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Defense

Fiber Optic Multi-Sensing Platforms

Eventually, technology advances to the point where solutions that have been “good enough” for decades are no longer “good enough” for the innovations of today. The philosophy of “good enough” is...

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Articles
Aerospace

RECAT Wake Turbulence Recategorization

Aviation safety is a fundamental concern for all stakeholders. The traveling public demands the highest safety standards, but also wants convenience and reliability at a low price with minimal...

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Articles
Defense

A New Concept for Improving the Performance of Electrically Small Antennas

Using advances in the areas of multi-mode, closely coupled miniaturized radiators and artificially engineered materials, ultra-broadband, highly efficient, electrically...

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Articles
Defense

Microwave Radiometer for Advanced Nanosatellite Control Systems

Microwave radiometers measure temperature, water vapor, and cloud ice in the atmosphere, since oxygen and water vapor naturally emit signals in the microwave portion of the...

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INSIDER
Nanotechnology

Morphing Nanotubes into Tougher Carbon for Aerospace

Rice University materials scientists are making nanodiamonds and other forms of carbon by smashing nanotubes against a target at high speeds. The process will enrich the knowledge of...

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INSIDER
Aerospace

Existing Navigation Data Can Help Pilots Avoid Turbulence

Detecting turbulence remains the Achilles' heel of modern-day aviation. The reports submitted by pilots, subjective and often very inaccurate, are the least expensive and the most...

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INSIDER
Aerospace

NASA Shines Lasers on Future Aircraft Concept

As NASA aeronautics engineers prepare to develop a series of greener, quieter, faster X-planes, they are already testing concepts that could be candidates. One of those is a Boeing blended wing...

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INSIDER
Materials

Lattice Structure Absorbs Propeller Vibrations

Researchers at ETH Zurich have developed a lattice structure capable of absorbing a wide range of vibrations while also being useful as a load-bearing component in propellers, rotors, and...

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INSIDER
Test & Measurement

NASA’s Pressure-Sensitive Paint Tests Aircraft Designs

NASA’s bright pink Pressure-Sensitive Paint (PSP) is helping to test new aircraft designs. A thin coat of PSP is sprayed onto the model that will be tested in the wind tunnel and...

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INSIDER
Aerospace

Carbon Nanotube “Stitches” Strengthen Aircraft Composites

The newest passenger jets are made primarily from advanced composite materials such as carbon fiber reinforced plastic — extremely light, durable materials. But composite...

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INSIDER
Defense

Researcher Creates System to Control Robots With the Brain

A researcher at Arizona State University has discovered how to control multiple robotic drones using the human brain. A controller wears a skull cap outfitted with 128 electrodes...

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Articles
Aerospace

Zero-Emissions Electric Aircraft: Theory vs Reality

Many different electrically propelled aircraft have been or are soon to be flying. Recently a zero-emissions electric aircraft, Solar Impulse, flew around the world with zero fuel. However,...

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Briefs
Test & Measurement

The Effect of Substrate Emissivity on the Spectral Emission of a Hot-Gas Overlayer

Recently, in operando optical investigations of high temperature solid oxide electrochemical cells (SOECs) have gained significant traction with several research...

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Briefs
Test & Measurement

Process Approach to Determining Quality Inspection Deployment

As new technologies are implemented in manufacturing areas, inspection processes will be affected. Often because product quality has increased or automated inspection equipment has...

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Briefs
Defense

Experimental Setup to Assess Blast and Penetration- Induced Secondary Debris in a Military Operations in Urban Terrain (MOUT) Environment

As part of Project Agreement on Military Operations in Urban Terrain (MOUT), the US Army Research...

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Briefs
Test & Measurement

Non-Contact Circuit for Real-Time Electric and Magnetic Field Measurements

An energized electric power cable generates low-frequency electric and magnetic fields that are related to the voltages and currents. Especially at wavelengths...

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Articles
Aerospace

Seeing the Light

In order to meet the requirements of current-generation military ruggedized displays and monitors, various technology innovations have been developed that allow for an enhanced user experience. Accommodating all of these needs...

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Articles
Defense

Multiple Node Networking Using PCIe Interconnects

PCI Express (PCIe) interconnects, and how they can be used to support multiple node low latency data transfers over copper or optical cables, is gaining momentum in embedded computing solutions....

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Articles
Aerospace

Analyzing Radar Signals with Demodulation

In the electronic warfare milieu, one of the most common RF applications is that of radar systems. Radar, which uses RF energy to determine the range, angle, and/or velocity of objects, detects...

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Articles
Defense

Combining Software and Hardware for Highly Specialized Multichannel Spectrum Monitoring

Systems specifically designed for spectrum monitoring applications typically acquire RF signals from a reference antenna or downlink, analyze the shape (or...

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Articles
Aerospace

Advanced Thermal Management Solutions

Now more than ever, devices with increasing power and smaller footprints are demanding a good stable cost effective thermal management solution. Fortunately many options are available today. However, for...

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Articles
Defense

Thermoelectric Cooling

There are many places one can go to get an outline on the pros and cons of different methods for enclosure cooling. Although we will briefly touch on them here, this is really an in-depth article on how to choose a...

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Articles
Electronics & Computers

Thermal Ground Planes Optimizing Heat Transfer in Aerospace and Defense Applications

Wide band gap (WBG) semiconductors are semiconductor materials that allow higher voltages, higher frequencies and operation at higher temperatures over...

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Articles
Electronics & Computers

Thermal Management of Laser Diodes

High-power laser diodes can generate a great deal of heat. Even for laser diodes operating with 70% or higher efficiency, a large amount of applied energy is converted to heat. Since the performance and...

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Application Briefs
Electronics & Computers

Clean Sky Open Rotor Engine Components

+44 (0)1527 517 715www.gkn.com/aerospace GKN Aerospace has delivered the two rotating frames for a major research program exploring open rotor aero-engine designs with a goal of achieving a 20% reduction...

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Products
Manufacturing & Prototyping

Aerospace Composites

Victrex (West Conshohocken, PA) launched a new line of PAEK-based composites for the aerospace industry in the form of unidirectional (UD) tape and laminate panels. Introduced under the brand VICTREX® AE250 composites, the...

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INSIDER
Materials

Dual-Function Aircraft De-Icer Also Prevents Freezing

Rice University scientists have advanced their graphene-based de-icer to serve a dual purpose. The new material still melts ice from wings and wires when conditions get too cold, but if...

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INSIDER
Aerospace

Researchers Crash Drones to Expose Design Flaws

Sales of drones are soaring. But new research by a Johns Hopkins computer security team has raised concerns about how easily hackers could cause these robotic devices to ignore their human...

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INSIDER
Aerospace

NASA Works with Airline to Improve Pilot Training and Cockpit Displays

Through an agreement between NASA and American Airlines, engineers and scientists at NASA's Langley Research Center in Hampton, VA, will work to improve flight training,...

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