Latest Stories
Briefs Electronics & Computers
Heterogeneous System-on-a-Chip for Self-Powered Wireless Sensor Networks
A new dimension of system architecture design is emerging where hundreds to thousands of ultralight (
Briefs Mechanical & Fluid Systems
Sensing for Controls and Propulsion Health Management in Turbine Engines
Advances in engine performance and reliability require sensor components that operate reliably under extreme engine operating conditions (e.g., takeoff, max thrust) and in...
Briefs Sensors/Data Acquisition
Tightly Coupled INS, GPS, and Imaging Sensors for Precision Geolocation
To address the issue of poor georegistration performance for small unmanned aerial vehicles (UAVs), navigation and target-location accuracy improvements achievable by tightly integrating an image-based feature-tracking algorithm with Global Positioning System (GPS) and a...
Briefs Manufacturing & Prototyping
Fabricating Biologically Inspired Artificial Haircell Sensors
As electronics packaging and equipment have decreased in size and weight, so have the potential dimensions of unmanned aircraft. Specifically, a classification of micro air vehicles...
Briefs Electronics & Computers
Polypeptide-Based Molecular Electronics
Polypeptide supramolecules that will self assemble from solution and will form molecular wires that exploit quantum mechanical transport mechanisms can enable the formation of molecular devices such as...
Briefs Photonics/Optics
Photon-Counting Chirped Amplitude Modulation Ladar
This work is a follow-on to an effort to develop a method using Geiger-mode avalanche photodiode (GM-APD) photon-counting detectors in the U.S. Army Research Laboratory’s chirped amplitude...
Briefs Physical Sciences
Measurement of Transient Heat Flux and Surface Temperature Using Embedded Temperature Sensors
A report describes approximate solutions for surface temperature and heat flux for two embedded temperature sensors. The solutions were verified and the range of validity was established using several methods including comparisons with an exact analytical...
Briefs Software
Considerations of Aeroacoustics in Turbojet-Engine Testing
A study of the aeroacoustics of a turbojet-engine test cell has been performed as one step in the development of a computational aeroacoustics capability (CAA) that could provide...
Briefs Physical Sciences
Imaging and Spectral Measurements of Explosions
A document describes experiments performed to investigate rates of delivery of energy onto targets from different explosive formulations. The experiments were designed to measure relative positions of blast fireballs and leading shock fronts; determine whether different explosive formulations exhibit...
Articles Aerospace
Active Thermal Management for Cooler Body Armor
The military places greater demands on its equipment — electronic and otherwise — than any other market segment. It is also true that it places its greatest thermal demands on the men and...
Articles RF & Microwave Electronics
Wireless Sensor Network with Geolocation
Maintaining situational/positional awareness in indoor and urban environments is difficult because buildings, walls, and other obstacles obstruct vision and RF propagation. Propagation channels are...
Articles Data Acquisition
2D Laser Profiling Scanner for Detecting Targets
The Radiometric Sensor Development and Applications Team of the Sensors and Electron Devices Directorate (SEDD) at the U.S. Army Research Laboratory (ARL) has developed a 2D laser profiling...
Application Briefs RF & Microwave Electronics
New All-Digital RF Technology Simplifies the Radio Environment
The concept of a software or “cognitive” radio has been around for about 20 years, and has progressed to the point where open-source software code is available. A cognitive radio is “smart” in the sense that it is continuously aware of changes in radio frequency (RF) spectrum...
Top Stories
INSIDERRF & Microwave Electronics
FAA to Replace Aging Network of Ground-Based Radars
PodcastsDefense
A New Additive Manufacturing Accelerator for the U.S. Navy in Guam
NewsSoftware
Rewriting the Engineer’s Playbook: What OEMs Must Do to Spin the AI Flywheel
Road ReadyPower
2026 Toyota RAV4 Review: All Hybrid, All the Time
INSIDERDefense
F-22 Pilot Controls Drone With Tablet
INSIDERRF & Microwave Electronics
L3Harris Starts Low Rate Production Of New F-16 Viper Shield
Webcasts
Energy
Hydrogen Engines Are Heating Up for Heavy Duty
Energy
SAE Automotive Podcast: Solid-State Batteries
Power
SAE Automotive Engineering Podcast: Additive Manufacturing
Aerospace
A New Approach to Manufacturing Machine Connectivity for the Air Force
Software
Optimizing Production Processes with the Virtual Twin
