Articles: RF & Microwave Electronics
GaN Breaks Barriers

The increasing demand for higher data rates in telecommunications and higher resolution in industrial systems is pushing the frequency of operation higher for the electronics that support them. Many of these systems...

Application Briefs: Defense
Ruggedized Computer Rack Cases
Verotec Inc
Manchester, NH
603-821-9921
www.verotec.us

Verotec has been selected by Lockheed Martin to provide custom 19” 6U 600 mm deep rack cases to house part of the ISTAR system in the...

Application Briefs: Defense
Secure Wireless Command Post
Pacific Star Communications, Inc. (PacStar)
Portland, OR
(503) 403-3000
https://pacstar.com

PacStar®, a developer and supplier of advanced communications solutions for the U.S....

Application Briefs: Defense
Thermoplastic Fuselage Demonstrator
Porcher Industries
Badinières, France
+33 (0)4 74 43 10 10
www.porcher-ind.com

Porcher Industries, a company that specializes in technical textiles and thermoplastic composite solutions,...

Electronic Intelligence Receiver (ELINT) is an important component in electronic warfare (EW) and layer sensing. The...

Remote measurement of physiological signals has a number of advantages over traditional contact methods. It allows the measurement of...

Dust storms (5 to 100 km across) often originate from multiple dust-emission sources (1 to 10 km across). Remote-sensing-based dust-source identification is a challenge. A...

The U.S. Army Corps of Engineers (USACE), CHL, FRF, had a need for a remote real-time data collection system to control instruments and log and communicate data from five...

Method 522.2 of MIL-STD-810G CN1 defines ballistic shock as “a high-level shock that generally results from the impact of projectiles or ordnance on armored combat vehicles”. Typical...

Briefs: Test & Measurement
Topology Control in Aerial Multi-Beam Directional Networks

In multi-beam directional networks, nodes are able to simultaneously transmit to all neighbors or receive from all neighbors. This spatial reuse allows for high throughputs, but in dense networks can cause significant interference. Topology control (i.e., selecting a subset of neighbors...

INSIDER: Software
Simulation Results Could Help Quiet Jet Noise

Argonne National Laboratory engineers are working to create high-fidelity computer simulations to determine how jet turbulence produces noise. Working on Argonne’s supercomputer Mira, the team is applying computational fluid dynamics to capture the physics of the turbulence that is making the...

NASA engineers tested a 3D-printed rocket engine prototype part made of two different metal alloys via an advanced manufacturing process. The part was low-pressure, hot-fire-tested...

Plants Engineered to Replace Oil in Sugarcane and Sweet Sorghum (PETROSS), funded by the Advanced Research Projects Agency - Energy (ARPA-E), has developed sugarcane that produces oil, called...

Modern avionics are highly dependent on reliable connectivity — and reliable interconnection systems. As data rates inevitably improve to address greater military...

In aerospace applications of materials, increasing strength often leads to a decrease in ductility. Engineers have developed a Super Steel that addresses this strength-ductility tradeoff. In...

When planes get caught in traffic, pilots have to keep flying until the backup clears and their runways become available for landing. This means that air traffic controllers must...

INSIDER: Test & Measurement
Green Aerospace Test Uses No Explosives

Sandia National Laboratories has successfully demonstrated a new, more environmentally friendly method to test a rocket part to ensure its avionics can withstand the shock from stage separation...

INSIDER: Defense
Army 3-D Prints a Building

The Construction Engineering Research Laboratory in Champaign, Illinois, has successfully three-dimensionally printed a 512 square-foot concrete structure. The structure, called a barracks hut or B-Hut, was...

Researchers at the Virginia Tech College of Science are carrying out a research project at Dominion Power’s North Anna Nuclear Generating Station in Virginia that could...

Soldiering in arctic conditions is tough. Protective clothing can be heavy and cause overheating and sweating upon exertion. And hands and feet can grow numb despite wearing...

Kapton, a material used in electronics and aerospace applications, has only been available in sheet form. Researchers from Virginia Tech have found a way to 3D-print a polymer with Kapton's...

Four companies were awarded contracts to come up with five configurations on paper that met very specific operational criteria for NASA’s next commercial X-plane aircraft.

Measurement Software

Hexagon Manufacturing Intelligence (North Kingstown, RI) has launched PC-DMIS 2017 R2, the latest edition of their popular measurement software. This...

In recent years there has been a trend towards the wider use of COTS (Commercial Off The Shelf) equipment in space missions. This trend has been mainly driven by the...

Articles: RF & Microwave Electronics
On-Orbit Satellite Refueling Flow Measurement

Over 7000 satellites have been placed in Earth-orbit since the beginning of the space age. 3000 are currently in orbit, of which 1000 are active, making our near space neighborhood a...

Articles: RF & Microwave Electronics
NASA Miniaturizes Century-Old Radio Sounder Technology

A century-old technology that scientists use to probe the ionosphere — the important atmospheric layer that can interfere with the transmission of radio waves — is getting...

In 1995, Boeing Satellite Systems introduced a new family of communication satellite buses, with bodies that contain power, control, and propulsion systems. They used a high-voltage bus...

Heat pipes are a well-known thermal management solution used in computing applications. Nearly all laptop computers contain some number of heat pipes to effectively remove heat from heat generating...

Articles: Sensors/Data Acquisition
Developing an Airborne Optical Systems Testbed (AOSTB)

The United States shares 5,525 miles of land border with Canada, and 1,989 miles with Mexico. Monitoring these borders, which is the responsibility of U.S. Customs and Border Protection...

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INSIDER: Defense

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