a major airport, in which case the feeling may become annoyance and irritation....

Test System Ensures Flawless Performance of Military RF Devices

Communication on the battlefield is a life-or-death matter. You can't take chances with RF devices or power units malfunctioning or failing. A soldier's life may depend on...

Measuring Propellant Stress Relaxation Modulus Using Dynamic Mechanical Analyzer

Structural analysis of solid rocket motors is challenging for several reasons, but the most important of these is the complex behavior of the propellant. The...

Fast-Tracking Autonomous Vehicles with Simulation

Artificial intelligence developments are set to fundamentally transform mobility, whether it is mobility of weapon payloads, supply deliveries, urban commuters, warehouse goods,...

Pulse Analysis Techniques for Radar and Electronic Warfare

Pulsed signals are widespread in radar and other electronic warfare (EW) applications, and they must be accurately measured for manufacturing, design of countermeasures, and threat...

Certifying Composite Designs for Aerospace and Defense

Wherever you find newer and particularly larger aircraft these days, you're seeing the use of composite materials. The latest commercial planes, as well as innovative defense prototypes,...

Angular Random Walk Estimation of a Time-Domain Switching Micromachined Gyroscope

The primary metrics that prohibit the use of microelectromechanical systems (MEMS) gyroscopes for navigation-grade inertial navigation units (IMUs) are angle...

Advances in Lightweight Electronics Protection

Lightweighting continues to be a key topic for the aerospace, avionics and defense industries as new metals and composites are being integrated into end products and assemblies with the goal of...

Using High Bandwidth Oscilloscopes to Analyze Radar and Electronic Warfare Systems

Whether for multi-channel analysis, or for wider analysis bandwidth in a measurement, high bandwidth oscilloscopes offer an alternative to traditional...

Multi-Scale Analysis of Deformation and Failure in Polycrystalline Titanium Alloys Under High Strain Rates

Extensive use of titanium alloys in critical industrial and military applications, such as compressor blades of jet engines and armor...

Curled RF MEMS Switches For On-Chip Design

Microelectromechanical system (MEMS) switches are active components in most electronic equipment. Radio frequency (RF) MEMS are used in wireless personal communication devices, satellite...

DPA Countermeasures — Theory vs. Practice

The Threat

In today’s interconnected world, the information that we generate, store, transmit, and receive has become a valuable commodity. We have increasingly turned to cryptography as a tool...

A Hardware-Centric Approach to Countering Side-Channel Threats

From laptops and mobile devices to cars and airplanes, we are seeing near-daily threats to the systems and devices we use. Systems being used and deployed in the aerospace and...

Optimizing Thermal Management to Meet SWaP-C Requirements

As defense systems continue to shrink, corresponding thermal management concerns expand exponentially. Designers have learned that overheating can be the downfall of even the most...

Lifting 3D Printing to New Heights

Whether it’s through 3D printing jet engine fuel nozzles by the thousands or validating metal rocket injectors for space flight, aerospace has consistently proven itself to be on the cutting edge of the...

Big Data, Aircraft, and a Better Future

The hype phrase today is “Big Data.” It is a phrase Mark Bünger, Research Director for Lux Research, believes can have a number of definitions depending on who is doing the defining. Bünger was...

Development and Evaluation of the Stingray Amphibious Maritime Unmanned Ground Vehicle

Every year, the U.S. Navy and Marine Corps conduct thousands of Maritime Interdiction Operations (MIOs) to enforce embargoes, intercept contraband,...

Reduced Order Modeling for Rapid Simulation of Blast Events of a Military Ground Vehicle and its Occupants

Improvised Explosive Devices (IEDs) pose a significant threat to military ground vehicles and soldiers in the field. Full-system...