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Weapons Systems

The Ballistic Missile Defense System: An Integrated Approach to Global Defense

Although the end of the Cold War signaled a reduction in the likelihood of global nuclear conflict, the threat from ballistic missiles has grown steadily as...

Articles
Defense

Data-Centric Distributed Application Architecture for Shipboard Systems

System architects design distributed applications leveraging computer resources connected by a network infrastructure: CPU-intensive tasks may be located on powerful...

Briefs
Materials

Continuous Carbon Nanofibers for Structural Composites

A program of research has addressed key issues in the production of continuous carbon nanofibers and the utilization of carbon nanofibers as the reinforcing components in matrix/fiber...

Briefs
Materials

High-Strain-Rate Tests of Epoxy/Aluminum-Powder Composites

Initial tests have been performed in a continuing experimental study to determine selected mechanical properties, at high strain rates, of an epoxy and of composite materials...

Briefs
Materials

High-Temperature Resins for Composite Materials

Improved, readily processable thermosetting polymer resins are being developed for use as matrix materials in composite-material structures in applications in which there are requirements for...

Tech Transfer Reports
Photonics/Optics

Mirror-Steering System Eliminates Vibration in Optical Devices

For optical systems used in communications and instrumentation applications in space and on the ground, eliminating vibration can be a difficult task. Left Hand Design Corp....

Briefs
Materials

Making Ultra-Hydrophobic Textured Silicone-Rubber Surfaces

Silicone-rubber surfaces microscopically textured in such a manner as to render them ultra-hydrophobic have been fabricated by a method in which breath figures are utilized....

Briefs
Electronics & Computers

Time Coding of Asynchronously Transmitted Multi-Source Data

A method of time coding of asynchronously transmitted data from multiple sources has been invented. The method is especially applicable to a data-acquisition and transfer system...

Briefs
Electronics & Computers

Quantum Network Testbed

A document describes the world’s first quantum network testbed — an Internet-compatible fiber-optic data-communication network that is kept extremely secure by use of encryption with quantum key distribution (QKD). The testbed, located in the Boston metropolitan area, includes ten nodes, of which four run continuously...

Briefs
Electronics & Computers

Monitoring and Charging System for a High-Power Battery

Figure 1 is a simplified block diagram showing (1) a high-power rechargeable battery comprising multiple series-connected modules, each module containing multiple series-connected...

Briefs
Photonics/Optics

Advances in Materials for Photonic Applications

Air Force Research Laboratory, Wright-Patterson Air Force Base, Ohio Aprogram of research has addressed multiple topics in the design, development, characterization, and utilization of new...

Briefs
Photonics/Optics

Compact Megawatt Infrared Free-Electron Laser Amplifier

A proposed high-gain free-electron laser (FEL) amplifier, conceived primarily for use in a maritime environment, would be capable of average output power of the order of a megawatt at...

Briefs
Manufacturing & Prototyping

Inexpensive Free-Form Fabrication of Titanium-Alloy Parts

A continuing effort to devise relatively inexpensive means of manufacturing titanium-alloy parts has been focused on a free-form fabrication approach. As used here, “free-form...

Briefs
Manufacturing & Prototyping

Advances in Fabrication of Nanoscale Devices

Some advances have recently been made on several fronts in a continuing effort to develop of means of fabricating electronic and magnetic devices having dimensions of the order of tens to hundreds...

Briefs
Manufacturing & Prototyping

Experiments in Vacuum Brazing of Titanium

An experimental study of vacuum brazing of titanium and of the effects of changes in brazing alloys and brazing process conditions has been performed. [As used here, “titanium” signifies both...

Briefs
Mechanical & Fluid Systems

Simulations of Brush Contacts of Homopolar Motor/Generators

A computational- simulation study of distributions of electric current and temperature in brushes and slip rings in two model homopolar- motor/generator configurations was performed...

Briefs
Mechanical & Fluid Systems

Generic Miniature Airplane for Research and Development

The Air Force Research Laboratory has promulgated the geometrical design of a miniature airplane denoted the Generic Micro Aerial Vehicle (GENMAV). This design is intended to serve as a...

Briefs
Physical Sciences

Measuring Skin Friction in Complex Flows That Include Shocks

A methodology for measuring skin friction (also known as wall shear) in complex flows typical of those inside supersonic-combustion ramjet (scramjet) engines has been developed....

Briefs
Physical Sciences

Miniaturized GPS Controlled-Reception-Pattern Antenna Array

A miniaturized Global Positioning System (GPS) antenna array is being developed for use on aircraft on which the room available for installation of this or any other equipment is...

Briefs
Physical Sciences

Biologically Inspired Processing of Image and Sound Data

A report describes progress in a research program oriented toward developing artificial-intelligence capabilities for processing images and sounds in changing environments. This research focuses on extending the state of the art in mid-level processing of visual and auditory signals,...

Products

Silicone Cables

Cicoil Corp., Valencia, CA, offers Flexible Flat Cable assemblies for fighter and other military aircraft applications including targeting pods, fuel control systems, and missile gimbal and guidance systems. The silicone...

Products

Wireless Spread- Spectrum Radio

FreeWave Technologies, Boulder, CO, has released the MM2 small form factor 900-MHz radio. The MM2 measures 50.8 × 31.5 × 9.6 mm. The radio has a GAsFET RF front end with a combination of overload immunity and sensitivity. The radio is suited for advanced military equipment where space is at a premium, such as...

Products

FPGA-Based XMC Module

Curtiss-Wright Controls Embedded Computing, Leesburg, VA, has released the XMC-442 Xilinx Virtex-5 FPGA-based XMC module compute engine designed for signal and image processing applications, including radar, sonar, and...

Products

Rugged Electronic Enclosures

Carlo Gavazzi Computing Solutions, Brockton, MA, announces the 709 Series of air-cooled rugged electronic enclosures for computer cards in the harsh environments of shipboard and land-based military applications....

Products

Line Conditioning Module

The VPTPCM-12 Series pre-conditioning power module from VPT, Blacksburg, VA, works within a DC-DC power system to suppress transient voltages and create a reliable power output of up to 120W. The module offers a...

Products

FPGA Modules

Acromag, Wixom, MI, has released the PMC-CX series of user-configurable FPGA (field-programmable gate array) modules, which feature conduction cooling and differential digital I/O. The four new models feature XilinxÆ Virtex-II FPGAs with either 11k or 24k logic cells and a choice of 32 differential RS-422/485 lines or 24 RS-422/485...

Products

Hybrid Vehicle Test Systems

SAKOR Technologies, Okemos, MI, has released the HybriDyne™ Series of hybrid vehicle driveline test systems. The HybriDyne calibrates the performance, efficiency, and durability of hybrid drivetrain systems,...

Products

Outdoor Housing for Dome Cameras

Dotworkz, San Diego, CA, has launched the D2™ environmental housing that provides protection to PTZ dome cameras from the rigors of outdoor use and physical damage. The D2 is compatible with 99% of analog...

Products

Digital Switch Matrices

The Electronics Group of Crane Aerospace & Electronics, Redmond, WA, has released its Model 1130 and Model 1120 digital switch matrices that are configured to accommodate up to 144 inputs and 144 outputs that can...