Sensors/Data Acquisition
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Articles Sensors/Data Acquisition
Digital Light Control Simplifies Focal Plane Array Testing and Image Sensor Production
Characterization of the performance of image sensors and image sensor systems is critical to success in many defense and security applications. From image...
Articles Defense
Applying Reconfigurable Computing to Acoustic Sensors
There is growing interest in the U.S. Armed Forces in the development of microsensor systems that are easily deployed and that support reconnaissance, surveillance, and target acquisition...
Briefs Sensors/Data Acquisition
Cracking of Aluminum Panels Repaired With Composite Patches
An experimental study of the mechanical behavior of cracked aluminum specimens repaired with composite-material patches has yielded findings that may eventually contribute to the...
Briefs Sensors/Data Acquisition
Fusion of Image- and Inertial-Sensor Data for Navigation
Amethod of real-time fusion of readout data from electronic inertial and image sensors for passive navigation has been developed. By "passive navigation" is meant navigation without the...
Briefs Physical Sciences
Detecting Explosives by Use of LIBS
Laser-induced breakdown spectros - copy (LIBS) has been investigated for potential utility as a means of detecting trace amounts of chemical explosives and residues thereof in lawenforcement, forensic...
Briefs Semiconductors & ICs
Applying Reconfigurable Computing to Acoustic Sensors Using FPGAs
A novel microsensor processing architecture allows a field-programmable gate array (FPGA) to act as a reprogrammable preprocessor or coprocessor to a general-purpose processor...
Briefs Materials
Low-Water-Permeability Encapsulants for Acoustic Sensors
Afamily of improved encapsulating materials for protecting underwater acoustic sensors has been invented. These materials could also be used for encapsulation or protective coating of...
Briefs Photonics/Optics
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...
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 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...
Briefs Sensors/Data Acquisition
Nanosensor Arrays for Detecting Breast-Cancer Compounds
Arrays of nanosensors for detecting biomolecules associated with breast cancer are undergoing development. It has been proposed to construct the arrays as silicon-based large-scale...
Briefs Mechanical & Fluid Systems
Thermal Design and Analysis of a Rocket-Engine TAN Injector
A subscale thrust-augmented-nozzle (TAN) rocket engine was designed, built, and hot-fire tested to demonstrate the validity of the TAN concept. As described in more detail in the...
Briefs Information Technology
Intelligence Fusion System Tracks Mobile Targets
Current intelligence fusion systems are not accurately and quickly performing the intelligence, surveillance, and reconnaissance (ISR) fusion necessary for tracking moving targets that use...
Briefs Information Technology
Data Fusion for Space Situational Awareness
Satellites greatly enhance US defense operations; however, these key assets are vulnerable to perils such as space weather and acts of aggression. Unfortunately, it is difficult to determine the cause...
Briefs Photonics/Optics
Patterned Gallium Arsenide Devices for Infrared Countermeasures
The US Air Force has a need for improved tunable laser sources—both in the midinfrared region, for developing infrared countermeasure (IRCM) applications, and in the longinfrared...
Briefs Materials
Automated Material Deposition Chamber
AFRL materials scientists have acquired an automated deposition chamber (see figure on next page) that enables them to simultaneously or sequentially deposit solid-lubricant coatings onto target objectives...
Briefs Defense
Advanced Hardware-in-the-Loop Sensor Simulation
AFRL researchers and their counterparts at CG2, Inc., a wholly owned subsidiary of Quantum3D, Inc., are collaborating through a Phase II Small Business Innovation Research (SBIR) contract to...
Briefs Sensors/Data Acquisition
Surface-Emitting Laser Arrays Bring Light to the Top
Laser diodes are an integral part of everyday life, incorporated into commonplace items as diverse in function as laser pointers, fiber-optic communications systems, and DVD players....
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