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SWAGELOK NORTHERN CALIFORNIA

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Scientists Find a Cheaper Way to Light Up OLED Screens

by Jeff Hopkins, on 4/5/19 11:58 AM

Iridium, the world’s rarest naturally occurring element, is what provides the color and light for OLED screens in your phone or TV—but it won’t last forever. It exists in a finite quantity on our planet. But scientists have finally found a way to get copper—present in abundance in the earth’s crust—to reach iridium-like efficiency in its emission of light.

Read the full article on Science Daily 

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