Materials
Insulation
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Briefs Photonics/Optics
Fabrication and Electrical Characterization of Correlated Oxide Field Effect Switching Devices for High Speed Electronics
The response of correlated oxides to strong electric fields and their dynamics is investigated using electrical transport measurements and electronic structure studies.
News Power
Engineering the Chevrolet Corvette's First-Ever Mid-Engine Architecture
Shifting 500 lb (227 kg) of engine mass rearward by 7.5 feet (2.3 m) and moving 300 lb (136 kg) of transmission components aft by almost three feet transformed the...
Articles Electronics & Computers
Engineered Solutions for Enclosure Sealing and Insulation
Custom enclosure gaskets can meet a variety of mechanical shock and thermal requirements.
Briefs Electronics & Computers
Thermal Conductivities of Some Polymers and Composites
Thermoset polymers are good electrical insulators that are used in applications ranging from electronics to composite armor. They are rather poor thermal conductors, however.
Articles Aerospace
Using Thermoplastics in Aerospace Applications
In August 2017, Qantas Airlines laid down the challenge to both Boeing and Airbus to offer an aircraft that can cross one of aviation's “last frontiers.” That “last frontier” was an...
Articles Aerospace
Additive Manufacturing Materials for RF Components
The Army Aviation and Missile Research, Development, and Engineering Center (AMRDEC) Weapons Development and Integration (WDI) Directorate has a program known as PRIntable Materials with...
Briefs Electronics & Computers
A Mechanistic Analysis of Oxygen Vacancy Driven Conductive Filament Formation in Resistive Random Access Memory Metal/NiO/Metal Structures
Resistive Random Access Memory (RRAM) devices have drawn much interest in the last decade,...
Articles Aerospace
Flat Cable Technology for Aerospace Applications
There are those who think all cables are created equal. Well, they're not.
Articles Materials
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...
Briefs Sensors/Data Acquisition
Molecularly Imprinted Polymer (MIP)-Coated Microbeam MEMS Sensor for Chemical Detection
Monitoring trace gases is of great importance in a wide range of applications. Detecting a diverse range of chemical agents requires an adaptable sensor...
Articles Aerospace
Using Polyimide In 3D Thin Film Multilayer Circuitry
Today, the cost and complexity of all platforms and systems in military and defense technologies are being challenged by the need for high functionality in smaller but less expensive...
Briefs Physical Sciences
Measuring Impact Damage to Toughened CFRP Laminates with Time Domain Reflectometry
Laminated Carbon Fiber Reinforced Polymer (CFRP) composites are very effective in weight saving in aeronautical structural components. For these laminated...
Briefs Physical Sciences
Fuzzy Fiber Sensors for Structural Composite Health Monitoring
The onset of local damage in structures, such as delamination, cracking, and fastener loosening, can often be difficult to detect and has long-term implications on the...
Briefs Materials
Investigation of Basalt Woven Fabrics for Military Applications
Basalt rock is a black or gray fine-grained rock in the family of igneous rocks, formed by cooling of molten lava. It is commonly found in the Earth’s crust, is abundant...
Briefs Photonics/Optics
Miniature Snapshot Multispectral Imager
Multispectral imagers use an optical device that can separate the colors to obtain the spectral content in the scene. Such an optical device could be a grating or prism, a filter wheel, a diffractive...
Briefs Materials
Nonlinear Acoustic Metamaterials for Sound Attenuation Applications
An acoustic crystal composed of tightly packed spherical particles can exhibit a wide spectrum of acoustic properties with responses varying from linear to highly nonlinear...
Application Briefs Defense
Chemically Bonded Phosphate Ceramics Stop Corrosion
Corrosion of steel, aluminum, and other structural metals erodes the safety and financial stability of industries and countries alike. Fighting corrosion in ships, tanks, planes, and...
Application Briefs RF & Microwave Electronics
Impact of Materials on Microwave Cable Performance
The environments in which microwave cable assemblies are being used today are becoming more challenging with exposure to such conditions as extreme temperatures, chemicals, abrasion, and...
Briefs Photonics/Optics
Surface Plasmon-Enhanced Si:Er Infrared Light-Emitting Diodes
Plasmons are collective oscillations of the free electrons in a metal or an ionized gas. Plasmons dominate the optical properties of noble-metal nanoparticles, which enables a variety of applications including electromagnetic energy transport at nanoscale dimensions, single-molecule...
Briefs Materials
RF Polymer Composites for Electromagnetic Systems
Design of polymer composites with specific engineered electromagnetic properties are of use in a variety of physical electromagnetic systems above 100 MHz. In physical electromagnetic systems such as GPS, radomes, WiFi, etc., proper choice of the material can be transformative in that it can...
Briefs Sensors/Data Acquisition
MEMS-Based Optical Limiter
Protecting optical sensors and detectors against excessive input signals is not only important for dealing with unintentional overloads, but also central for protecting sensors against intentional high-intensity...
Briefs Electronics & Computers
High-Voltage, High-Temperature Power Electronics Capacitor
A novel high-temperature, high-voltage power electronics capacitor incorporates materials of construction and electrical components that have been initially designed as a segment of...
Briefs Physical Sciences
Nanostructured Ferromagnetic-Wire/Insulator Composites
A research and development effort now in progress is focused on nano-structured ferromagnetic- wire/insulator composite materials to be used as the magnetic-core materials of sensors for...
Briefs Materials
Thermal Characterization of Thin Films for MEMS Applications
Dielectric thin films play a very important role in the development of microelectromechanical systems (MEMS). These dielectric materials often are used as insulating layers in...
Briefs Electronics & Computers
Magnetic Memory Devices for Embedded Computing
A program of research has been dedicated to the development of magnetic memory devices than can be incorporated into complementary metal oxide/semiconductor (CMOS) integrated circuits, wherein...
Briefs Materials
Incorporating Functional Fillers into Silicone Elastomer Systems
Silicones can be developed into fluids, gels, adhesives, elastomers, and resins designed with unique properties that make them ideal for specific application uses in the...
Briefs Materials
Some Advances in High-Temperature Superconductor Coatings
Several advances were made in a program focused on the science and technology of high-temperature superconductors [especially yttrium barium copper oxide ("YBCO")] deposited on normal electrical conductors. This program was part of a continuing effort to develop superconductor-coated...
Briefs Materials
Improved Dielectric-Breakdown Property of POSS-Filled Epoxy
A n experimental study has shown that the AC short-term dielectric breakdown potential of material specimens consisting of polyhedral oligomeric silsesquioxane (POSS) nanoparticles...
Briefs Test & Measurement
Life Tests of a Microwave MEMS Capacitive Switch
Life tests have demonstrated the longevity of an electrostatically actuated capacitive switch of a microelectromechanical systems (MEMS) type suitable for handling radio signals having...
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High-Resolution In-line X-ray Imaging for Lithium-Ion Battery...
Energy
Software Solutions for Battery Management System Applications...
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Leveraging Electronics Digital Twins on AWS to Accelerate...
Defense
Choosing a Silicone for Operation in Harsh Thermal Environments
