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Briefs Photonics/Optics
Optical-Fiber Infrasound Sensors
Optical-fiber infrasound sensors (OFISs) are being developed for detecting acoustic pressures in the frequency range from a few millihertz to a few hertz. As explained below, these sensors were conceived to...
Briefs Photonics/Optics
Study of Membrane Optics for Lightweight Space Telescopes
Astudy has been performed to establish a foundation for the analysis, design, and further development of inplane- actuated deformable membrane mirrors for lightweight spaceborne...
Briefs Medical
Implantable Electrochemical Sensors for Metabolic Monitoring
Arrays of electrochemical sensors that include specially coated (as described below) gold electrodes on flexible polyimide sheets have been fabricated and tested in a continuing...
Briefs Medical
Portable Simulator for Training in Robot-Assisted Surgery
Aportable apparatus is being developed as a means of training surgeons in robot-assisted surgery, including laparoscopic and other forms of minimally invasive surgery. The apparatus can be characterized as a virtual reality system that includes not only a computer and a visual display...
Briefs Physical Sciences
Imaging System for Characterizing Materials and Processes
Ahigh-performance digital imaging system has been assembled to provide enhanced capabilities for characterizing materials and processes. Highspeed imaging is needed for observation and analysis of such fast dynamic processes as impact fracture (including ballistically induced fracture) in...
Briefs Physical Sciences
Progress in Research on Bacteria-Powered Motors
Progress has been made on several fronts in research on biomotors and especially on microscopic motors powered by bacteria. The progress consists mostly of advances in the art of attaching motile bacterial cells to surfaces in specific, pre-designed microarrays.
Briefs Manufacturing & Prototyping
Fabrication of Lightweight Armored Doors for HMMWVs
A document describes a concept for fabricating lightweight armored doors for the Army’s high-mobility multipurpose wheeled vehicles (HMMWVs). Essentially, the concept is to reinforce high-hard (HH) steel armored doors used on some HMMWVs with a laminated, woven, high-tensile-strength glassfiber/...
Briefs Physical Sciences
AFRL’s Demonstration and Science Experiments Mission
A document describes the Air Force Research Laboratory's Demonstration and Science Experiments (DSX) mission, dedicated to research needed to advance the ability to operate spacecraft in the harsh radiation environment of medium earth orbit (MEO). The DSX spacecraft, to be launched in late 2009...
Tech Transfer Reports
Wideband Radar Signal Processor Could Enhance Security and Surveillance
A new radar signal processing system could give radar operators, intelligence officials, and port security officers the new powerful imaging tools that they are seeking.
Products
AC Dynamometer Systems
SAKOR Technologies, Okemos, MI, offers the Accudyne™ family of AC Motoring Dynamometers that are compatible with a range of testing applications including conventional engine and power-train systems, hybrid vehicle...
Products
Load Cells
Measurement Specialties, Hampton, VA, offers the Microfused™ line of load cells that allows design engineers to use direct force measurement in various OEM applications where the technology may previously have been too...
Products
Thick Film Resistors
TT electronics IRC Advanced Film Division, Corpus Christi, TX, has qualified their thick film resistors to "R" level military requirements. Called the TMC Series, the general-purpose thick-film military chip resistors...
Products
Landing Gear Simulation Software
LMS, Leuven, Belgium, has introduced LMS Virtual.Lab Landing Gear simulation software that enables development teams to build aircraft landing gear models, simulate their real-life performance, and assess...
Products
Aircraft Fuel Sealant
W.L. Gore, Elkton, MD, has introduced the GORE™ SKYFLEX® Aircraft Fuel Sealant that resists UV and aging and is designed for temperature applications up to 356 °F (180°C). The fuel sealant is a reusable,...
Products
Multi-Sensor Gimbal
Polytech, Malmkoping, Sweden, has released the Cobolt 275 CG multi-sensor gimbal for airborne surveillance missions. The gimbal measures 11" in diameter and has a total mass of less than 12 kg, making it suitable for...
Articles Physical Sciences
The Altair/Predator B: An Earth Science Aircraft for the 21st Century
NASA's Dryden Flight Research Center, Edwards, CA, has partnered with General Atomics Aeronautical Systems, Inc. (GA-ASI) of San Diego, CA, to demonstrate technologies that...
Articles Weapons Systems
North Carolina Organization Fosters New Defense and Security Technologies
The Defense and Security Technology Accelerator (DSTA), located in Fayetteville, NC, is a new and innovative program designed to create collaborations with the military, entrepreneurs, and innovators to drive technology business development, technology commercialization, and...
Briefs Information Technology
Multiscale Virtual Design and Testing of Materials
Progress has been made in research on several fronts in an effort to develop computational simulation capabilities for use in virtual design and testing of advanced structural materials. It is...
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...
Articles Aerospace
Advanced Training and Simulation Technology Helps Produce Mission-Ready Warfighters
Today's warfighters operate some of the most technologically advanced vehicles, aircraft, and weapons systems, and to do so effectively and safely, they require...
Articles Defense
Perspective - Colonel Lewis F. Setliff III
Colonel Lewis F. Setliff III Commander/District Engineer, St. Louis District U.S. Army Corps of Engineers In August of 2005, Hurricane Katrina hit the Gulf Coast and became one of the largest natural...
Briefs Sensors/Data Acquisition
Dense Functionalized-Nanowire Biosensor Arrays
Progress has been made in the development of compact sensor arrays containing molecular electronic devices for detecting molecules of interest (especially biomolecules) with high sensitivity and...
Tech Transfer Reports
Compact Chip Architecture Provides High-Speed Image Processing
To quickly distinguish friend from foe or make sense of a visual scene, no machine can beat the human eyes and brain — at least not yet. But a better silicon eye has been built...
Briefs Electronics & Computers
Nanowire-Based Chemical and Biological Sensor Arrays
Acontinuing effort that supplements and complements the one summarized in the immediately preceding article is dedicated to the development of nanowire-based sensor arrays, with emphasis on maximizing the utility of such arrays for real-time sensing of molecular species associated with chemical...
Briefs Electronics & Computers
Improved Magnetic Sensor Based on Giant Magneto-Impedance
A low-power, highly stable electronic sensor circuit for measuring a small change in the ambient magnetic field with high sensitivity exploits the giant magneto-impedance (GMI) effect,...
Briefs Imaging
Miniature Hyperspectral Sensors for Imaging on Small UAVs
As unmanned vehicles get smaller and smaller, operational expectations and mission objectives demand a much broader array of platform capabilities — a necessity even with reduced...
Briefs Materials
Solid-State Viscosity Sensors For Military and Aerospace Applications
Embedded OEM application markets such as the military and aerospace industries are experiencing a growing demand for sensors that provide instantaneous and continuous process...
Briefs Electronics & Computers
Progress in Canted Sector Antennas and Non-Periodic Arrays
Progress has been made in a continuing effort to develop low-geometric-profile, wide-frequency-band microwave antennas intended for incorporation into wide-band aperiodic arrays for use...
Briefs RF & Microwave Electronics
Photonic Analog-to-Digital Converters
Early steps have been taken toward the development of analog-to-digital converters (ADCs) that would incorporate photonic quantizers based on the technology of InP semiconductors. These photonic ADCs are...
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