LEDs - or Light-Emitting Diodes – are semiconductors that generate narrow-spectrum light when electrically biased in the forward direction of the p-n junction. This effect is a form of electroluminescence. A single LED is often a ...
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The U.S.Federal Aviation Administration is taking a new look at the use of portable electronics on airplanes,seeking public comments starting this week and forming a government-industry group to study when smartphones,tablets and other ...
Tags: USA, Federal Aviation Administration, electronics, PED