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Photo of the Day: 5 Advantages of GaN Solid State Pulsed Power Amplifiers Over TWT Amplifiers

April 8, 2015 | by By Jaymie Murray | Comments

Traveling Wave Tube (TWT) amplifier technology has several inherent limitations that are easily overcome by using the kind of state-of-the-art GaN Solid State Pulsed Power Amplifiers designed and manufactured by API Technologies. The benefits of utilizing GaN ... 

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Photo of the Day: Deep Space Atomic Clock

April 28, 2015 11:13 am | by NASA Jet Propulsion Laboratory | Comments

As the saying goes, timing is everything. More so in 21st-century space exploration where navigating spacecraft precisely to far-flung destinations -- say, to Mars or even more distant Europa, a moon of Jupiter -- is critical. NASA is making great strides to develop the ...

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New Computer-Based Vision Screening Test for Children

April 28, 2015 10:54 am | by Elsevier Health Sciences | Comments

Many eye disorders in young children are asymptomatic and may remain undetected without testing. Since effective treatments are available for many of those conditions, early identification and intervention are critical to prevent potentially permanent vision problems. A new report ... 

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Heat Makes Electrons' Spin in Magnetic Superconductors

April 28, 2015 10:34 am | by Academy of Finland | Comments

Physicists have shown how heat can be exploited for controlling magnetic properties of matter. The finding helps in the development of more efficient mass memories. The result was published yesterday in Physical Review Letters. The international research group ... 

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Embracing the 5G Era

April 28, 2015 10:06 am | by Science China Press | Comments

To meet the demands of 2020, the 5G research has attracted global attention and made remarkable progress. 5G will be the first meaningful unified wideband mobile communication system. A recent research has systematically overviewed the latest progress on the 5G ... 

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New Effort to Detect Life On Other Planets

April 28, 2015 9:45 am | by Bjorn Carey, Stanford News | Comments

The study of exoplanets – planets around other stars – is a relatively new field, but planet-hunting efforts have been prolific. The discovery of the first exoplanet around a star like our sun was made in 1995, and NASA's Kepler space telescope has detected more ... 

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Motion-Sensing Gloves Teach Proper Technique to Wheelchair Users

April 27, 2015 4:12 pm | by University of Illinois | Comments

Cubitus is a student team working on making life easier on wheelchair users. They want to monitor wheelchair user’s performance, detect flaws, and educate them about proper wheelchair form. The device will inform users early on about how to adjust their form before it becomes an injury that needs physical ... 

Warning Signals Alert Filipinos of Oncoming Tsunamis

April 27, 2015 11:56 am | by E2S | Comments

The 26 December 2004 Indian Ocean Tsunami killed 230,000 people in 14 countries, and swamped coastal communities with waves up to 100 feet (30 meters) high. Following this tragic event, the UN set up the Indian Ocean Tsunami Warning System, and although not ... 

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Digital In-Line Holography Helps Researchers 'See’ into Fiery Fuels

April 27, 2015 8:18 am | by Sandia National Laboratories | Comments

Transportation accidents, such as trucks crashing on a highway or rockets failing on a launch pad, can create catastrophic fires. It’s important to understand how burning droplets of fuel are generated and behave in those extreme cases, so Sandia National Laboratories researchers have ...

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Magnifying Vibrations in Bridges and Buildings

April 24, 2015 11:29 am | by Jennifer Chu, MIT News Office | Comments

To the naked eye, buildings and bridges appear fixed in place, unmoved by forces like wind and rain. But in fact, these large structures do experience imperceptibly small vibrations that, depending on their frequency, may indicate instability or structural damage. MIT researchers have now ... 

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4-D Printing is Taking 3-D Printing to an Entirely New Level

April 24, 2015 11:00 am | by ARC Center of Excellence for Electromaterials Science | Comments

4D printing is unfolding as technology that takes 3D printing to an entirely new level. The fourth dimension is time, shape shifting in fact, and the ARC Centre of Excellence for Electromaterials Science (ACES) at the University of Wollongong is helping to set the pace ... 

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API Technologies to Acquire Cobham Inmet and Cobham Weinschel

April 24, 2015 10:44 am | by WDD Staff | Comments

API Technologies Corp. announced that it has entered into a definitive agreement with a wholly owned subsidiary of Cobham plc, to acquire Aeroflex/Inmet, Inc. and Aeroflex/Weinschel, Inc. Inmet and Weinschel have each been in business for more than 50 years, and each ... 

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Photos of the Day: Autonomous, Swarming UAVs Fly Into the Future

April 23, 2015 11:33 am | by David Smalley, Office of Naval Research | Comments

A new era in autonomy and unmanned systems for naval operations is on the horizon, as officials at the Office of Naval Research (ONR) announced today recent technology demonstrations of swarming unmanned aerial vehicles (UAVs) — part of the Low-Cost UAV ... 

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Drexel Materials Scientists Putting a New Spin on Computing Memory

April 23, 2015 10:49 am | by Drexel University | Comments

Ever since computers have been small enough to be fixtures on desks and laps, their central processing has functioned something like an atomic Etch A Sketch, with electromagnetic fields pushing data bits into place to encode data. Unfortunately, the same drawbacks ... 

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Cloud Security Reaches Silicon

April 23, 2015 10:23 am | by Larry Hardesty, MIT News Office | Comments

In the last 10 years, computer security researchers have shown that malicious hackers don’t need to see your data in order to steal your data. From the pattern in which your computer accesses its memory banks, adversaries can infer a shocking amount about ... 

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Smaller and Cheaper Particle Accelerators?

April 22, 2015 10:17 am | by National Science Foundation | Comments

Traditionally, particle accelerators have relied on electric fields generated by radio waves to drive electrons and other particles close to the speed of light. But in radio-frequency machines there is an upper limit on the electric field before the walls of the accelerator ... 

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