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Defense

Articles : Sensors/Data Acquisition
Facility Focus: Massachusetts Institute of Technology (MIT) Lincoln Laboratory

The explosion of the first Soviet atomic bomb in August 1949, followed by the Soviet development of bombers that could traverse the Arctic Circle, created a...

INSIDER : RF & Microwave Electronics
Radar Sees Through Walls – By Seeking Symmetry
Using a narrow band of microwave frequencies, researchers at Duke University found a new way to see on the other side of the wall.
Articles : Electronics & Computers
Products of Tomorrow: December 2017

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Articles : Sensors/Data Acquisition
Pacific Northwest National Laboratory

The Department of Energy’s (DOE) Pacific Northwest National Laboratory (PNNL) in Richland, WA, has been operated by Battelle and its predecessors since the lab’s inception in 1965. For more than 50...

News : Defense
Sound-Off: With High-Speed Data, How Important is Signal Integrity?

Modern avionics are highly dependent on reliable connectivity — and reliable interconnection systems. As data rates inevitably improve to address greater military requirements, how will the increase impact signal integrity?

White Papers : Defense
Boost Economics in Agile High Throughput Satcom Payloads

The inexorable demand for bandwidth fuels the need for agile systems throughout data networks. Even satellite communications are undergoing transformative digital developments. Innovative architectures supported by new, ultra-wideband (UWB) data convertors are helping boost both their...

Articles : Defense
Defense Advanced Research Projects Agency

The Defense Advanced Research Projects Agency (DARPA) was created with a national sense of urgency in February 1958 amidst one of the most dramatic moments in the history of the Cold War and the already-accelerating pace of technology. In the months preceding the official authorization for the agency's...

Briefs : Robotics, Automation & Control
Machine Vision System

A number of instruments have been built to obtain range images — a two-dimensional array of numbers that gives the depth of a scene along many directions from a central point in the instrument. Instead of measuring the brightness of many points in a scene, as in a television camera, these instruments measure where each...

News : Aerospace
Military Sensor Inspires Instrument to Search for Life on Mars

A sensing technique used by the U.S. military currently to remotely monitor the air to detect potentially life-threatening chemicals, toxins, and pathogens has inspired a new instrument that could “sniff” for life on Mars and other targets in the solar system.

Articles : Medical
2016 Create the Future Design Contest

The 2016 Create the Future Design Contest — sponsored by COMSOL, Mouser Electronics, and Tech Briefs Media Group (publishers of NASA Tech Briefs) — recognized innovation in product design in seven categories: Aerospace & Defense, Automotive/Transportation, Consumer Products, Electronics,...

Articles : Defense
2016 Create the Future Contest: Aerospace & Defense Category Winner

FLASH® BAINITE — HIGH PERFORMANCE ARMOR

Gary Cola, Flash Bainite, Washington, MI

The Flash® Bainite Process is a rapid heat treating process for creating steel that is stronger than titanium, lighter than aluminum, and made at lower cost than traditional...

News : Aerospace
Air Force Is Developing Mach 18 Wind Tunnel

The Arnold Engineering Development Center (AEDC) Hypervelocity Wind Tunnel 9 team is conducting tests in support of risk reduction for a new test capability that will be revolutionary for AEDC and the U.S. Air Force. The capability involves increasing the Mach number of what AEDC is currently able to...

News : Test & Measurement
Software Gives Bomb Techs X-Ray Vision

In the chaos that followed the terrorist attack at the 2013 Boston Marathon, bomb squads scanned packages at the scene for explosive devices. Two homemade pressure cooker bombs had killed three people and injured more than 250, and techs quickly had to determine if more were waiting to blow up.

News : Aerospace
High-Tech UAV Performs Recon, Defends Brigade

Soldiers assigned to the Tactical Unmanned Aircraft System (TUAS) Platoon, Company D, 29th Brigade Engineer Battalion, 3rd Brigade Combat Team, 25th Infantry Division, perform daily checks on their RQ-7B Shadow unmanned aerial vehicle, a small, lightweight UAV that provides invaluable service for the...

News : Electronics & Computers
Navy Grant Fuels Effort to Improve Safety of Military Technology

An Indiana University expert in the high-tech field of computer vision will collaborate with U.S. Navy engineers to improve the quality of microelectronic components used in critical military systems like communication and navigation. David Crandall, a professor in the IU...

News : Imaging
Advances in Vision-Aided Navigation Keep Soldiers on Track

The Army Materiel Command’s Communications-Electronics Research, Development and Engineering Center, or CERDEC, is using miniature cameras to create vision-aided navigation capabilities in GPS-denied situations.

News : Defense
Researchers Improve Decontamination Criteria for Combat-Vehicle Coatings

When it comes to protecting warfighters from exposure to chemical agents that have contaminated combat vehicles, determining how much agent gets absorbed into the material matters. That's what researchers at the U.S. Army Edgewood Chemical Biological Center (ECBC)...

News : Materials
Optics Breakthrough Could Revamp Night Vision

A breakthrough by an Australian collaboration of researchers could make infrared technology easy-to-use and cheap, potentially saving millions of dollars in defense and other areas using sensing devices, and boosting applications of technology to a host of new areas, such as agriculture. Infra-red...

News : Test & Measurement
New Technique Could Improve Detection of Concealed Nuclear Materials

Researchers have demonstrated proof of concept for a novel low-energy nuclear reaction imaging technique designed to detect the presence of “special nuclear materials” – weapons-grade uranium and plutonium – in cargo containers arriving at U.S. ports. The method relies...

News : Sensors/Data Acquisition
Army Uses Technology to Increase Aerial Delivery Accuracy

Researchers at the U.S. Army Research Laboratory have developed a new system that will enhance the capabilities of U.S. Army Pathfinders as they conduct aerial operations. In response to a Request for Information from the U.S. Army-Africa to remove what is known as the pilot balloon from...

News : Defense
New device prevents damage while securing tubes

The U.S. Army Institute of Surgical Research has developed a novel device for securing medical tubes and catheters intubated within a patient that will prevent damage to the incisors as well as to the soft tissue around the corners of the mouth. 

Burn patients often have problems...

Articles : Aerospace
The Future of Exploration Starts With 3D Printing

Last year, engineers at NASA’s Marshall Space Flight Center in Huntsville, AL, tested an additive manufacturing process that is being used to make some of the parts for NASA’s new rocket, the Space Launch System (SLS), more efficiently and affordably without compromising performance and...

News : Defense
Self-Test Kit Warns Soldiers of Biological Exposure

The U.S. Army’s newly developed biological self-test kit can quickly identify the presence of a pathogen of concern such as ricin, anthrax, or plague, and automatically send the result to a soldier and his commander. Known as SmartCAR, the device uses a colorimetric assay, much like a home...

News : Defense
Army’s “Robo-Raven” UAV Flies with Flapping Wings

In the future, it's possible that some unmanned aerial vehicles (UAVs) might sport wings that flap like a bird or a butterfly. The Army Research Lab has been testing such a UAV, known as Robo-Raven.

Articles : Aerospace
2015 Create the Future Design Contest: Aerospace & Defense Category Winner

N5 Filo (First-In-Last-Out): An Ultra-Small, Low-Cost Hazardous Gas Detector Using Novel Chip-Scale Chemical Sensor Technology

Abhishek Motayed, Ratan Debnath, Baomei Wen, Audie Castillo, Ting Xie, and Gavin Liu, N5 Sensors Inc., Rockville, MD

N5 Sensors...

Articles : Aerospace
Modern CMOS Cameras as Replacements for CCD Cameras

Many users of CCD sensors are asking about the advantages of the latest CMOS sensors, particularly if they have been using CCD-based cameras. The two sensor technologies, a comparison of the new CMOS sensors and existing CCD sensors, and tips for when it makes sense to select a new camera with...

Briefs : Defense
Mesh: Lightweight Grid Middleware Using Existing Secure Shell Infrastructure

A software-based innovation called Mesh was developed that provides a single sign-on capability to the built-in public key authentication mechanism of Secure Shell (SSH) using system call interposition. Mesh is a secure, lightweight grid middleware. Each Mesh...

News : Defense
Propulsion Technology Could Combat Flight Pollution

A breakthrough propulsion technology to provide greener air transport could be developed after the underlying engineering was declared a success. Six universities and two research organizations from across the EU demonstrated the scientific feasibility of a novel propulsion method that...

News : Aerospace
Mini Models Fire Up to Test Space Launch System

NASA is working with CUBRC Inc. of Buffalo, NY to design, build, and test 2% scale models of the Space Launch System (SLS) propulsion system. Models include two five-segment solid rocket boosters and four core stage RS-25 engines, and a 2% scale model of the entire rocket. The models are fired for...

News : Aerospace
UAVs to Play Critical Role in Precision Agriculture

Researchers are investigating how unmanned aerial vehicles (UAVs) can be used commercially in agriculture. Their size, cost and capabilities make UAVs useful for a wide range of jobs. Mississippi State University researchers are already using these vehicles, and many others are examining their...