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Articles: Nanotechnology
While nanotechnology has been around for many years, there continues to be more revolutionary developments using nanoscale breakthroughs. Some of the most promising...
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Articles: Robotics, Automation & Control
In order to extend the usefulness of small, unmanned ground vehicles (UGVs) to a wider range of missions, techniques are being developed to enable high-speed teleoperated control....
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Articles: Robotics, Automation & Control
In this age of environmental consciousness, OEMs around the world are competing to build better, safer, and greener machines. In striving toward such lofty goals, many industries are rediscovering a fundamental...
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Articles: Energy
The phrase “everything old is new again” certainly applies to today’s flywheel technology. Forget the mechanical bearing, standard atmosphere 5,000 RPM...
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Articles: Electronics & Computers
The fundamental understanding of cerebral systems and associated diseases relies on the electrical recording of single neuron activity. This requires in vivo interfacing with neurons using...
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Articles: Electronics & Computers
Computer-on-Module Express (COM Express) has become a widely accepted way to implement embedded computing solutions in a very compact form factor. The main principle of the COM Express standard is...
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Articles: Electronics & Computers
Proper thermal design of any electronics-based system is key to its long-term reliability. NASA engineering expertise in this area is renowned. The International Space Station (ISS) operates...
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Articles: Energy
The increasing cost of fuel and U.S. dependency on foreign fuel supplies has renewed interest in conserving energy and in generating electric power using...
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Articles: Robotics, Automation & Control
The Centennial Challenges are NASA’s prizes for the citizen inventor. Through open competitions, we seek novel solutions from diverse sources in technology...
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Articles: Photonics/Optics
Fiber optic interconnects have enjoyed a relatively long history in long haul telecommunications due to their ability to transmit large quantities of data across great distances. As our...
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Articles: Communications
Communications engineers today must design to accommodate changing missions, shorter product lifecycles, and increasing computer power. As a result, they create hybrid systems that include...
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Articles: Photonics/Optics
In a perfect imaging system, light exists as a spherical wave that converges to form a point image. However, in practice wavefront aberrations act to perturb the wavefront from its ideal...
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Articles: Robotics, Automation & Control
EMI (Electromagnetic Interference) comes in different forms, frequencies, and levels. Electronic equipment has different categories for both emissions and susceptibility. Under normal...
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Articles: Energy
Keeping pace with emerging solid-state lighting (SSL) applications can be difficult for design engineers, not only from an end-product standpoint, but at the component level as well. Design...
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Articles: Energy
It is in the headlines worldwide. Cities, states, and countries around the globe are transitioning away from traditional lighting and towards newer technologies such as high-power LEDs for...
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Articles: Mechanical & Fluid Systems
With auto sales down as much as 40 percent, it can feel to some like the industry is coming apart. But a "revolution in fasteners" may soon help bridge the gap to greener...
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Articles: Energy
Industry and consumers are increasingly aware of the benefits of efficacious use of metered power, as costs and cost trends increase. Making the right choices...
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Articles: Energy
Fluorescent lamps are a popular lighting option for businesses and consumers that are looking for ways to conserve energy and cut down on...
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Articles: Electronics & Computers
Software test tools have been traditionally designed with the expectation that the code has been (or is being) designed and developed following a best practice development process. Legacy...
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Articles: Electronics & Computers
The computing press is full of discussions about multicore systems, defined here as single-chip computers containing two or more processing cores each connected to a common shared memory (Figure...
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Articles: Electronics & Computers
With each new generation of FPGA devices, Xilinx continues to push the performance envelope to match the ever-increasing requirements of target applications. The recent announcement of the Virtex-6 is no exception....
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Articles: Automotive
The automotive industry has faced hardships in recent times, but it can and will survive by renewing itself through innovation. After enduring a $14.6 billion loss in 2008, Ford reported...
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Articles: Robotics, Automation & Control
From industrial panel PCs, to open-platform graphic operator interface terminals (OITs), to microOITs, to human-machine interfaces (HMIs), there are many...
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Articles: Lighting
Understanding how LEDs work and what materials are used for ideal operation in various spectral ranges will aid in selecting the right color and ideal wavelengths for a variety of...
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Articles: Lighting
We normally think of ‘white’ light as being comprised of all wavelengths in the visible spectrum, or at least of being comprised of red, green, and blue. However, white LEDs emit...
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Articles: Lighting
Two overriding issues should be considered when driving high-brightness (HB) LEDs. The first is to ensure that a fairly constant current is available with minimal variation, since a...
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Articles: Imaging
Uses for traditional optical time domain reflectometers, or “OTDRs” include the certification and troubleshooting of very long-haul fiber optic networks such as campus and metro networks. In...
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Articles: Medical
As devices for disease detection and diagnosis become more advanced, they also are becoming smaller. Next-generation technologies for faster detection of diseases such as cardiovascular disease,...
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