The three Japanese scientists who invented the first efficient blue LEDs in the mid 1990s have received the 2014 Nobel Prize in Physics. The invention of efficient blue LEDs was a foundational step in ...
Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...
See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Their inventions have found their way into bedside lamps, television ...
Welcome to our second annual One Bright Issue. We’ve gathered a group of articles that cover LEDs and solid-state lighting (SSL) as well as the semiconductors that support these applications. Yet I’d ...
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A mechanical blue LED: Stretching GaN shifts light from UV to blue without changing chemistry
A research team from the Faculty of Engineering at the University of Hong Kong (HKU) has successfully used mechanical ...
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In the United States and Canada, there have been many reports of LED street lights that were initially white but have suddenly turned purple. The reason for this change in color of LED street lights ...
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