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INSIDER Product Defense
Multi-Anode Capacitors
AVX Corp. (Greenville, SC) offers the TRM Series SMD tantalum professional multi-anode capacitor series that provides ultra-low ESR and high reliability levels. The capacitors feature failure rates better than 0.5%/1000...
INSIDER Product Defense
Multi-Function MIL-STD-1553 Cards
Data Device Corp. (Bohemia, NY) has introduced the BU-672 Series PMC, PCI, cPCI/PXI, and PCI Express MIL-STD-1553 cards designed around its AceXtreme™ 1553 core. The cards add multi-function capability,...
Articles Aerospace
FPGA Software Tests Telescope Microshutters
The James Webb Space Telescope (JWST), the next big telescope at NASA, will be placed at a stable Lagrange point approximately 1 million miles from the Earth. This telescope is the next stepping stone...
Articles Aerospace
New Tools Bring Faster, Simpler Fluid Flow Analysis Into the Engineering Mainstream
Fluid flow is a critical part of defense and aerospace design, whether the product is a rocket’s fuel valve or a tank’s turret-mounted electronics pod....
Tech Transfer Reports Photonics/Optics
Laser System Offers Data Transmission Boost to Telecom and TV Broadcasters
A free-space optical laser communications technology that can compensate for atmospheric distortions in real time might soon break the bandwidth bottleneck for cellular...
Tech Transfer Reports
From Gas to Electric: New Power Capabilities to Laser
More than 30 years of effort have been devoted to bringing the chemical oxygen iodine laser (COIL) into existence, with the goal of creating a high-energy device that could reliably knock...
Tech Transfer Reports RF & Microwave Electronics
Laser Transmitter Keeps an Eye on Earth’s Climate
Fibertek (Herndon, VA) has leveraged three Missile Defense Agency (MDA)-funded Small Business Innovation Research (SBIR) awards to develop a suite of laser products, one of which now forms the basis for an important space weather platform.
Briefs Materials
Temperature Effect on Drop-Weight Impact of Hybrid Woven Composites
The main idea of composite material is to combine different materials to produce a new material with performance unattainable by the individual constituents. It gives...
Briefs Materials
Synthesis of Long-Chain-Branched (LCB) Polysulfones for Multifunctional Transport Membranes
Increasing numbers of technologies are based on the idea of harnessing charge transport for useful processes such as energy harvesting, actuation, and sensing. Although much progress exists based on perfluorosulfonated platforms, new and more complicated...
Briefs Sensors/Data Acquisition
Biodegradable MEMS Based on Cellulose Paper
Electro-Active Paper(EAPap) has been recognized as a new smart material that can be used for sensors, actuators, biomimetic robots, and smart wallpapers. EAPap is made with cellulose paper by coating...
Briefs Materials
Functionalized Silk Materials
T he goal of this work was to exploit the novel structural, physical, and biological features of silk proteins towards functionalization of materials systems generated from this family of protein. A new generation of functional silk systems is sought to provide novel materials with precise control of material features....
Briefs Materials
Dynamic Response and Failure Mechanisms of Layered Ceramic-Elastomer-Polymer/Metal Composites
A thorough study through a combination of ballistic and impact experiments, microscopic failure characterization, and numerical simulations has been carried out in order to decipher the underlying mechanisms involved in the interaction between a blast...
Briefs Electronics & Computers
Ultra-Low-Power Radios for Ad-Hoc Sensing Networks
Anew method has been developed for the design of a miniature, low-power, low-cost radio node capable of self-organization and communication within an ad-hoc network. The integrated radio transceiver, combined with a backend processor in a single networkable node, offers unique network scalability...
Briefs Electronics & Computers
MEMS Resettable Circuit Breaker and Switch for DC-DC Voltage Converters
Resettable circuit breaker cantilevers use silicon dioxide (SiO2) for temper ature compensation. The compressive stress in the SiO2 causes the cantilever to bow upwards 400...
Briefs Electronics & Computers
Finite-Element Simulations of Field and Current Distributions in Multifilament Superconducting Films
The separation of high-temperature superconducting (HTS) tapes in filaments is a viable approach to reduce AC losses in HTS high-power...
Briefs Mechanical & Fluid Systems
Nozzles for Focusing Aerosol Particles
Several nozzles have been designed to aerodynamically focus aerosol particles into a small-diameter jet, so that individual particles can be illuminated by a laser beam and their light scattering and/or laser-induced fluorescence (LIF) spectra can be measured. An additional nozzle can aerodynamically puff...
Briefs Mechanical & Fluid Systems
Parallel Hybrid Vehicles Using Fuzzy Logic Control
A fuzzy logic controller for hybrid vehicles with parallel configuration was proposed. Using the state-of-charge (SOC) of the energy storage, the driver command, and the motor/generator speed, a set of rules was developed. The fuzzy logic controller can determine the split between the electric...
Briefs Physical Sciences
Development of an Electrochemical Biosensor for Organophosphate Chemicals
Detection of organophosphate (OP) compounds has attracted much attention in terms of safeguarding human health, owing to their frequent use as pesticides in agriculture and their potential use as chemical warfare agents. Among a variety of biological methods based on the...
Briefs Physical Sciences
Novel Active Transient Cooling Systems
Energy-efficient cooling technology is extremely important in today’s society, considering the need for energy conservation and the urgent need to mitigate global warming. Near-room-temperature magnetic...
Briefs Physical Sciences
Diode Laser Sensor for Scramjet Inlets
The supersonic combustion ramjet (scramjet) engine is one of the more promising high-speed flight propulsion technologies. One of the reasons for this is the simplicity of the engine design, having no...
Briefs Physical Sciences
MALDI-MSI Imaging of Latent Fingerprints
For years, forensic scientists have been seeking new methods to improve existing techniques for the visualization of latent fingerprints. The structured combination of optical methods (diffused reflection, luminescence, UV absorption and reflection), physical methods (powdering, vacuum metal deposition,...
Briefs Physical Sciences
Compressive Oversampling for Robust Data Transmission in Sensor Networks
A paper discusses recent developments in the area of Compressive Sensing (CS) for data loss in wireless sensing applications. Since many physical signals of interest are known to be sparse or compressible, employing CS not only compresses the data and reduces the effective...
Products Imaging
Video Camera
Goodrich Corp.’s ISR Systems Princeton (Princeton, NJ) has introduced the SU640HSX mil-hardened, indium gallium arsenide (InGaAs) shortwave infrared (SWIR) uncooled video camera for military imaging systems and covert...
Products Electronics & Computers
USB Avionics Databus Interface
Ballard Technology (Everett, WA) has announced that its line of pocket-sized USB Avionics Databus Interfaces are now available with an optional orange case. The high-visibility flight test orange case allows the...
Products
Portable Computing System
Diversified Technology (Ridgeland, MS) has announced the PCS-001 portable computing system for high-end communication and processing applications within the militarized battlefield. The system is contained in a...
Products
Rugged Computer
The Golden Eye II from General Micro Systems (Rancho Cucamonga, CA) is a rugged computer system based on the Intel® Penryn processor. It features up to a 2.26-GHz Core 2 Duo processor with 6 Mbytes of L2 cache, and is supported...
Products
Gas Flow Pulsers
InterTech Development (Skokie, IL) has introduced MicroPulseTM, an alternative to mechanical syringes for producing small, short pulses of various gases. The solid-state unit measures 145 × 52 × 35 mm and contains a miniature...
Products
Component Terminals
Total-ACETM fully integrated MIL-STD-1553 components from Data Device Corp. (Bohemia, NY) consolidate protocol, memory, dual transceivers, and dual transformers in a single, small plastic BGA package. The terminals are...
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