The hardness, crystalline structure and wide bandgap of gallium nitride (GaN) make it ideal for a variety of applications, including light-emitting diodes (LEDs), laser diodes that read blu-ray discs, transistors that operate at high ...
Tags: III-V Semiconductor, Laser
According to Strategies Unlimited, revenues for LEDs in lighting applications, which includes both replacement lamps and luminaires, are expected to have a CAGR of 30% and reach a total value of US$13 billion by 2017. HB-LEDs saw a ...
Critical Role of Sirens in Emergency NotificationA Whitepaper from Federal Signal When it comes to emergency warning and mass notification, much of the conversation lately seems to focus on social media and other relatively recent ...
"Cool it!" That's a prime directive for microprocessor chips and a promising new solution to meeting this imperative is in the offing. Researchers with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley ...
Tags: Consumer Electronics, Electronics
Liquid crystals are remarkable materials that combine the optical properties of crystalline solids with the flow properties of liquids, characteristics that come together to enable the displays found in most computer monitors, televisions ...
Tags: Liquid Crystal, Chemicals
CCurrently, space based telescopes are limited by their size and weight, particularly regarding the mirror—using rockets for delivery is very restrictive—there are both size and cost issues involved. To possibly get around that ...
Tags: Consumer Electronics, Electronics, telescopes, Instruments, Meters
Solid catalysts based on precious metals, such as palladium, are widely used in industry to promote a range of chemical reactions. Finding ways to minimize the consumption of expensive catalytic materials, however, remains a critical ...
Tags: Consumer Electronics, Electronics, Hybrid
One of the most ambitious missions in the history of space goes into high-risk mode on Monday when Europe rouses a comet-chasing probe from years of hibernation. "The most important alarm clock in the Solar System" will end the scout ...
Tags: Consumer Electronics, Electronics
China's history making moon robots – the Chang'e-3 lander and Yutu rover – have just awoken from the forced slumber of survival during their first, long frigid lunar night and have now resumed full operations – marking a ...
Tags: moon robots, Chang'e-3 lander, Yutu rover, awaken
A common problem at Pearl Harbor, biofouling affects harbors around the world. It's the process by which barnacles, muscles, oysters, and tubeworms accumulate on the bottom of boats and other surfaces. Now researchers at the University of ...
Tags: Pearl Harbor, biofouling, marine creatures, miniscule larvae
For years now, communities have been taking advantage of public lots to built community gardens, allotments, and other community spaces where those without room to garden at home can have a place to do so. These initiatives have been ...
Tags: community, community gardens, community-owned solar gardens
A group at Harvard University has created an aqueous flow battery that uses a quinone, a type of organic molecule that happens to have favorable electrochemical properties. The particular quinone they used is nearly identical to one found ...
Tags: Electrical, Electronics
Researchers have tried a variety of methods to develop detectors that are responsive to a broad range of infrared light—which could form imaging arrays for security systems, or solar cells that harness a broader range of sunlight's ...
From drones and smart cars to remote-controlled door locks and eyewear, the 2014 Consumer Electronics Show promises to showcase the "Internet of Things," along with gadgets like smartphones and tablets. The technology extravaganza that ...
Not much on the Moon escapes the eyes of NASA's Lunar Reconnaissance Orbiter, and China's Chang'e-3 lander and Yutu rover are no exception! The pair touched down on the lunar surface on Dec. 14, and just over a week later on Dec. 25 LRO ...
Tags: Lunar Reconnaissance Orbiter, Chang'e-3 lander, Yutu rover