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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...

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...

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...

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...

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...

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...

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...

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

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

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...

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...

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...

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...

Products

DIN-Rail Amplifier

The Model AP5101 from Stellar Technology (Amherst, NY) is a DIN-rail-mounted single-channel amplifier that provides excitation and signal conditioning for standard DC-excited strain gauge transducers, including those for...

Products

Antivibration Mounts

Advanced Antivibration Components (New Hyde Park, NY) offers a series of 17 elliptic leaf spring antivibration mounts that are resistant to corrosion and operate in a wide range of temperatures. The design employs two or...

Products

DC/DC Converter Mounting Kit

Calex Mfg. Co. (Concord, CA) has announced the availability of the Calex MS22 Mounting Kit, which provides a turn-key solution for prototyping or mounting a DC/DC converter in an enclosure. The MS22 accommodates...

Products

Lightweight Connectors

ITT Interconnect Solutions (Santa Ana, CA) has expanded its family of sealed, miniature, lightweight connectors for modern and “future soldier” applications with a “Super Clean” version. Nemesis SC...

Products

High-Temperature UPS

Falcon Electric (Irwindale, CA) has announced a new line of SSG-RP SeriesTM Ultra-Wide Temperature UPS, with models from 1kVA to 3kVA. Having an operational temperature range of −22 °F to +149 °F (−30 °C to 65...

Products

Solid State Drive

SMART Modular Technologies (Newark, CA) has introduced the Xcel-100 solid-state drive (SSD) for mission-critical defense and industrial applications. Optimized for rugged applications that require high-performance, SMART's...

INSIDER Product
Defense

Single-Board Computer

VersaLogic Corp. (Eugene, OR) has introduced the Mamba, an ultra-fast single-board computer (SBC) on an industry-standard EBX form factor. Designed around an Intel® Core™2 Duo P8400 processor, the Mamba performs at...

INSIDER Product
Defense

Line Driver

Holt Integrated Circuits (Mission Viejo, CA) has introduced the HI-8596 line driver that automatically generates all ARINC 429 voltage levels on-chip, eliminating the need for negative voltage supplies or inverters typically found in ARINC 429 bus driver designs. The HI-8596 operates from a single +3.3V supply using four external...

INSIDER Product
Defense

High-Reliability Connectors

Omnetics Connector Corp. (Minneapolis, MN) has announced the Latching-Bi-Lobe, is a Nano-D-shaped metal connector assembly with multiple pins and sockets set on 25 mil (.635 mm) pitch that matches the performance...

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...

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,...