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Green Design & Manufacturing

From Emissions Tech to EV Electronics

A recent visit to Eberspaecher’s North American engineering and manufacturing complex reveals how a global Tier-1 rooted in combustion-engine technology is profitably navigating the transition to...

Application Briefs
Propulsion

Electric Satellite Thruster

IVO Ltd.
Bismark, ND
+1 701-390-9567
https://ivolimited.us/

IVO Ltd., a company that specializes in capacitive based technologies, recently unveiled the IVO Quantum Drive, the first pure electric...

Application Briefs
Communications

Communications Infrastructure UAVs

Solar-powered unmanned aircraft can provide a resilient inter-vendor, mesh-based communications infrastructure to provide over-the-horizon networks that are self-aware and can cover large areas beyond line-of-sight.

Articles
Propulsion

Solar-Powered Satellite Hardware in Orbit

The Photovoltaic Radio-frequency Antenna Module is the first orbital experiment designed to convert sunlight for microwave power transmission for solar power satellites.

Application Briefs
Propulsion

Electric-Powered Warship

The first full-electric power and propulsion surface combatant, the USS Zumwalt, has been delivered to the US Navy.

News
Energy

Battery Show Teems with All Things Rechargeable

Although electric vehicles (EVs) currently comprise less than 2% of the U.S. light-vehicle market, the transportation sector is bursting with established companies and startup enterprises...

Application Briefs
Electronics & Computers

Solar-Powered Structures

Pvilion, a solar-powered fabric provider, was recently awarded a contract by the United State Air Force (USAF).

Briefs
Imaging

Energy Harvesting for Soft-Matter Machines and Electronics

A new class of soft multifunctional materials could be used to convert mechanical deformation from vibrations and stretching into electrical energy.

Briefs
Materials

Electrodeposition of Metal Matrix Composites and Materials Characterization for Thin-Film Solar Cells

Metal matrix composites can electrically bridge the cracks that appear in semiconductor substrates and the composite grid lines.

Articles
Photonics/Optics

Microwave Photonic Notch Filter

Interference mitigation is crucial in modern radio frequency (RF) communications systems with dynamically changing operating frequencies, such as cognitive radios, modern military radar, and electronic warfare...

Briefs
Defense

Assessment of Non-Traditional Isotopic Ratios by Mass Spectrometry for Analysis of Nuclear Activities

The objective of this work is to identify isotopic ratios suitable for analysis via mass spectrometry that distinguish between commercial...

Articles
Defense

Rotorcraft Anti-Icing Systems

Flying anytime, anywhere, in all-weather conditions is one of the most challenging technology and capability goals across the rotorcraft industry to meet a growing demand for reliability, safety and the ability...

Briefs
Defense

Autonomous Underwater Munitions and Explosives of Concern Detection System

The objective of Environmental Security Technology Certification Program (ESTCP) Project MR-201002, Autonomous Underwater Vehicle (AUV) Munitions and Explosives of...

Articles
Energy

Designing a Power Generation System for a More-Electric Aircraft

It is theorized that systems and equipment for an All Electric Aircraft (AEA) will be developed 20 years hence as a More-Electric Aircraft (MEA) with no bleed system, which is...

Articles
Defense

DPA Countermeasures — Theory vs. Practice

The Threat

In today’s interconnected world, the information that we generate, store, transmit, and receive has become a valuable commodity. We have increasingly turned to cryptography as a tool...

Articles
Defense

Using Sensor Technology to Combat Legacy Issues in Defense Avionics

Reliance on aging military platforms has become a global concern and military aircraft today are expected to remain in service for longer than their original life cycles....

Briefs
Test & Measurement

Testing Multijunction Solar Cell Efficiency

The photovoltaic community is closer than ever to achieving ultra-high multijunction solar cell efficiencies (>50%). Subcells from III–V compound semiconductors are approaching ideal...

Articles
Defense

Getting It Right with Composites

"Composite design and analysis is a highly integrated activity,” said Chris Gear, Chief Technology Officer & Senior Technical Fellow for GKN Aerospace. He noted that how composite material is placed,...

Articles
Aerospace

Controlling the Seas: Introducing a New Concept in Autonomous Surface/Underwater Vehicles

The boundary between the sea and sky is an important place to be. It’s the critical connecting layer for commercial and military information exchange...

Briefs
Defense

Isotope Beta-Battery Approaches for Long-Lived Sensors

The energy density of isotopes exceeds that of chemical energy storage by six orders of magnitude. Isotopes are used in many commercial applications, and are produced and available at modest prices. The power requirements of many sensors and communications equipment can greatly reduce the...

Technology Update
Aerospace

Sikorsky’s All-New Raider Helicopter Prototype is Ready to Fly

Sikorsky Aircraft unveiled in early October the first of two S-97 Raider lightweight tactical helicopter prototypes. In 2015 Sikorsky plans to offer the S-97 as a replacement...

Technology Update
Software

Researchers Develop Multiphysics Model for Electro-Thermal Analysis of UAV

Vives College University and Kulab (KU Leuven University campus Ostend) in Belgium are undertaking an aeronautical research program for the development of a new UAV...

Articles
Aerospace

Hybrid-electric distributed propulsion explored

A turboelectric distributed propulsion (TeDP) system is a powertrain consisting of a turboshaft engine used solely to provide electrical power through a generator to electric motors driving...

Technology Update
Aerospace

Enabling high-strength composites to reach their full potential

The use of composite materials for construction of aerospace components began in the early 1980s and is now the material of choice for commercial and military airframe...

Application Briefs
Defense

Photovoltaic Thermography From the Air

Micro-Epsilon
Raleigh, NC
919-787-9707
www.micro-epsilon.com

Defective solar cells can destroy an entire module. Therefore, conducting regular inspections using thermography is a...

Articles
Defense

More Electric, Integrated Fuel Systems

Global warming and environmental friendliness considerations have recently been key for multiple global industries. In the commercial aviation industry, reduction of aircraft emissions, including...

Briefs
Electronics & Computers

Implementing Interconnected Generation in Future Civil Aircraft

In addition to providing thrust, the engines on conventional civil jet airliners generate power for onboard systems and ancillary loads in the form of pneumatic, hydraulic, and...

Briefs
Physical Sciences

Bi-Axial Vibration Energy Harvesting

For air platforms, the installation of Structural Health Monitoring (SHM) systems is complicated by the fact that the majority of SHM devices need to be fitted on internal aircraft structure, underneath...

Application Briefs
Defense

Buoy System Tracks Ships in Real Time

According to the U.S. Department of Homeland Security, the nation’s 360 ports and waterways remain especially vulnerable to attack from small vessels carrying improvised explosive devices, including...