[BC] LCD display
Mike McCarthy
towers at mre.com
Thu Jun 14 08:21:58 CDT 2012
This came across my desk from the IEEE. Anyone heard about this new type
of LCD screen?
Quantum Dots Are Behind New Displays
Liquid crystal displays dominate today's big, bright world of color TVs.
But they're inefficient and don't produce the vibrant, richly hued
images of organic light-emitting diode (OLED) screens, which are
expensive to make in large sizes. Now, a handful of start-up companies
aim to improve the LCD by adding quantum dots, the light-emitting
semiconductor nanocrystals that shine pure colors when excited by
electric current or light. When integrated into the back of LCD panels,
the quantum dots promise to cut power consumption in half while
generating 50 percent more colors. Quantum-dot developer Nanosys says an
LCD film it developed with 3M is now being tested, and a 17-inch
notebook incorporating the technology should be on shelves by year's end.
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